LCOV - code coverage report
Current view: top level - src - input_cp2k_print_dft.F (source / functions) Coverage Total Hit
Test: CP2K Regtests (git:42dac4a) Lines: 100.0 % 981 981
Test Date: 2025-07-25 12:55:17 Functions: 100.0 % 10 10

            Line data    Source code
       1              : !--------------------------------------------------------------------------------------------------!
       2              : !   CP2K: A general program to perform molecular dynamics simulations                              !
       3              : !   Copyright 2000-2025 CP2K developers group <https://cp2k.org>                                   !
       4              : !                                                                                                  !
       5              : !   SPDX-License-Identifier: GPL-2.0-or-later                                                      !
       6              : !--------------------------------------------------------------------------------------------------!
       7              : 
       8              : ! **************************************************************************************************
       9              : !> \brief function that build the print section of the dft input
      10              : !> \par History
      11              : !>      10.2005 moved out of input_cp2k [fawzi]
      12              : !>      07.2024 moved out of input_cp2k_dft [JGH]
      13              : !> \author fawzi
      14              : ! **************************************************************************************************
      15              : MODULE input_cp2k_print_dft
      16              :    USE basis_set_types, ONLY: basis_sort_default, &
      17              :                               basis_sort_zet
      18              :    USE bibliography, ONLY: &
      19              :       Andermatt2016, Andreussi2012, Avezac2005, BaniHashemian2016, Becke1988b, Bengtsson1999, &
      20              :       Blochl1995, Brehm2018, Brelaz1979, Dewar1977, Dewar1985, Dudarev1997, Dudarev1998, &
      21              :       Ehrhardt1985, Eriksen2020, Fattebert2002, Golze2017a, Golze2017b, Guidon2010, &
      22              :       Heinzmann1976, Holmberg2017, Holmberg2018, Iannuzzi2005, Iannuzzi2006, Iannuzzi2007, &
      23              :       Knizia2013, Kolafa2004, Krack2000, Krack2002, Kuhne2007, Kunert2003, Lippert1997, &
      24              :       Lippert1999, Lu2004, Merlot2014, Perdew1981, Repasky2002, Rocha2006, Schenter2008, Schiffmann2015, &
      25              :       Shigeta2001, Stewart1982, Stewart1989, Stewart2007, Thiel1992, VanVoorhis2015, &
      26              :       VandeVondele2003, VandeVondele2005a, VandeVondele2005b, VandeVondele2006, Weber2008, &
      27              :       Yin2017, Pracht2019, Caldeweyher2019, Caldeweyher2020
      28              :    USE cp_output_handling, ONLY: add_last_numeric, &
      29              :                                  cp_print_key_section_create, &
      30              :                                  debug_print_level, &
      31              :                                  high_print_level, &
      32              :                                  low_print_level, &
      33              :                                  medium_print_level, &
      34              :                                  silent_print_level
      35              :    USE cp_spline_utils, ONLY: pw_interp, &
      36              :                               spline3_nopbc_interp, &
      37              :                               spline3_pbc_interp
      38              :    USE cp_units, ONLY: cp_unit_to_cp2k
      39              :    USE input_constants, ONLY: &
      40              :       atomic_guess, becke_cutoff_element, becke_cutoff_global, bqb_opt_exhaustive, &
      41              :       bqb_opt_normal, bqb_opt_off, bqb_opt_patient, bqb_opt_quick, broyden_type_1, &
      42              :       broyden_type_1_explicit, broyden_type_1_explicit_ls, broyden_type_1_ls, broyden_type_2, &
      43              :       broyden_type_2_explicit, broyden_type_2_explicit_ls, broyden_type_2_ls, casci_canonical, &
      44              :       cdft_alpha_constraint, cdft_beta_constraint, cdft_charge_constraint, &
      45              :       cdft_magnetization_constraint, cholesky_dbcsr, cholesky_inverse, cholesky_off, &
      46              :       cholesky_reduce, cholesky_restore, core_guess, diag_block_davidson, diag_block_krylov, &
      47              :       diag_filter_matrix, diag_ot, diag_standard, dmft_model, do_admm_aux_exch_func_bee, &
      48              :       do_admm_aux_exch_func_bee_libxc, do_admm_aux_exch_func_default, &
      49              :       do_admm_aux_exch_func_default_libxc, do_admm_aux_exch_func_none, &
      50              :       do_admm_aux_exch_func_opt, do_admm_aux_exch_func_opt_libxc, do_admm_aux_exch_func_pbex, &
      51              :       do_admm_aux_exch_func_pbex_libxc, do_admm_aux_exch_func_sx_libxc, &
      52              :       do_admm_basis_projection, do_admm_blocked_projection, do_admm_blocking_purify_full, &
      53              :       do_admm_charge_constrained_projection, do_admm_exch_scaling_merlot, &
      54              :       do_admm_exch_scaling_none, do_admm_purify_cauchy, do_admm_purify_cauchy_subspace, &
      55              :       do_admm_purify_mcweeny, do_admm_purify_mo_diag, do_admm_purify_mo_no_diag, &
      56              :       do_admm_purify_none, do_admm_purify_none_dm, do_arnoldi, do_bch, do_cn, &
      57              :       do_ddapc_constraint, do_ddapc_restraint, do_em, do_etrs, do_full_density, do_gapw_gcs, &
      58              :       do_gapw_gct, do_gapw_log, do_iaoloc_energy, do_iaoloc_enone, do_iaoloc_l1, do_iaoloc_occ, &
      59              :       do_iaoloc_pm2, do_iaoloc_pm4, do_lri_inv, do_lri_inv_auto, do_lri_opt_all, &
      60              :       do_lri_opt_coeff, do_lri_opt_exps, do_lri_pseudoinv_diag, do_lri_pseudoinv_svd, &
      61              :       do_method_am1, do_method_dftb, do_method_gapw, do_method_gapw_xc, do_method_gpw, &
      62              :       do_method_lrigpw, do_method_mndo, do_method_mndod, do_method_ofgpw, do_method_pdg, &
      63              :       do_method_pm3, do_method_pm6, do_method_pm6fm, do_method_pnnl, do_method_rigpw, &
      64              :       do_method_rm1, do_method_xtb, do_pade, do_potential_coulomb, do_potential_id, &
      65              :       do_potential_short, do_potential_truncated, do_ppl_analytic, do_ppl_grid, &
      66              :       do_pwgrid_ns_fullspace, do_pwgrid_ns_halfspace, do_pwgrid_spherical, do_s2_constraint, &
      67              :       do_s2_restraint, do_se_is_kdso, do_se_is_kdso_d, do_se_is_slater, do_se_lr_ewald, &
      68              :       do_se_lr_ewald_gks, do_se_lr_ewald_r3, do_se_lr_none, do_spin_density, do_taylor, &
      69              :       ehrenfest, embed_diff, embed_fa, embed_grid_angstrom, embed_grid_bohr, embed_level_shift, &
      70              :       embed_none, embed_quasi_newton, embed_resp, embed_steep_desc, eri_method_full_gpw, &
      71              :       eri_method_gpw_ht, eri_operator_trunc, eri_operator_coulomb, eri_operator_erf, eri_operator_erfc, &
      72              :       eri_operator_gaussian, eri_operator_yukawa, gapw_1c_large, gapw_1c_medium, gapw_1c_orb, &
      73              :       gapw_1c_small, gapw_1c_very_large, gaussian, general_roks, gto_cartesian, gto_spherical, &
      74              :       hf_model, high_spin_roks, history_guess, jacobian_fd1, jacobian_fd1_backward, &
      75              :       jacobian_fd1_central, jacobian_fd2, jacobian_fd2_backward, kg_color_dsatur, &
      76              :       kg_color_greedy, kg_tnadd_atomic, kg_tnadd_embed, kg_tnadd_embed_ri, kg_tnadd_none, &
      77              :       ls_2pnt, ls_3pnt, ls_gold, ls_none, manual_selection, mao_basis_ext, mao_basis_orb, &
      78              :       mao_basis_prim, mao_projection, mopac_guess, no_excitations, no_guess, no_solver, &
      79              :       numerical, oe_gllb, oe_lb, oe_none, oe_saop, oe_sic, orb_dx2, orb_dxy, orb_dy2, orb_dyz, &
      80              :       orb_dz2, orb_dzx, orb_px, orb_py, orb_pz, orb_s, ot_algo_irac, ot_algo_taylor_or_diag, &
      81              :       ot_chol_irac, ot_lwdn_irac, ot_mini_broyden, ot_mini_cg, ot_mini_diis, ot_mini_sd, &
      82              :       ot_poly_irac, ot_precond_full_all, ot_precond_full_kinetic, ot_precond_full_single, &
      83              :       ot_precond_full_single_inverse, ot_precond_none, ot_precond_s_inverse, &
      84              :       ot_precond_solver_default, ot_precond_solver_direct, ot_precond_solver_inv_chol, &
      85              :       ot_precond_solver_update, outer_scf_basis_center_opt, outer_scf_becke_constraint, &
      86              :       outer_scf_cdft_constraint, outer_scf_ddapc_constraint, outer_scf_hirshfeld_constraint, &
      87              :       outer_scf_none, outer_scf_optimizer_bisect, outer_scf_optimizer_broyden, &
      88              :       outer_scf_optimizer_diis, outer_scf_optimizer_newton, outer_scf_optimizer_newton_ls, &
      89              :       outer_scf_optimizer_none, outer_scf_optimizer_sd, outer_scf_optimizer_secant, &
      90              :       outer_scf_s2_constraint, plus_u_lowdin, plus_u_mulliken, plus_u_mulliken_charges, &
      91              :       qiskit_solver, radius_covalent, radius_default, radius_single, radius_user, radius_vdw, &
      92              :       random_guess, real_time_propagation, ref_charge_atomic, ref_charge_mulliken, rel_dkh, &
      93              :       rel_none, rel_pot_erfc, rel_pot_full, rel_sczora_mp, rel_trans_atom, rel_trans_full, &
      94              :       rel_trans_molecule, rel_zora, rel_zora_full, rel_zora_mp, restart_guess, rsdft_model, &
      95              :       sccs_andreussi, sccs_derivative_cd3, sccs_derivative_cd5, sccs_derivative_cd7, &
      96              :       sccs_derivative_fft, sccs_fattebert_gygi, shape_function_density, shape_function_gaussian, &
      97              :       sic_ad, sic_eo, sic_list_all, sic_list_unpaired, sic_mauri_spz, sic_mauri_us, sic_none, &
      98              :       slater, smear_energy_window, smear_fermi_dirac, smear_list, sparse_guess, tddfpt_davidson, &
      99              :       tddfpt_excitations, tddfpt_lanczos, tddfpt_singlet, tddfpt_spin_cons, tddfpt_spin_flip, &
     100              :       tddfpt_triplet, use_mom_ref_coac, use_mom_ref_com, use_mom_ref_user, use_mom_ref_zero, &
     101              :       use_restart_wfn, use_rt_restart, use_scf_wfn, wannier_projection, weight_type_mass, &
     102              :       weight_type_unit, wfi_aspc_nr, wfi_frozen_method_nr, wfi_linear_p_method_nr, &
     103              :       wfi_linear_ps_method_nr, wfi_linear_wf_method_nr, wfi_ps_method_nr, &
     104              :       wfi_use_guess_method_nr, wfi_use_prev_p_method_nr, wfi_use_prev_rho_r_method_nr, &
     105              :       wfi_use_prev_wf_method_nr, wfn_mix_orig_external, wfn_mix_orig_occ, wfn_mix_orig_virtual, &
     106              :       xas_1s_type, xas_2p_type, xas_2s_type, xas_3d_type, xas_3p_type, xas_3s_type, xas_4d_type, &
     107              :       xas_4f_type, xas_4p_type, xas_4s_type, xas_dip_len, xas_dip_vel, xas_dscf, xas_none, &
     108              :       xas_not_excited, xas_tdp_by_index, xas_tdp_by_kind, xas_tp_fh, xas_tp_flex, xas_tp_hh, &
     109              :       xas_tp_xfh, xas_tp_xhh, xes_tp_val, &
     110              :       no_admm_type, admm1_type, admm2_type, admms_type, admmp_type, admmq_type, &
     111              :       e_dens_total_hard_approx, e_dens_total_density, e_dens_soft_density
     112              :    USE input_cp2k_almo, ONLY: create_almo_scf_section
     113              :    USE input_cp2k_distribution, ONLY: create_distribution_section
     114              :    USE input_cp2k_ec, ONLY: create_ec_section
     115              :    USE input_cp2k_exstate, ONLY: create_exstate_section
     116              :    USE input_cp2k_external, ONLY: create_ext_den_section, &
     117              :                                   create_ext_pot_section, &
     118              :                                   create_ext_vxc_section
     119              :    USE input_cp2k_field, ONLY: create_efield_section, &
     120              :                                create_per_efield_section
     121              :    USE input_cp2k_kpoints, ONLY: create_kpoint_set_section
     122              :    USE input_cp2k_loc, ONLY: create_localize_section, &
     123              :                              print_wanniers
     124              :    USE input_cp2k_ls, ONLY: create_ls_scf_section
     125              :    USE input_cp2k_mm, ONLY: create_dipoles_section, &
     126              :                             create_neighbor_lists_section
     127              :    USE input_cp2k_poisson, ONLY: create_poisson_section
     128              :    USE input_cp2k_projection_rtp, ONLY: create_projection_rtp_section
     129              :    USE input_cp2k_rsgrid, ONLY: create_rsgrid_section
     130              :    USE input_cp2k_tb, ONLY: create_dftb_control_section, &
     131              :                             create_xtb_control_section
     132              :    USE input_cp2k_transport, ONLY: create_transport_section
     133              :    USE input_cp2k_voronoi, ONLY: create_print_voronoi_section
     134              :    USE input_cp2k_scf, ONLY: create_scf_section, &
     135              :                              create_cdft_control_section
     136              :    USE input_cp2k_xc, ONLY: create_xc_fun_section, &
     137              :                             create_xc_section
     138              :    USE input_keyword_types, ONLY: keyword_create, &
     139              :                                   keyword_release, &
     140              :                                   keyword_type
     141              :    USE input_section_types, ONLY: section_add_keyword, &
     142              :                                   section_add_subsection, &
     143              :                                   section_create, &
     144              :                                   section_release, &
     145              :                                   section_type
     146              :    USE input_val_types, ONLY: char_t, &
     147              :                               integer_t, &
     148              :                               lchar_t, &
     149              :                               logical_t, &
     150              :                               real_t
     151              :    USE kinds, ONLY: dp
     152              :    USE pw_grids, ONLY: do_pw_grid_blocked_false, &
     153              :                        do_pw_grid_blocked_free, &
     154              :                        do_pw_grid_blocked_true
     155              :    USE pw_spline_utils, ONLY: no_precond, &
     156              :                               precond_spl3_1, &
     157              :                               precond_spl3_2, &
     158              :                               precond_spl3_3, &
     159              :                               precond_spl3_aint, &
     160              :                               precond_spl3_aint2
     161              :    USE qs_density_mixing_types, ONLY: create_mixing_section
     162              :    USE qs_fb_input, ONLY: create_filtermatrix_section
     163              :    USE qs_mom_types, ONLY: create_mom_section
     164              :    USE string_utilities, ONLY: newline, &
     165              :                                s2a
     166              : #include "./base/base_uses.f90"
     167              : 
     168              :    IMPLICIT NONE
     169              :    PRIVATE
     170              : 
     171              :    CHARACTER(len=*), PARAMETER, PRIVATE :: moduleN = 'input_cp2k_print_dft'
     172              : 
     173              :    PUBLIC :: create_print_dft_section, create_pdos_section
     174              : 
     175              : CONTAINS
     176              : 
     177              : ! **************************************************************************************************
     178              : !> \brief Create the print dft section
     179              : !> \param section the section to create
     180              : !> \author teo
     181              : ! **************************************************************************************************
     182         9254 :    SUBROUTINE create_print_dft_section(section)
     183              :       TYPE(section_type), POINTER                        :: section
     184              : 
     185              :       TYPE(keyword_type), POINTER                        :: keyword
     186              :       TYPE(section_type), POINTER                        :: print_key, sub_print_key, subsection
     187              : 
     188         9254 :       CPASSERT(.NOT. ASSOCIATED(section))
     189              :       CALL section_create(section, __LOCATION__, name="PRINT", &
     190              :                           description="Section of possible print options in DFT code.", &
     191         9254 :                           n_keywords=0, n_subsections=1, repeats=.FALSE.)
     192              : 
     193         9254 :       NULLIFY (print_key, keyword, subsection)
     194              : 
     195              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "PROGRAM_BANNER", &
     196              :                                        description="Controls the printing of the banner of the MM program", &
     197         9254 :                                        print_level=silent_print_level, filename="__STD_OUT__")
     198         9254 :       CALL section_add_subsection(section, print_key)
     199         9254 :       CALL section_release(print_key)
     200              : 
     201              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "BASIS_SET_FILE", &
     202              :                                        description="Controls the printing of a file with all basis sets used.", &
     203         9254 :                                        print_level=high_print_level, filename="LOCAL_BASIS_SETS")
     204         9254 :       CALL section_add_subsection(section, print_key)
     205         9254 :       CALL section_release(print_key)
     206              : 
     207              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "KINETIC_ENERGY", &
     208              :                                        description="Controls the printing of the kinetic energy", &
     209         9254 :                                        print_level=high_print_level, filename="__STD_OUT__")
     210         9254 :       CALL section_add_subsection(section, print_key)
     211         9254 :       CALL section_release(print_key)
     212              : 
     213              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "DERIVATIVES", &
     214              :                                        description="Print all derivatives after the DFT calculation", &
     215         9254 :                                        print_level=high_print_level, filename="__STD_OUT__")
     216              :       CALL keyword_create(keyword, __LOCATION__, &
     217              :                           name="ndigits", &
     218              :                           description="Specify the number of digits used to print derivatives", &
     219         9254 :                           default_i_val=6)
     220         9254 :       CALL section_add_keyword(print_key, keyword)
     221         9254 :       CALL keyword_release(keyword)
     222              : 
     223         9254 :       CALL section_add_subsection(section, print_key)
     224         9254 :       CALL section_release(print_key)
     225              : 
     226              :       CALL cp_print_key_section_create(print_key, __LOCATION__, name="neighbor_lists", &
     227              :                                        description="Controls the printing of the neighbor lists", &
     228         9254 :                                        print_level=debug_print_level, filename="", unit_str="angstrom")
     229              :       CALL keyword_create(keyword, __LOCATION__, &
     230              :                           name="sab_orb", &
     231              :                           description="Activates the printing of the orbital "// &
     232              :                           "orbital neighbor lists, "// &
     233              :                           "i.e. the overlap neighbor lists", &
     234              :                           default_l_val=.FALSE., &
     235         9254 :                           lone_keyword_l_val=.TRUE.)
     236         9254 :       CALL section_add_keyword(print_key, keyword)
     237         9254 :       CALL keyword_release(keyword)
     238              : 
     239              :       CALL keyword_create(keyword, __LOCATION__, &
     240              :                           name="sab_aux_fit", &
     241              :                           description="Activates the printing of the orbital "// &
     242              :                           "orbital neighbor lists wavefunction fitting basis, "// &
     243              :                           "i.e. the overlap neighbor lists", &
     244              :                           default_l_val=.FALSE., &
     245         9254 :                           lone_keyword_l_val=.TRUE.)
     246         9254 :       CALL section_add_keyword(print_key, keyword)
     247         9254 :       CALL keyword_release(keyword)
     248              : 
     249              :       CALL keyword_create(keyword, __LOCATION__, &
     250              :                           name="sab_aux_fit_vs_orb", &
     251              :                           description="Activates the printing of the orbital "// &
     252              :                           "orbital mixed neighbor lists of wavefunction fitting basis, "// &
     253              :                           "and the orbital basis, i.e. the overlap neighbor lists", &
     254              :                           default_l_val=.FALSE., &
     255         9254 :                           lone_keyword_l_val=.TRUE.)
     256         9254 :       CALL section_add_keyword(print_key, keyword)
     257         9254 :       CALL keyword_release(keyword)
     258              : 
     259              :       CALL keyword_create(keyword, __LOCATION__, &
     260              :                           name="sab_scp", &
     261              :                           description="Activates the printing of the vdW SCP "// &
     262              :                           "neighbor lists ", &
     263              :                           default_l_val=.FALSE., &
     264         9254 :                           lone_keyword_l_val=.TRUE.)
     265         9254 :       CALL section_add_keyword(print_key, keyword)
     266         9254 :       CALL keyword_release(keyword)
     267              : 
     268              :       CALL keyword_create(keyword, __LOCATION__, &
     269              :                           name="sab_vdw", &
     270              :                           description="Activates the printing of the vdW "// &
     271              :                           "neighbor lists (from DFT, DFTB, SE), "// &
     272              :                           "i.e. the dispersion neighbor lists", &
     273              :                           default_l_val=.FALSE., &
     274         9254 :                           lone_keyword_l_val=.TRUE.)
     275         9254 :       CALL section_add_keyword(print_key, keyword)
     276         9254 :       CALL keyword_release(keyword)
     277              : 
     278              :       CALL keyword_create(keyword, __LOCATION__, &
     279              :                           name="sab_cn", &
     280              :                           description="Activates the printing of the "// &
     281              :                           "neighbor lists used for coordination numbers in vdW DFT-D3", &
     282              :                           default_l_val=.FALSE., &
     283         9254 :                           lone_keyword_l_val=.TRUE.)
     284         9254 :       CALL section_add_keyword(print_key, keyword)
     285         9254 :       CALL keyword_release(keyword)
     286              : 
     287              :       CALL keyword_create(keyword, __LOCATION__, &
     288              :                           name="sac_ae", &
     289              :                           description="Activates the printing of the orbital "// &
     290              :                           "nuclear attraction neighbor lists (erfc potential)", &
     291              :                           default_l_val=.FALSE., &
     292         9254 :                           lone_keyword_l_val=.TRUE.)
     293         9254 :       CALL section_add_keyword(print_key, keyword)
     294         9254 :       CALL keyword_release(keyword)
     295              : 
     296              :       CALL keyword_create(keyword, __LOCATION__, &
     297              :                           name="sac_ppl", &
     298              :                           description="Activates the printing of the orbital "// &
     299              :                           "GTH-PPL neighbor lists (local part of the "// &
     300              :                           "Goedecker-Teter-Hutter pseudo potentials)", &
     301              :                           default_l_val=.FALSE., &
     302         9254 :                           lone_keyword_l_val=.TRUE.)
     303         9254 :       CALL section_add_keyword(print_key, keyword)
     304         9254 :       CALL keyword_release(keyword)
     305              : 
     306              :       CALL keyword_create(keyword, __LOCATION__, &
     307              :                           name="sap_ppnl", &
     308              :                           description="Activates the printing of the orbital "// &
     309              :                           "GTH-PPNL neighbor lists (non-local part of the "// &
     310              :                           "Goedecker-Teter-Hutter pseudo potentials)", &
     311              :                           default_l_val=.FALSE., &
     312         9254 :                           lone_keyword_l_val=.TRUE.)
     313         9254 :       CALL section_add_keyword(print_key, keyword)
     314         9254 :       CALL keyword_release(keyword)
     315              : 
     316              :       CALL keyword_create(keyword, __LOCATION__, &
     317              :                           name="sap_oce", &
     318              :                           description="Activates the printing of the orbital "// &
     319              :                           "PAW-projector neighbor lists (only GAPW)", &
     320              :                           default_l_val=.FALSE., &
     321         9254 :                           lone_keyword_l_val=.TRUE.)
     322         9254 :       CALL section_add_keyword(print_key, keyword)
     323         9254 :       CALL keyword_release(keyword)
     324              : 
     325              :       CALL keyword_create(keyword, __LOCATION__, &
     326              :                           name="sab_se", &
     327              :                           description="Activates the printing of the two-center "// &
     328              :                           "neighbor lists for Coulomb type interactions in NDDO ", &
     329              :                           default_l_val=.FALSE., &
     330         9254 :                           lone_keyword_l_val=.TRUE.)
     331         9254 :       CALL section_add_keyword(print_key, keyword)
     332         9254 :       CALL keyword_release(keyword)
     333              : 
     334              :       CALL keyword_create(keyword, __LOCATION__, &
     335              :                           name="sab_lrc", &
     336              :                           description="Activates the printing of the long-range SE correction "// &
     337              :                           "neighbor lists (only when doing long-range SE with integral scheme KDSO and KDSO-d)", &
     338         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     339         9254 :       CALL section_add_keyword(print_key, keyword)
     340         9254 :       CALL keyword_release(keyword)
     341              : 
     342              :       CALL keyword_create(keyword, __LOCATION__, &
     343              :                           name="sab_tbe", &
     344              :                           description="Activates the printing of the DFTB Ewald "// &
     345              :                           "neighbor lists ", &
     346              :                           default_l_val=.FALSE., &
     347         9254 :                           lone_keyword_l_val=.TRUE.)
     348         9254 :       CALL section_add_keyword(print_key, keyword)
     349         9254 :       CALL keyword_release(keyword)
     350              : 
     351              :       CALL keyword_create(keyword, __LOCATION__, &
     352              :                           name="sab_xtbe", &
     353              :                           description="Activates the printing of the xTB sr-Coulomb "// &
     354              :                           "neighbor lists ", &
     355              :                           default_l_val=.FALSE., &
     356         9254 :                           lone_keyword_l_val=.TRUE.)
     357         9254 :       CALL section_add_keyword(print_key, keyword)
     358         9254 :       CALL keyword_release(keyword)
     359              : 
     360              :       CALL keyword_create(keyword, __LOCATION__, &
     361              :                           name="sab_core", &
     362              :                           description="Activates the printing of core interaction "// &
     363              :                           "neighbor lists ", &
     364              :                           default_l_val=.FALSE., &
     365         9254 :                           lone_keyword_l_val=.TRUE.)
     366         9254 :       CALL section_add_keyword(print_key, keyword)
     367         9254 :       CALL keyword_release(keyword)
     368              : 
     369              :       CALL keyword_create(keyword, __LOCATION__, &
     370              :                           name="sab_xb", &
     371              :                           description="Activates the printing of XB interaction from (xTB) "// &
     372              :                           "neighbor lists ", &
     373              :                           default_l_val=.FALSE., &
     374         9254 :                           lone_keyword_l_val=.TRUE.)
     375         9254 :       CALL section_add_keyword(print_key, keyword)
     376         9254 :       CALL keyword_release(keyword)
     377              : 
     378              :       CALL keyword_create(keyword, __LOCATION__, &
     379              :                           name="sab_xtb_nonbond", &
     380              :                           description="Activates the printing of nonbonded interaction from (xTB) "// &
     381              :                           "neighbor lists ", &
     382              :                           default_l_val=.FALSE., &
     383         9254 :                           lone_keyword_l_val=.TRUE.)
     384         9254 :       CALL section_add_keyword(print_key, keyword)
     385         9254 :       CALL keyword_release(keyword)
     386              : 
     387              :       CALL keyword_create(keyword, __LOCATION__, &
     388              :                           name="soo_list", &
     389              :                           description="Activates the printing of RI orbital-orbital "// &
     390              :                           "neighbor lists ", &
     391              :                           default_l_val=.FALSE., &
     392         9254 :                           lone_keyword_l_val=.TRUE.)
     393         9254 :       CALL section_add_keyword(print_key, keyword)
     394         9254 :       CALL keyword_release(keyword)
     395              : 
     396              :       CALL keyword_create(keyword, __LOCATION__, &
     397              :                           name="sip_list", &
     398              :                           description="Activates the printing of RI basis-projector interaction "// &
     399              :                           "neighbor lists ", &
     400              :                           default_l_val=.FALSE., &
     401         9254 :                           lone_keyword_l_val=.TRUE.)
     402         9254 :       CALL section_add_keyword(print_key, keyword)
     403         9254 :       CALL keyword_release(keyword)
     404              : 
     405         9254 :       CALL section_add_subsection(section, print_key)
     406         9254 :       CALL section_release(print_key)
     407              : 
     408              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "SUBCELL", &
     409              :                                        description="Activates the printing of the subcells used for the "// &
     410              :                                        "generation of neighbor lists.", unit_str="angstrom", &
     411         9254 :                                        print_level=high_print_level, filename="__STD_OUT__")
     412         9254 :       CALL section_add_subsection(section, print_key)
     413         9254 :       CALL section_release(print_key)
     414              : 
     415              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "AO_MATRICES", &
     416              :                                        description="Controls the printing of the ao (i.e. contracted gaussian) matrices (debug).", &
     417         9254 :                                        print_level=debug_print_level, filename="__STD_OUT__")
     418              :       CALL keyword_create(keyword, __LOCATION__, name="OMIT_HEADERS", &
     419              :                           description="Print only the matrix data, not the row and column headers", &
     420         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     421         9254 :       CALL section_add_keyword(print_key, keyword)
     422         9254 :       CALL keyword_release(keyword)
     423              :       CALL keyword_create(keyword, __LOCATION__, name="NDIGITS", &
     424              :                           description="Specify the number of digits used to print the AO matrices", &
     425         9254 :                           default_i_val=6)
     426         9254 :       CALL section_add_keyword(print_key, keyword)
     427         9254 :       CALL keyword_release(keyword)
     428              :       CALL keyword_create(keyword, __LOCATION__, name="CORE_HAMILTONIAN", &
     429              :                           description="If the printkey is activated controls the printing of the hamiltonian matrix", &
     430         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     431         9254 :       CALL section_add_keyword(print_key, keyword)
     432         9254 :       CALL keyword_release(keyword)
     433              :       CALL keyword_create(keyword, __LOCATION__, name="DENSITY", &
     434              :                           description="If the printkey is activated controls the printing of the density (P) matrix", &
     435         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     436         9254 :       CALL section_add_keyword(print_key, keyword)
     437         9254 :       CALL keyword_release(keyword)
     438              : 
     439              :       CALL keyword_create(keyword, __LOCATION__, name="KINETIC_ENERGY", &
     440              :                           description="If the printkey is activated controls the printing of the kinetic energy matrix", &
     441         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     442         9254 :       CALL section_add_keyword(print_key, keyword)
     443         9254 :       CALL keyword_release(keyword)
     444              :       CALL keyword_create(keyword, __LOCATION__, name="KOHN_SHAM_MATRIX", &
     445              :                           description="If the printkey is activated controls the printing of the kohn-sham matrix", &
     446         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     447         9254 :       CALL section_add_keyword(print_key, keyword)
     448         9254 :       CALL keyword_release(keyword)
     449              :       CALL keyword_create( &
     450              :          keyword, __LOCATION__, name="MATRIX_VXC", &
     451              :          description="If the printkey is activated compute and print the matrix of the exchange and correlation potential. "// &
     452              :          "Only the GGA part for GPW is printed", &
     453         9254 :          default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     454         9254 :       CALL section_add_keyword(print_key, keyword)
     455         9254 :       CALL keyword_release(keyword)
     456              :       CALL keyword_create(keyword, __LOCATION__, name="ORTHO", &
     457              :                           description="If the printkey is activated controls the printing of the orthogonalization matrix", &
     458         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     459         9254 :       CALL section_add_keyword(print_key, keyword)
     460         9254 :       CALL keyword_release(keyword)
     461              :       CALL keyword_create(keyword, __LOCATION__, name="OVERLAP", &
     462              :                           description="If the printkey is activated controls the printing of the overlap matrix", &
     463         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     464         9254 :       CALL section_add_keyword(print_key, keyword)
     465         9254 :       CALL keyword_release(keyword)
     466              :       CALL keyword_create(keyword, __LOCATION__, name="COMMUTATOR_HR", &
     467              :                           description="Controls the printing of the [H,r] commutator matrix", &
     468         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     469         9254 :       CALL section_add_keyword(print_key, keyword)
     470         9254 :       CALL keyword_release(keyword)
     471              : 
     472              :       CALL keyword_create(keyword, __LOCATION__, name="FERMI_CONTACT", &
     473              :                           description="If the printkey is activated controls the printing of the Fermi contact matrix", &
     474         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     475         9254 :       CALL section_add_keyword(print_key, keyword)
     476         9254 :       CALL keyword_release(keyword)
     477              :       CALL keyword_create( &
     478              :          keyword, __LOCATION__, name="PSO", &
     479              :          description="If the printkey is activated controls the printing of the paramagnetic spin-orbit matrices", &
     480         9254 :          default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     481         9254 :       CALL section_add_keyword(print_key, keyword)
     482         9254 :       CALL keyword_release(keyword)
     483              :       CALL keyword_create( &
     484              :          keyword, __LOCATION__, name="EFG", &
     485              :          description="If the printkey is activated controls the printing of the electric field gradient matrices", &
     486         9254 :          default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     487         9254 :       CALL section_add_keyword(print_key, keyword)
     488         9254 :       CALL keyword_release(keyword)
     489              :       CALL keyword_create(keyword, __LOCATION__, name="POTENTIAL_ENERGY", &
     490              :                           description="If the printkey is activated controls the printing of the potential energy matrix", &
     491         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     492         9254 :       CALL section_add_keyword(print_key, keyword)
     493         9254 :       CALL keyword_release(keyword)
     494              :       CALL keyword_create(keyword, __LOCATION__, name="OCE_HARD", &
     495              :                           description="If the printkey is activated controls the printing of the OCE HARD matrix", &
     496         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     497         9254 :       CALL section_add_keyword(print_key, keyword)
     498         9254 :       CALL keyword_release(keyword)
     499              :       CALL keyword_create(keyword, __LOCATION__, name="OCE_SOFT", &
     500              :                           description="If the printkey is activated controls the printing of the OCE SOFT matrix", &
     501         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     502         9254 :       CALL section_add_keyword(print_key, keyword)
     503         9254 :       CALL keyword_release(keyword)
     504              :       CALL keyword_create(keyword, __LOCATION__, name="W_MATRIX", &
     505              :                           description="If the printkey is activated controls the printing of the w matrix", &
     506         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     507         9254 :       CALL section_add_keyword(print_key, keyword)
     508         9254 :       CALL keyword_release(keyword)
     509              :       CALL keyword_create(keyword, __LOCATION__, name="W_MATRIX_AUX_FIT", &
     510              :                           description="If the printkey is activated controls the printing of the w matrix", &
     511         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     512         9254 :       CALL section_add_keyword(print_key, keyword)
     513         9254 :       CALL keyword_release(keyword)
     514              :       CALL keyword_create(keyword, __LOCATION__, name="DERIVATIVES", &
     515              :                           description="If the printkey is activated controls the printing "// &
     516              :                           "of derivatives (for the matrixes that support this)", &
     517         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     518         9254 :       CALL section_add_keyword(print_key, keyword)
     519         9254 :       CALL keyword_release(keyword)
     520         9254 :       CALL section_add_subsection(section, print_key)
     521         9254 :       CALL section_release(print_key)
     522              : 
     523              :       CALL cp_print_key_section_create( &
     524              :          print_key, __LOCATION__, "MO", &
     525              :          description="Controls the printing of the molecular orbital (MO) information. The requested MO information "// &
     526              :          "is printed for all occupied MOs by default. Use the MO_INDEX_RANGE keyword to restrict the number "// &
     527              :          "of the MOs or to print the MO information for unoccupied MOs. With diagonalization, additional MOs "// &
     528              :          "have to be made available for printout using the ADDED_MOS keyword in the SCF section. With OT, "// &
     529              :          "it is sufficient to specify the desired MO_INDEX_RANGE. The OT eigensolver can be controlled with "// &
     530              :          "the EPS_LUMO and MAX_ITER_LUMO keywords in the SCF section.", &
     531         9254 :          print_level=high_print_level, filename="__STD_OUT__")
     532              :       CALL keyword_create(keyword, __LOCATION__, name="CARTESIAN", &
     533              :                           description="Print the MOs in the Cartesian basis instead of the default spherical basis.", &
     534         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     535         9254 :       CALL section_add_keyword(print_key, keyword)
     536         9254 :       CALL keyword_release(keyword)
     537              :       CALL keyword_create(keyword, __LOCATION__, name="ENERGIES", &
     538              :                           variants=s2a("EIGENVALUES", "EIGVALS"), &
     539              :                           description="Print the MO energies (eigenvalues).", &
     540         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     541         9254 :       CALL section_add_keyword(print_key, keyword)
     542         9254 :       CALL keyword_release(keyword)
     543              :       CALL keyword_create(keyword, __LOCATION__, name="COEFFICIENTS", &
     544              :                           variants=s2a("EIGENVECTORS", "EIGVECS"), &
     545              :                           description="Print the MO coefficients (eigenvectors).", &
     546         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     547         9254 :       CALL section_add_keyword(print_key, keyword)
     548         9254 :       CALL keyword_release(keyword)
     549              :       CALL keyword_create(keyword, __LOCATION__, name="OCCUPATION_NUMBERS", &
     550              :                           variants=s2a("OCCNUMS"), &
     551              :                           description="Print the MO occupation numbers.", &
     552         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     553         9254 :       CALL section_add_keyword(print_key, keyword)
     554         9254 :       CALL keyword_release(keyword)
     555              :       CALL keyword_create(keyword, __LOCATION__, name="OCCUPATION_NUMBERS_STATS", &
     556              :                           variants=s2a("OCCNUMSTATS"), &
     557              :                           description="Print some stats (max number of occupied MOs, etc.) of the MO occupation numbers."// &
     558              :                           " First logical toggles stats printing, first real is the occupied threshold.", &
     559              :                           type_of_var=char_t, n_var=-1, &
     560              :                           default_c_vals=[".FALSE.", "1.0E-6 "], &
     561              :                           lone_keyword_c_vals=[".TRUE."], &
     562        37016 :                           usage="OCCUPATION_NUMBERS_STATS {Logical} [{Real}]")
     563         9254 :       CALL section_add_keyword(print_key, keyword)
     564         9254 :       CALL keyword_release(keyword)
     565              :       CALL keyword_create(keyword, __LOCATION__, name="NDIGITS", &
     566              :                           description="Specify the number of digits used to print the MO information.", &
     567         9254 :                           default_i_val=6)
     568         9254 :       CALL section_add_keyword(print_key, keyword)
     569         9254 :       CALL keyword_release(keyword)
     570              :       CALL keyword_create(keyword, __LOCATION__, &
     571              :                           name="MO_INDEX_RANGE", &
     572              :                           variants=s2a("MO_RANGE", "RANGE"), &
     573              :                           description="Print only the requested subset of MOs. The indices of the first and "// &
     574              :                           "the last MO have to be specified to define the range.", &
     575              :                           repeats=.FALSE., &
     576              :                           n_var=2, &
     577              :                           type_of_var=integer_t, &
     578              :                           default_i_vals=(/0, 0/), &
     579         9254 :                           usage="MO_INDEX_RANGE 10 15")
     580         9254 :       CALL section_add_keyword(print_key, keyword)
     581         9254 :       CALL keyword_release(keyword)
     582         9254 :       CALL section_add_subsection(section, print_key)
     583         9254 :       CALL section_release(print_key)
     584              : 
     585              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "MO_MOLDEN", &
     586              :                                        description="Write the molecular orbitals in Molden file format, for visualisation.", &
     587         9254 :                                        print_level=debug_print_level + 1, add_last=add_last_numeric, filename="MOS")
     588              :       CALL keyword_create(keyword, __LOCATION__, name="NDIGITS", &
     589              :                           description="Specifies the number of significant digits retained. 3 is OK for visualization.", &
     590              :                           usage="NDIGITS {int}", &
     591         9254 :                           default_i_val=3)
     592         9254 :       CALL section_add_keyword(print_key, keyword)
     593         9254 :       CALL keyword_release(keyword)
     594              :       CALL keyword_create(keyword, __LOCATION__, name="GTO_KIND", &
     595              :                           description="Representation of Gaussian-type orbitals", &
     596              :                           default_i_val=gto_spherical, &
     597              :                           enum_c_vals=s2a("CARTESIAN", "SPHERICAL"), &
     598              :                           enum_desc=s2a( &
     599              :                           "Cartesian Gaussian orbitals. Use with caution", &
     600              :                           "Spherical Gaussian orbitals. Incompatible with VMD"), &
     601         9254 :                           enum_i_vals=(/gto_cartesian, gto_spherical/))
     602         9254 :       CALL section_add_keyword(print_key, keyword)
     603         9254 :       CALL keyword_release(keyword)
     604         9254 :       CALL section_add_subsection(section, print_key)
     605         9254 :       CALL section_release(print_key)
     606              : 
     607         9254 :       CALL create_mo_cubes_section(print_key)
     608         9254 :       CALL section_add_subsection(section, print_key)
     609         9254 :       CALL section_release(print_key)
     610              : 
     611         9254 :       CALL create_stm_section(print_key)
     612         9254 :       CALL section_add_subsection(section, print_key)
     613         9254 :       CALL section_release(print_key)
     614              : 
     615         9254 :       CALL create_wfn_mix_section(subsection)
     616         9254 :       CALL section_add_subsection(section, subsection)
     617         9254 :       CALL section_release(subsection)
     618              : 
     619              :       CALL section_create(subsection, __LOCATION__, name="TREXIO", &
     620              :                           description="Write a TREXIO file to disk.", &
     621         9254 :                           n_keywords=1, n_subsections=0, repeats=.FALSE.)
     622              :       CALL keyword_create(keyword, __LOCATION__, name="FILENAME", &
     623              :                           description="Body of Filename for the trexio file.", &
     624              :                           usage="FILENAME {name}", default_c_val="TREXIO", &
     625         9254 :                           type_of_var=char_t)
     626         9254 :       CALL section_add_keyword(subsection, keyword)
     627         9254 :       CALL keyword_release(keyword)
     628              :       CALL keyword_create(keyword, __LOCATION__, name="CARTESIAN", &
     629              :                           description="Store the MOs in the Cartesian basis instead of the default spherical basis.", &
     630         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     631         9254 :       CALL section_add_keyword(subsection, keyword)
     632         9254 :       CALL keyword_release(keyword)
     633         9254 :       CALL section_add_subsection(section, subsection)
     634         9254 :       CALL section_release(subsection)
     635              : 
     636              :       CALL section_create(subsection, __LOCATION__, name="GAPW", &
     637              :                           description="Controls the printing of some gapw related information (debug).", &
     638         9254 :                           n_keywords=0, n_subsections=1, repeats=.FALSE.)
     639              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "projectors", &
     640              :                                        description="If the printkey is activated controls if information on"// &
     641              :                                        " the projectors is printed.", &
     642         9254 :                                        print_level=debug_print_level, filename="__STD_OUT__")
     643         9254 :       CALL section_add_subsection(subsection, print_key)
     644         9254 :       CALL section_release(print_key)
     645              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "rho0_information", &
     646              :                                        description="If the printkey is activated controls if information on rho0 is printed.", &
     647         9254 :                                        print_level=debug_print_level, filename="__STD_OUT__", unit_str="angstrom")
     648         9254 :       CALL section_add_subsection(subsection, print_key)
     649         9254 :       CALL section_release(print_key)
     650         9254 :       CALL section_add_subsection(section, subsection)
     651         9254 :       CALL section_release(subsection)
     652              : 
     653              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "dft_control_parameters", &
     654              :                                        description="Controls the printing of dft control parameters.", &
     655         9254 :                                        print_level=medium_print_level, filename="__STD_OUT__")
     656         9254 :       CALL section_add_subsection(section, print_key)
     657         9254 :       CALL section_release(print_key)
     658              : 
     659              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "KPOINTS", &
     660              :                                        description="Controls the printing of kpoint information.", &
     661         9254 :                                        print_level=medium_print_level, filename="__STD_OUT__")
     662         9254 :       CALL section_add_subsection(section, print_key)
     663         9254 :       CALL section_release(print_key)
     664              : 
     665         9254 :       NULLIFY (subsection)
     666         9254 :       CALL create_bandstructure_section(subsection)
     667         9254 :       CALL section_add_subsection(section, subsection)
     668         9254 :       CALL section_release(subsection)
     669              : 
     670              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "OVERLAP_CONDITION", &
     671              :                                        description="Controls the checking and printing of an estimate "// &
     672              :                                        "of the overlap matrix condition number", &
     673         9254 :                                        print_level=debug_print_level, filename="__STD_OUT__")
     674              :       CALL keyword_create(keyword, __LOCATION__, name="1-NORM", &
     675              :                           description="Calculate an estimate of the 1-norm condition number", &
     676         9254 :                           default_l_val=.TRUE., lone_keyword_l_val=.TRUE.)
     677         9254 :       CALL section_add_keyword(print_key, keyword)
     678         9254 :       CALL keyword_release(keyword)
     679              :       CALL keyword_create(keyword, __LOCATION__, name="DIAGONALIZATION", &
     680              :                           description="Calculate the 1- and 2-norm condition numbers using diagonalization", &
     681         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     682         9254 :       CALL section_add_keyword(print_key, keyword)
     683         9254 :       CALL keyword_release(keyword)
     684              :       CALL keyword_create(keyword, __LOCATION__, name="ARNOLDI", &
     685              :                           description="Calculate the 2-norm condition number using the Arnoldi code (may not be reliable)", &
     686         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     687         9254 :       CALL section_add_keyword(print_key, keyword)
     688         9254 :       CALL keyword_release(keyword)
     689         9254 :       CALL section_add_subsection(section, print_key)
     690         9254 :       CALL section_release(print_key)
     691              : 
     692              :       CALL cp_print_key_section_create(print_key, __LOCATION__, name="E_DENSITY_CUBE", &
     693              :                                        description="Controls the printing of cube files with "// &
     694              :                                        "the electronic density and, for LSD calculations, the spin density.", &
     695         9254 :                                        print_level=high_print_level, filename="")
     696              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     697              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     698              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     699              :                           " 1 number valid for all components.", &
     700         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     701         9254 :       CALL section_add_keyword(print_key, keyword)
     702         9254 :       CALL keyword_release(keyword)
     703              : 
     704              :       CALL keyword_create(keyword, __LOCATION__, name="DENSITY_INCLUDE", &
     705              :                           description="Which parts of the density to include. In GAPW the electronic density "// &
     706              :                           "is divided into a hard and a soft component, and the default (TOTAL_HARD_APPROX) "// &
     707              :                           "is to approximate the hard density as a spherical gaussian and to print the smooth "// &
     708              :                           "density accurately. This avoids potential artefacts originating from the hard density. "// &
     709              :                           "If the TOTAL_DENSITY keyword is used the hard density will be computed more accurately "// &
     710              :                           "but may introduce non-physical features. The SOFT_DENSITY keyword will lead to only the "// &
     711              :                           "soft density being printed. In GPW these options have no effect and the cube file will "// &
     712              :                           "only contain the valence electron density.", &
     713              :                           usage="DENSITY_INCLUDE TOTAL_HARD_APPROX", &
     714              :                           enum_c_vals=s2a("TOTAL_HARD_APPROX", "TOTAL_DENSITY", "SOFT_DENSITY"), &
     715              :                           enum_desc=s2a("Print (hard+soft) density where the hard components shape is approximated", &
     716              :                                         "Print (hard+soft) density. Only has an effect "// &
     717              :                                         "if PAW atoms are present. NOTE: The total "// &
     718              :                                         "in real space might exhibit unphysical features "// &
     719              :                                         "like spikes due to the finite and thus "// &
     720              :                                         "truncated g vector", &
     721              :                                         "Print only the soft density"), &
     722              :                           enum_i_vals=(/e_dens_total_hard_approx, &
     723              :                                         e_dens_total_density, &
     724              :                                         e_dens_soft_density/), &
     725         9254 :                           default_i_val=e_dens_total_hard_approx)
     726         9254 :       CALL section_add_keyword(print_key, keyword)
     727         9254 :       CALL keyword_release(keyword)
     728              : 
     729              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     730              :                           description="append the cube files when they already exist", &
     731         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     732         9254 :       CALL section_add_keyword(print_key, keyword)
     733         9254 :       CALL keyword_release(keyword)
     734              : 
     735              :       CALL keyword_create(keyword, __LOCATION__, name="XRD_INTERFACE", &
     736              :                           description="It activates the print out of exponents and coefficients for the"// &
     737              :                           " Gaussian expansion of the core densities, based on atom calculations for each kind."// &
     738              :                           " The resulting core dansities are needed to compute the form factors."// &
     739              :                           " If GAPW the local densities are also given in terms of a Gaussian expansion,"// &
     740              :                           " by fitting the difference between local-fhard and local-soft density for each atom."// &
     741              :                           " In this case the keyword SOFT_DENSITY is enabled.", &
     742         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     743         9254 :       CALL section_add_keyword(print_key, keyword)
     744         9254 :       CALL keyword_release(keyword)
     745              : 
     746              :       CALL keyword_create(keyword, __LOCATION__, name="NGAUSS", &
     747              :                           description="Number of Gaussian functions used in the expansion of atomic (core) density", &
     748         9254 :                           usage="NGAUSS 10", n_var=1, default_i_val=12, type_of_var=integer_t)
     749         9254 :       CALL section_add_keyword(print_key, keyword)
     750         9254 :       CALL keyword_release(keyword)
     751              : 
     752         9254 :       CALL section_add_subsection(section, print_key)
     753         9254 :       CALL section_release(print_key)
     754              : 
     755              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "tot_density_cube", &
     756              :                                        description="Controls printing of cube files with "// &
     757              :                                        "the total density (electrons+atomic core). Note that "// &
     758              :                                        "the value of the total density is positive where the "// &
     759              :                                        "electron density dominates and negative where the core is. "// &
     760              :                                        "When GPW is enabled this will simply print the combined density "// &
     761              :                                        "of the valence electrons and charge-balanced core. In GAPW the "// &
     762              :                                        "electronic density (hard+soft plus a correction term) is printed "// &
     763              :                                        "together with the charge-balanced core density to produce a complete "// &
     764              :                                        "representation of the total density.", &
     765         9254 :                                        print_level=high_print_level, filename="")
     766              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     767              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     768              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     769              :                           " 1 number valid for all components.", &
     770         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     771         9254 :       CALL section_add_keyword(print_key, keyword)
     772         9254 :       CALL keyword_release(keyword)
     773              : 
     774              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     775              :                           description="append the cube files when they already exist", &
     776         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     777         9254 :       CALL section_add_keyword(print_key, keyword)
     778         9254 :       CALL keyword_release(keyword)
     779              : 
     780         9254 :       CALL section_add_subsection(section, print_key)
     781         9254 :       CALL section_release(print_key)
     782              : 
     783              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "v_hartree_cube", &
     784              :                                        description="Controls the printing of a cube file with eletrostatic"// &
     785              :                                        " potential generated by the total density (electrons+ions). It is"// &
     786              :                                        " valid only for QS with GPW formalism."// &
     787              :                                        " Note that by convention the potential has opposite sign than the expected physical one.", &
     788         9254 :                                        print_level=high_print_level, filename="")
     789              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     790              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     791              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     792              :                           " 1 number valid for all components.", &
     793         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     794         9254 :       CALL section_add_keyword(print_key, keyword)
     795         9254 :       CALL keyword_release(keyword)
     796              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     797              :                           description="append the cube files when they already exist", &
     798         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     799         9254 :       CALL section_add_keyword(print_key, keyword)
     800         9254 :       CALL keyword_release(keyword)
     801              : 
     802         9254 :       CALL section_add_subsection(section, print_key)
     803         9254 :       CALL section_release(print_key)
     804              : 
     805              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "external_potential_cube", &
     806              :                                        description="Controls the printing of a cube file with external"// &
     807              :                                        " potential from the DFT%EXTERNAL_POTENTIAL section only.", &
     808         9254 :                                        print_level=high_print_level, filename="")
     809              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     810              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     811              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     812              :                           " 1 number valid for all components.", &
     813         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     814         9254 :       CALL section_add_keyword(print_key, keyword)
     815         9254 :       CALL keyword_release(keyword)
     816              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     817              :                           description="append the cube files when they already exist", &
     818         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     819         9254 :       CALL section_add_keyword(print_key, keyword)
     820         9254 :       CALL keyword_release(keyword)
     821              : 
     822         9254 :       CALL section_add_subsection(section, print_key)
     823         9254 :       CALL section_release(print_key)
     824              : 
     825              :       ! Output of BQB volumetric files
     826              :       CALL cp_print_key_section_create(print_key, __LOCATION__, name="E_DENSITY_BQB", &
     827              :                                        description="Controls the output of the electron density to the losslessly"// &
     828              :                                        " compressed BQB file format, see [Brehm2018]"// &
     829              :                                        " (via LibBQB see <https://brehm-research.de/bqb>)."// &
     830              :                                        " Currently does not work with changing cell vector (NpT ensemble).", &
     831              :                                        print_level=debug_print_level + 1, filename="", &
     832        18508 :                                        citations=(/Brehm2018/))
     833              : 
     834              :       CALL keyword_create(keyword, __LOCATION__, name="SKIP_FIRST", &
     835              :                           description="Skips the first step of a MD run (avoids duplicate step if restarted).", &
     836         9254 :                           usage="SKIP_FIRST T", default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     837         9254 :       CALL section_add_keyword(print_key, keyword)
     838         9254 :       CALL keyword_release(keyword)
     839              : 
     840              :       CALL keyword_create(keyword, __LOCATION__, name="STORE_STEP_NUMBER", &
     841              :                           description="Stores the step number and simulation time in the comment line of each BQB"// &
     842              :                           " frame. Switch it off for binary compatibility with original CP2k CUBE files.", &
     843         9254 :                           usage="STORE_STEP_NUMBER F", default_l_val=.TRUE., lone_keyword_l_val=.TRUE.)
     844         9254 :       CALL section_add_keyword(print_key, keyword)
     845         9254 :       CALL keyword_release(keyword)
     846              : 
     847              :       CALL keyword_create(keyword, __LOCATION__, name="CHECK", &
     848              :                           description="Performs an on-the-fly decompression of each compressed BQB frame to check"// &
     849              :                           " whether the volumetric data exactly matches, and aborts the run if not so.", &
     850         9254 :                           usage="CHECK T", default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     851         9254 :       CALL section_add_keyword(print_key, keyword)
     852         9254 :       CALL keyword_release(keyword)
     853              : 
     854              :       CALL keyword_create(keyword, __LOCATION__, name="OVERWRITE", &
     855              :                           description="Specify this keyword to overwrite the output BQB file if"// &
     856              :                           " it already exists. By default, the data is appended to an existing file.", &
     857         9254 :                           usage="OVERWRITE T", default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     858         9254 :       CALL section_add_keyword(print_key, keyword)
     859         9254 :       CALL keyword_release(keyword)
     860              : 
     861              :       CALL keyword_create(keyword, __LOCATION__, name="HISTORY", &
     862              :                           description="Controls how many previous steps are taken into account for extrapolation in"// &
     863              :                           " compression. Use a value of 1 to compress the frames independently.", &
     864         9254 :                           usage="HISTORY 10", n_var=1, default_i_val=10, type_of_var=integer_t)
     865         9254 :       CALL section_add_keyword(print_key, keyword)
     866         9254 :       CALL keyword_release(keyword)
     867              : 
     868              :       CALL keyword_create(keyword, __LOCATION__, name="PARAMETER_KEY", &
     869              :                           description="Allows to supply previously optimized compression parameters via a"// &
     870              :                           " parameter key (alphanumeric character sequence starting with 'at')."// &
     871              :                           " Just leave away the 'at' sign here, because CP2k will otherwise"// &
     872              :                           " assume it is a variable name in the input", &
     873         9254 :                           usage="PARAMETER_KEY <KEY>", n_var=1, default_c_val="", type_of_var=char_t)
     874         9254 :       CALL section_add_keyword(print_key, keyword)
     875         9254 :       CALL keyword_release(keyword)
     876              : 
     877              :       CALL keyword_create(keyword, __LOCATION__, name="OPTIMIZE", &
     878              :                           description="Controls the time spent to optimize the parameters for compression efficiency.", &
     879              :                           usage="OPTIMIZE {OFF,QUICK,NORMAL,PATIENT,EXHAUSTIVE}", repeats=.FALSE., n_var=1, &
     880              :                           default_i_val=bqb_opt_quick, &
     881              :                           enum_c_vals=s2a("OFF", "QUICK", "NORMAL", "PATIENT", "EXHAUSTIVE"), &
     882              :                           enum_desc=s2a("No optimization (use defaults)", "Quick optimization", &
     883              :                                         "Standard optimization", "Precise optimization", "Exhaustive optimization"), &
     884         9254 :                           enum_i_vals=(/bqb_opt_off, bqb_opt_quick, bqb_opt_normal, bqb_opt_patient, bqb_opt_exhaustive/))
     885         9254 :       CALL section_add_keyword(print_key, keyword)
     886         9254 :       CALL keyword_release(keyword)
     887              : 
     888         9254 :       CALL section_add_subsection(section, print_key)
     889         9254 :       CALL section_release(print_key)
     890              : 
     891              :       ! Voronoi Integration via LibVori
     892         9254 :       CALL create_print_voronoi_section(print_key)
     893         9254 :       CALL section_add_subsection(section, print_key)
     894         9254 :       CALL section_release(print_key)
     895              : 
     896              :       ! cube files for data generated by the implicit (generalized) Poisson solver
     897         9254 :       CALL create_implicit_psolver_section(subsection)
     898         9254 :       CALL section_add_subsection(section, subsection)
     899         9254 :       CALL section_release(subsection)
     900              : 
     901              :       ! ZMP adding the print section for  the v_xc cube
     902              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "v_xc_cube", &
     903              :                                        description="Controls the printing of a cube file with xc"// &
     904              :                                        " potential generated by the ZMP method (for the moment). It is"// &
     905              :                                        " valid only for QS with GPW formalism .", &
     906         9254 :                                        print_level=high_print_level, filename="")
     907              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     908              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     909              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     910              :                           " 1 number valid for all components.", &
     911         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     912         9254 :       CALL section_add_keyword(print_key, keyword)
     913         9254 :       CALL keyword_release(keyword)
     914              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     915              :                           description="append the cube files when they already exist", &
     916         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     917         9254 :       CALL section_add_keyword(print_key, keyword)
     918         9254 :       CALL keyword_release(keyword)
     919              : 
     920         9254 :       CALL section_add_subsection(section, print_key)
     921         9254 :       CALL section_release(print_key)
     922              : 
     923              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "efield_cube", &
     924              :                                        description="Controls the printing of cube files with electric"// &
     925              :                                        " field generated by the total density (electrons+ions). It is"// &
     926              :                                        " valid only for QS with GPW formalism.", &
     927         9254 :                                        print_level=high_print_level, filename="")
     928              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     929              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     930              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     931              :                           " 1 number valid for all components.", &
     932         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     933         9254 :       CALL section_add_keyword(print_key, keyword)
     934         9254 :       CALL keyword_release(keyword)
     935              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     936              :                           description="append the cube files when they already exist", &
     937         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     938         9254 :       CALL section_add_keyword(print_key, keyword)
     939         9254 :       CALL keyword_release(keyword)
     940              : 
     941         9254 :       CALL section_add_subsection(section, print_key)
     942         9254 :       CALL section_release(print_key)
     943              : 
     944              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "ELF_CUBE", &
     945              :                                        description="Controls printing of cube files with"// &
     946              :                                        " the electron localization function (ELF). Note that"// &
     947              :                                        " the value of ELF is defined between 0 and 1: Pauli kinetic energy density normalized"// &
     948              :                                        " by the kinetic energy density of a uniform el. gas of same density.", &
     949         9254 :                                        print_level=high_print_level, filename="")
     950              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     951              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     952              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     953              :                           " 1 number valid for all components.", &
     954         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     955         9254 :       CALL section_add_keyword(print_key, keyword)
     956         9254 :       CALL keyword_release(keyword)
     957              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     958              :                           description="append the cube files when they already exist", &
     959         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     960         9254 :       CALL section_add_keyword(print_key, keyword)
     961         9254 :       CALL keyword_release(keyword)
     962              : 
     963              :       CALL keyword_create(keyword, __LOCATION__, name="density_cutoff", &
     964              :                           description=" ", &
     965              :                           usage="density_cutoff 0.0001", &
     966              :                           repeats=.FALSE., &
     967              :                           n_var=1, &
     968              :                           type_of_var=real_t, &
     969         9254 :                           default_r_val=1.0e-10_dp)
     970         9254 :       CALL section_add_keyword(print_key, keyword)
     971         9254 :       CALL keyword_release(keyword)
     972              : 
     973         9254 :       CALL section_add_subsection(section, print_key)
     974         9254 :       CALL section_release(print_key)
     975              : 
     976              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "LOCAL_ENERGY_CUBE", &
     977              :                                        description="Controls the printing of cube files with the local"// &
     978              :                                        " energy. It is valid only for QS with GPW/GAPW formalism."// &
     979              :                                        " Meta and hybrid functionals are not possible.", &
     980         9254 :                                        print_level=debug_print_level, filename="")
     981              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
     982              :                           description="The stride (X,Y,Z) used to write the cube file "// &
     983              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
     984              :                           " 1 number valid for all components.", &
     985         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
     986         9254 :       CALL section_add_keyword(print_key, keyword)
     987         9254 :       CALL keyword_release(keyword)
     988              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
     989              :                           description="append the cube files when they already exist", &
     990         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
     991         9254 :       CALL section_add_keyword(print_key, keyword)
     992         9254 :       CALL keyword_release(keyword)
     993              : 
     994         9254 :       CALL section_add_subsection(section, print_key)
     995         9254 :       CALL section_release(print_key)
     996              : 
     997              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "LOCAL_STRESS_CUBE", &
     998              :                                        description="Controls the printing of cube files with the local"// &
     999              :                                        " stress. It is valid only for QS with GPW/GAPW formalism."// &
    1000              :                                        " Meta and hybrid functionals are not possible.", &
    1001         9254 :                                        print_level=debug_print_level, filename="")
    1002              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
    1003              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    1004              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    1005              :                           " 1 number valid for all components.", &
    1006         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    1007         9254 :       CALL section_add_keyword(print_key, keyword)
    1008         9254 :       CALL keyword_release(keyword)
    1009              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    1010              :                           description="append the cube files when they already exist", &
    1011         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1012         9254 :       CALL section_add_keyword(print_key, keyword)
    1013         9254 :       CALL keyword_release(keyword)
    1014              : 
    1015         9254 :       CALL section_add_subsection(section, print_key)
    1016         9254 :       CALL section_release(print_key)
    1017              : 
    1018         9254 :       CALL create_dos_section(print_key)
    1019         9254 :       CALL section_add_subsection(section, print_key)
    1020         9254 :       CALL section_release(print_key)
    1021              : 
    1022         9254 :       CALL create_pdos_section(print_key)
    1023         9254 :       CALL section_add_subsection(section, print_key)
    1024         9254 :       CALL section_release(print_key)
    1025              : 
    1026         9254 :       CALL create_wannier_section(print_key)
    1027         9254 :       CALL section_add_subsection(section, print_key)
    1028         9254 :       CALL section_release(print_key)
    1029              : 
    1030              :       !Printing of Moments
    1031         9254 :       CALL create_dipoles_section(print_key, "MOMENTS", high_print_level)
    1032              :       CALL keyword_create( &
    1033              :          keyword, __LOCATION__, &
    1034              :          name="MAX_MOMENT", &
    1035              :          description="Maximum moment to be calculated. Values higher than 1 not implemented under periodic boundaries.", &
    1036              :          usage="MAX_MOMENT {integer}", &
    1037              :          repeats=.FALSE., &
    1038              :          n_var=1, &
    1039              :          type_of_var=integer_t, &
    1040         9254 :          default_i_val=1)
    1041         9254 :       CALL section_add_keyword(print_key, keyword)
    1042         9254 :       CALL keyword_release(keyword)
    1043              :       CALL keyword_create(keyword, __LOCATION__, &
    1044              :                           name="MAGNETIC", &
    1045              :                           description="Calculate also magnetic moments, only implemented without periodic boundaries", &
    1046              :                           usage="MAGNETIC yes", &
    1047              :                           repeats=.FALSE., &
    1048              :                           n_var=1, &
    1049              :                           default_l_val=.FALSE., &
    1050         9254 :                           lone_keyword_l_val=.TRUE.)
    1051         9254 :       CALL section_add_keyword(print_key, keyword)
    1052         9254 :       CALL keyword_release(keyword)
    1053              :       CALL keyword_create(keyword, __LOCATION__, &
    1054              :                           name="VEL_REPRS", &
    1055              :                           description="Calculate expectation values of the el. multipole moments in their velocity "// &
    1056              :                           "representation during RTP. Implemented up to el. quadrupole moment.", &
    1057              :                           usage="VEL_REPRS yes", &
    1058              :                           repeats=.FALSE., &
    1059              :                           n_var=1, &
    1060              :                           default_l_val=.FALSE., &
    1061         9254 :                           lone_keyword_l_val=.TRUE.)
    1062         9254 :       CALL section_add_keyword(print_key, keyword)
    1063         9254 :       CALL keyword_release(keyword)
    1064              :       CALL keyword_create(keyword, __LOCATION__, &
    1065              :                           name="COM_NL", &
    1066              :                           description="Include non local commutator for velocity representations. "// &
    1067              :                           "Necessary for origin independent results.", &
    1068              :                           usage="COM_NL yes", &
    1069              :                           repeats=.FALSE., &
    1070              :                           n_var=1, &
    1071              :                           default_l_val=.FALSE., &
    1072         9254 :                           lone_keyword_l_val=.TRUE.)
    1073         9254 :       CALL section_add_keyword(print_key, keyword)
    1074         9254 :       CALL keyword_release(keyword)
    1075              :       CALL keyword_create(keyword, __LOCATION__, &
    1076              :                           name="SECOND_REFERENCE_POINT", &
    1077              :                           description="Use second reference point", &
    1078              :                           usage="SECOND_REFERENCE_POINT .TRUE.", &
    1079              :                           repeats=.FALSE., &
    1080              :                           n_var=1, &
    1081              :                           default_l_val=.FALSE., &
    1082         9254 :                           lone_keyword_l_val=.TRUE.)
    1083         9254 :       CALL section_add_keyword(print_key, keyword)
    1084         9254 :       CALL keyword_release(keyword)
    1085              :       CALL keyword_create(keyword, __LOCATION__, name="REFERENCE_2", &
    1086              :                           variants=s2a("REF_2"), &
    1087              :                           description="Define a second reference point for the calculation of the electrostatic moment.", &
    1088              :                           usage="REFERENCE_2 COM", &
    1089              :                           enum_c_vals=s2a("COM", "COAC", "USER_DEFINED", "ZERO"), &
    1090              :                           enum_desc=s2a("Use Center of Mass", &
    1091              :                                         "Use Center of Atomic Charges", &
    1092              :                                         "Use User Defined Point (Keyword:REF_POINT)", &
    1093              :                                         "Use Origin of Coordinate System"), &
    1094              :                           enum_i_vals=(/use_mom_ref_com, &
    1095              :                                         use_mom_ref_coac, &
    1096              :                                         use_mom_ref_user, &
    1097              :                                         use_mom_ref_zero/), &
    1098         9254 :                           default_i_val=use_mom_ref_zero)
    1099         9254 :       CALL section_add_keyword(print_key, keyword)
    1100         9254 :       CALL keyword_release(keyword)
    1101              :       CALL keyword_create(keyword, __LOCATION__, name="REFERENCE_POINT_2", &
    1102              :                           variants=s2a("REF_POINT_2"), &
    1103              :                           description="Fixed second reference point for the calculations of the electrostatic moment.", &
    1104              :                           usage="REFERENCE_POINT_2 x y z", &
    1105              :                           repeats=.FALSE., &
    1106              :                           n_var=3, default_r_vals=(/0._dp, 0._dp, 0._dp/), &
    1107              :                           type_of_var=real_t, &
    1108         9254 :                           unit_str='bohr')
    1109         9254 :       CALL section_add_keyword(print_key, keyword)
    1110         9254 :       CALL keyword_release(keyword)
    1111         9254 :       CALL section_add_subsection(section, print_key)
    1112         9254 :       CALL section_release(print_key)
    1113              : 
    1114              :       ! Mulliken population analysis
    1115              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "MULLIKEN", &
    1116              :                                        description="Controls the printing of the Mulliken (spin) population analysis", &
    1117              :                                        print_level=medium_print_level, filename="__STD_OUT__", &
    1118         9254 :                                        common_iter_levels=1)
    1119              :       CALL keyword_create( &
    1120              :          keyword, __LOCATION__, &
    1121              :          name="PRINT_GOP", &
    1122              :          description="Print the gross orbital populations (GOP) in addition to the gross atomic populations (GAP) "// &
    1123              :          "and net charges", &
    1124              :          usage="PRINT_GOP yes", &
    1125              :          repeats=.FALSE., &
    1126              :          n_var=1, &
    1127              :          default_l_val=.FALSE., &
    1128         9254 :          lone_keyword_l_val=.TRUE.)
    1129         9254 :       CALL section_add_keyword(print_key, keyword)
    1130         9254 :       CALL keyword_release(keyword)
    1131              :       CALL keyword_create( &
    1132              :          keyword, __LOCATION__, &
    1133              :          name="PRINT_ALL", &
    1134              :          description="Print all information including the full net AO and overlap population matrix", &
    1135              :          usage="PRINT_ALL yes", &
    1136              :          repeats=.FALSE., &
    1137              :          n_var=1, &
    1138              :          default_l_val=.FALSE., &
    1139         9254 :          lone_keyword_l_val=.TRUE.)
    1140         9254 :       CALL section_add_keyword(print_key, keyword)
    1141         9254 :       CALL keyword_release(keyword)
    1142         9254 :       CALL section_add_subsection(section, print_key)
    1143         9254 :       CALL section_release(print_key)
    1144              : 
    1145              :       ! Lowdin population analysis (fairly expensive to compute, so only at high)
    1146              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "LOWDIN", &
    1147              :                                        description="Controls the printing of the Lowdin (spin) population analysis", &
    1148              :                                        print_level=high_print_level, filename="__STD_OUT__", &
    1149         9254 :                                        common_iter_levels=1)
    1150              :       CALL keyword_create( &
    1151              :          keyword, __LOCATION__, &
    1152              :          name="PRINT_GOP", &
    1153              :          description="Print the orbital populations in addition to the atomic populations and net charges", &
    1154              :          usage="PRINT_GOP yes", &
    1155              :          repeats=.FALSE., &
    1156              :          n_var=1, &
    1157              :          default_l_val=.FALSE., &
    1158         9254 :          lone_keyword_l_val=.TRUE.)
    1159         9254 :       CALL section_add_keyword(print_key, keyword)
    1160         9254 :       CALL keyword_release(keyword)
    1161              :       CALL keyword_create( &
    1162              :          keyword, __LOCATION__, &
    1163              :          name="PRINT_ALL", &
    1164              :          description="Print all information including the full symmetrically orthogonalised density matrix", &
    1165              :          usage="PRINT_ALL yes", &
    1166              :          repeats=.FALSE., &
    1167              :          n_var=1, &
    1168              :          default_l_val=.FALSE., &
    1169         9254 :          lone_keyword_l_val=.TRUE.)
    1170         9254 :       CALL section_add_keyword(print_key, keyword)
    1171         9254 :       CALL keyword_release(keyword)
    1172         9254 :       CALL section_add_subsection(section, print_key)
    1173         9254 :       CALL section_release(print_key)
    1174              : 
    1175              :       ! Hirshfeld population analysis
    1176              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "HIRSHFELD", &
    1177              :                                        description="Controls the printing of the Hirshfeld (spin) population analysis", &
    1178              :                                        print_level=medium_print_level, filename="__STD_OUT__", &
    1179         9254 :                                        common_iter_levels=1)
    1180              :       CALL keyword_create(keyword, __LOCATION__, name="SELF_CONSISTENT", &
    1181              :                           description="Calculate charges from the Hirscheld-I (self_consistent) method."// &
    1182              :                           " This scales only the full shape function, not the added charge as in the original scheme.", &
    1183              :                           usage="SELF_CONSISTENT yes", repeats=.FALSE., n_var=1, &
    1184         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1185         9254 :       CALL section_add_keyword(print_key, keyword)
    1186         9254 :       CALL keyword_release(keyword)
    1187              :       CALL keyword_create(keyword, __LOCATION__, name="SHAPE_FUNCTION", &
    1188              :                           description="Type of shape function used for Hirshfeld partitioning.", &
    1189              :                           usage="SHAPE_FUNCTION {Gaussian,Density}", repeats=.FALSE., n_var=1, &
    1190              :                           default_i_val=shape_function_gaussian, &
    1191              :                           enum_c_vals=s2a("GAUSSIAN", "DENSITY"), &
    1192              :                           enum_desc=s2a("Single Gaussian with Colvalent radius", &
    1193              :                                         "Atomic density expanded in multiple Gaussians"), &
    1194         9254 :                           enum_i_vals=(/shape_function_gaussian, shape_function_density/))
    1195         9254 :       CALL section_add_keyword(print_key, keyword)
    1196         9254 :       CALL keyword_release(keyword)
    1197              :       CALL keyword_create(keyword, __LOCATION__, name="REFERENCE_CHARGE", &
    1198              :                           description="Charge of atomic partitioning function for Hirshfeld method.", &
    1199              :                           usage="REFERENCE_CHARGE {Atomic,Mulliken}", repeats=.FALSE., n_var=1, &
    1200              :                           default_i_val=ref_charge_atomic, &
    1201              :                           enum_c_vals=s2a("ATOMIC", "MULLIKEN"), &
    1202              :                           enum_desc=s2a("Use atomic core charges", "Calculate Mulliken charges"), &
    1203         9254 :                           enum_i_vals=(/ref_charge_atomic, ref_charge_mulliken/))
    1204         9254 :       CALL section_add_keyword(print_key, keyword)
    1205         9254 :       CALL keyword_release(keyword)
    1206              :       CALL keyword_create(keyword, __LOCATION__, name="USER_RADIUS", &
    1207              :                           description="Use user defined radii to generate Gaussians."// &
    1208              :                           " These radii are defined by the keyword ATOMIC_RADII", &
    1209              :                           usage="USER_RADIUS yes", repeats=.FALSE., n_var=1, &
    1210         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1211         9254 :       CALL section_add_keyword(print_key, keyword)
    1212         9254 :       CALL keyword_release(keyword)
    1213              :       CALL keyword_create(keyword, __LOCATION__, name="ATOMIC_RADII", &
    1214              :                           description="Defines custom radii to setup the spherical Gaussians.", &
    1215              :                           usage="ATOMIC_RADII {real} {real} {real}", repeats=.FALSE., &
    1216              :                           unit_str="angstrom", &
    1217         9254 :                           type_of_var=real_t, n_var=-1)
    1218         9254 :       CALL section_add_keyword(print_key, keyword)
    1219         9254 :       CALL keyword_release(keyword)
    1220         9254 :       CALL section_add_subsection(section, print_key)
    1221         9254 :       CALL section_release(print_key)
    1222              : 
    1223              :       ! Print EEQ Charges
    1224              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "EEQ_CHARGES", &
    1225              :                                        description="Controls the printing of the EEQ charges", &
    1226              :                                        print_level=debug_print_level, filename="__STD_OUT__", &
    1227              :                                        common_iter_levels=1, &
    1228        37016 :                                        citations=(/Pracht2019, Caldeweyher2019, Caldeweyher2020/))
    1229         9254 :       CALL section_add_subsection(section, print_key)
    1230         9254 :       CALL section_release(print_key)
    1231              : 
    1232              :       ! MAO (modified atomic orbital) analysis
    1233              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "MAO_ANALYSIS", &
    1234              :                                        description="Controls the printing of the MAO (modified atomic orbital) analysis", &
    1235              :                                        print_level=debug_print_level, filename="__STD_OUT__", &
    1236              :                                        common_iter_levels=1, &
    1237        27762 :                                        citations=(/Heinzmann1976, Ehrhardt1985/))
    1238              :       CALL keyword_create(keyword, __LOCATION__, name="EPS_FILTER", &
    1239              :                           description="Threshold for matrix elements in MAO determination.", &
    1240              :                           usage="EPS_FILTER reps", repeats=.FALSE., n_var=1, &
    1241         9254 :                           default_r_val=1.e-8_dp, type_of_var=real_t)
    1242         9254 :       CALL section_add_keyword(print_key, keyword)
    1243         9254 :       CALL keyword_release(keyword)
    1244              :       CALL keyword_create(keyword, __LOCATION__, name="REFERENCE_BASIS", &
    1245              :                           description="Basis set used to construct MAO's.", &
    1246              :                           usage="REFERENCE_BASIS {ORBITAL,PRIMITIVE,EXTERNAL}", repeats=.FALSE., n_var=1, &
    1247              :                           default_i_val=mao_basis_orb, &
    1248              :                           enum_c_vals=s2a("ORBITAL", "PRIMITIVE", "EXTERNAL"), &
    1249              :                           enum_desc=s2a("Use standard orbital basis set", "Construct basis from primitives of the orbital basis", &
    1250              :                                         "Read external basis (MAO)"), &
    1251         9254 :                           enum_i_vals=(/mao_basis_orb, mao_basis_prim, mao_basis_ext/))
    1252         9254 :       CALL section_add_keyword(print_key, keyword)
    1253         9254 :       CALL keyword_release(keyword)
    1254              :       CALL keyword_create(keyword, __LOCATION__, name="PRINT_BASIS", &
    1255              :                           description="Print out MAO reference basis.", &
    1256              :                           usage="PRINT_BASIS {logical}", repeats=.FALSE., n_var=1, &
    1257         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1258         9254 :       CALL section_add_keyword(print_key, keyword)
    1259         9254 :       CALL keyword_release(keyword)
    1260              :       CALL keyword_create(keyword, __LOCATION__, name="EPS_GRAD", &
    1261              :                           description="Threshold for gradient in MAO optimization.", &
    1262              :                           usage="EPS_GRAD reps", repeats=.FALSE., n_var=1, &
    1263         9254 :                           default_r_val=1.e-4_dp, type_of_var=real_t)
    1264         9254 :       CALL section_add_keyword(print_key, keyword)
    1265         9254 :       CALL keyword_release(keyword)
    1266              :       CALL keyword_create(keyword, __LOCATION__, name="EPS_FUNCTION", &
    1267              :                           description="Threshold for electron defect in MAO optimization.", &
    1268              :                           usage="EPS_FUNCTION feps", repeats=.FALSE., n_var=1, &
    1269         9254 :                           default_r_val=1.e-3_dp, type_of_var=real_t)
    1270         9254 :       CALL section_add_keyword(print_key, keyword)
    1271         9254 :       CALL keyword_release(keyword)
    1272              :       CALL keyword_create(keyword, __LOCATION__, name="MAX_ITER", &
    1273              :                           description="Maximum allowed iterations for MAO optimization.", &
    1274              :                           usage="MAX_ITER iter", repeats=.FALSE., n_var=1, &
    1275         9254 :                           default_i_val=0, type_of_var=integer_t)
    1276         9254 :       CALL section_add_keyword(print_key, keyword)
    1277         9254 :       CALL keyword_release(keyword)
    1278              :       CALL keyword_create(keyword, __LOCATION__, name="NEGLECT_ABC", &
    1279              :                           description="Neglect 3 atom terms in MAO analysis.", &
    1280              :                           usage="NEGLECT_ABC {logical}", repeats=.FALSE., n_var=1, &
    1281         9254 :                           default_l_val=.TRUE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1282         9254 :       CALL section_add_keyword(print_key, keyword)
    1283         9254 :       CALL keyword_release(keyword)
    1284              :       CALL keyword_create(keyword, __LOCATION__, name="AB_THRESHOLD", &
    1285              :                           description="Threshold for printing of AB shared electron numbers.", &
    1286              :                           usage="AB_THRESHOLD thr", repeats=.FALSE., n_var=1, &
    1287         9254 :                           default_r_val=1.e-2_dp, type_of_var=real_t)
    1288         9254 :       CALL section_add_keyword(print_key, keyword)
    1289         9254 :       CALL keyword_release(keyword)
    1290              :       CALL keyword_create(keyword, __LOCATION__, name="ABC_THRESHOLD", &
    1291              :                           description="Threshold for printing of ABC shared electron numbers.", &
    1292              :                           usage="ABC_THRESHOLD thr", repeats=.FALSE., n_var=1, &
    1293         9254 :                           default_r_val=1.e-5_dp, type_of_var=real_t)
    1294         9254 :       CALL section_add_keyword(print_key, keyword)
    1295         9254 :       CALL keyword_release(keyword)
    1296              :       CALL keyword_create(keyword, __LOCATION__, name="ANALYZE_UNASSIGNED_CHARGE", &
    1297              :                           description="Calculate atomic contributions to the unassigned charge.", &
    1298              :                           usage="ANALYZE_UNASSIGNED_CHARGE {logical}", repeats=.FALSE., n_var=1, &
    1299         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1300         9254 :       CALL section_add_keyword(print_key, keyword)
    1301         9254 :       CALL keyword_release(keyword)
    1302         9254 :       CALL section_add_subsection(section, print_key)
    1303         9254 :       CALL section_release(print_key)
    1304              : 
    1305              :       !Minimal localized basis analysis
    1306              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "MINBAS_ANALYSIS", &
    1307              :                                        description="Controls the printing of the minimal localized basis analysis", &
    1308              :                                        print_level=debug_print_level, filename="__STD_OUT__", &
    1309              :                                        common_iter_levels=1, &
    1310        18508 :                                        citations=(/Lu2004/))
    1311              :       CALL keyword_create(keyword, __LOCATION__, name="EPS_FILTER", &
    1312              :                           description="Threshold for matrix elements in basis determination.", &
    1313              :                           usage="EPS_FILTER reps", repeats=.FALSE., n_var=1, &
    1314         9254 :                           default_r_val=1.e-8_dp, type_of_var=real_t)
    1315         9254 :       CALL section_add_keyword(print_key, keyword)
    1316         9254 :       CALL keyword_release(keyword)
    1317              :       CALL keyword_create(keyword, __LOCATION__, name="FULL_ORTHOGONALIZATION", &
    1318              :                           description="Orthogonalize the localized minimal basis.", &
    1319              :                           usage="FULL_ORTHOGONALIZATION {logical}", repeats=.FALSE., n_var=1, &
    1320         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1321         9254 :       CALL section_add_keyword(print_key, keyword)
    1322         9254 :       CALL keyword_release(keyword)
    1323              :       CALL keyword_create(keyword, __LOCATION__, name="BOND_ORDER", &
    1324              :                           description="Calculate Mayer Bond Orders.", &
    1325              :                           usage="BOND_ORDER {logical}", repeats=.FALSE., n_var=1, &
    1326         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1327         9254 :       CALL section_add_keyword(print_key, keyword)
    1328         9254 :       CALL keyword_release(keyword)
    1329              : 
    1330         9254 :       NULLIFY (sub_print_key)
    1331              :       CALL cp_print_key_section_create(sub_print_key, __LOCATION__, "MINBAS_CUBE", &
    1332              :                                        description="Write the minimal basis on Cube files.", &
    1333         9254 :                                        print_level=debug_print_level + 1, add_last=add_last_numeric, filename="MINBAS")
    1334              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    1335              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    1336              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    1337              :                           " 1 number valid for all components.", &
    1338         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    1339         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1340         9254 :       CALL keyword_release(keyword)
    1341              :       CALL keyword_create(keyword, __LOCATION__, name="ATOM_LIST", &
    1342              :                           description="Indexes of the atoms minimal basis to be printed as cube files "// &
    1343              :                           "This keyword can be repeated several times "// &
    1344              :                           "(useful if you have to specify many indexes).", &
    1345              :                           usage="ATOM_LIST 1 2", &
    1346         9254 :                           n_var=-1, type_of_var=integer_t, repeats=.TRUE.)
    1347         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1348         9254 :       CALL keyword_release(keyword)
    1349         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1350         9254 :       CALL section_release(sub_print_key)
    1351              : 
    1352         9254 :       NULLIFY (sub_print_key)
    1353              :       CALL cp_print_key_section_create(sub_print_key, __LOCATION__, "MINBAS_MOLDEN", &
    1354              :                                        description="Write the minimal basis in Molden file format, for visualisation.", &
    1355         9254 :                                        print_level=debug_print_level + 1, add_last=add_last_numeric, filename="MINBAS")
    1356              :       CALL keyword_create(keyword, __LOCATION__, name="NDIGITS", &
    1357              :                           description="Specifies the number of significant digits retained. 3 is OK for visualization.", &
    1358              :                           usage="NDIGITS {int}", &
    1359         9254 :                           default_i_val=3)
    1360         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1361         9254 :       CALL keyword_release(keyword)
    1362              :       CALL keyword_create(keyword, __LOCATION__, name="GTO_KIND", &
    1363              :                           description="Representation of Gaussian-type orbitals", &
    1364              :                           default_i_val=gto_spherical, &
    1365              :                           enum_c_vals=s2a("CARTESIAN", "SPHERICAL"), &
    1366              :                           enum_desc=s2a( &
    1367              :                           "Cartesian Gaussian orbitals. Use with caution", &
    1368              :                           "Spherical Gaussian orbitals. Incompatible with VMD"), &
    1369         9254 :                           enum_i_vals=(/gto_cartesian, gto_spherical/))
    1370         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1371         9254 :       CALL keyword_release(keyword)
    1372         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1373         9254 :       CALL section_release(sub_print_key)
    1374              : 
    1375         9254 :       CALL section_add_subsection(section, print_key)
    1376         9254 :       CALL section_release(print_key)
    1377              : 
    1378              :       !Energy Decomposition Analysis
    1379              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "ENERGY_DECOMPOSITION_ANALYSIS", &
    1380              :                                        description="Controls energy decomposition analysis", &
    1381              :                                        print_level=debug_print_level, filename="__STD_OUT__", &
    1382              :                                        common_iter_levels=1, &
    1383        18508 :                                        citations=(/Eriksen2020/))
    1384              :       CALL keyword_create(keyword, __LOCATION__, name="REFERENCE_ORB_CANONICAL", &
    1385              :                           description="Use reference orbitals in canonical form.", &
    1386              :                           usage="REFERENCE_ORB_CANONICAL {logical}", repeats=.FALSE., n_var=1, &
    1387         9254 :                           default_l_val=.TRUE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1388         9254 :       CALL section_add_keyword(print_key, keyword)
    1389         9254 :       CALL keyword_release(keyword)
    1390              :       CALL keyword_create(keyword, __LOCATION__, name="SKIP_LOCALIZATION", &
    1391              :                           description="Don't localize the MOs.", &
    1392              :                           usage="SKIP_LOCALIZATION {logical}", repeats=.FALSE., n_var=1, &
    1393         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1394         9254 :       CALL section_add_keyword(print_key, keyword)
    1395         9254 :       CALL keyword_release(keyword)
    1396              :       CALL keyword_create(keyword, __LOCATION__, name="DETAILED_ENERGY", &
    1397              :                           description="Calculate detailed atomic decomposition energies.", &
    1398              :                           usage="DETAILED_ENERGY {logical}", repeats=.FALSE., n_var=1, &
    1399         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1400         9254 :       CALL section_add_keyword(print_key, keyword)
    1401         9254 :       CALL keyword_release(keyword)
    1402              :       CALL keyword_create(keyword, __LOCATION__, name="EWALD_ALPHA_PARAMETER", &
    1403              :                           description="Calculate Energy Decomposition for a specific alpha value. "// &
    1404              :                           "alpha = 1/(2*rc**2), see GTH pseudopotentials.", &
    1405              :                           usage="EWALD_ALPHA_PARAMETER alpha", repeats=.FALSE., n_var=1, &
    1406         9254 :                           default_r_val=0.0_dp, type_of_var=real_t)
    1407         9254 :       CALL section_add_keyword(print_key, keyword)
    1408         9254 :       CALL keyword_release(keyword)
    1409              : 
    1410         9254 :       CALL section_add_subsection(section, print_key)
    1411         9254 :       CALL section_release(print_key)
    1412              : 
    1413              :       ! IAO (Intrinsic atomic orbital) analysis
    1414              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "IAO_ANALYSIS", &
    1415              :                                        description="Controls the printing of the IAO (intrinsic atomic orbital) analysis", &
    1416              :                                        print_level=debug_print_level, filename="__STD_OUT__", &
    1417              :                                        common_iter_levels=1, &
    1418        18508 :                                        citations=(/Knizia2013/))
    1419              :       CALL keyword_create(keyword, __LOCATION__, name="EPS_SVD", &
    1420              :                           description="Threshold for matrix inversion eigenvalues.", &
    1421              :                           usage="EPS_SVD reps", repeats=.FALSE., n_var=1, &
    1422         9254 :                           default_r_val=0.0_dp, type_of_var=real_t)
    1423         9254 :       CALL section_add_keyword(print_key, keyword)
    1424         9254 :       CALL keyword_release(keyword)
    1425              :       CALL keyword_create(keyword, __LOCATION__, name="EPS_OCC", &
    1426              :                           description="Threshold in occupation for vectors included.", &
    1427              :                           usage="EPS_OCC reps", repeats=.FALSE., n_var=1, &
    1428         9254 :                           default_r_val=0.0_dp, type_of_var=real_t)
    1429         9254 :       CALL section_add_keyword(print_key, keyword)
    1430         9254 :       CALL keyword_release(keyword)
    1431              :       CALL keyword_create(keyword, __LOCATION__, name="ATOMIC_CHARGES", &
    1432              :                           description="Calculate atomic charges from IAO.", &
    1433              :                           usage="ATOMIC_CHARGES {logical}", repeats=.FALSE., n_var=1, &
    1434         9254 :                           default_l_val=.TRUE., lone_keyword_l_val=.TRUE., type_of_var=logical_t)
    1435         9254 :       CALL section_add_keyword(print_key, keyword)
    1436         9254 :       CALL keyword_release(keyword)
    1437              :       ! IAO_MOLDEN
    1438         9254 :       NULLIFY (sub_print_key)
    1439              :       CALL cp_print_key_section_create(sub_print_key, __LOCATION__, "IAO_MOLDEN", &
    1440              :                                        description="Write the IAO basis in Molden file format, for visualisation.", &
    1441         9254 :                                        print_level=debug_print_level + 1, add_last=add_last_numeric, filename="IAOBAS")
    1442              :       CALL keyword_create(keyword, __LOCATION__, name="NDIGITS", &
    1443              :                           description="Specifies the number of significant digits retained. 3 is OK for visualization.", &
    1444              :                           usage="NDIGITS {int}", &
    1445         9254 :                           default_i_val=3)
    1446         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1447         9254 :       CALL keyword_release(keyword)
    1448              :       CALL keyword_create(keyword, __LOCATION__, name="GTO_KIND", &
    1449              :                           description="Representation of Gaussian-type orbitals", &
    1450              :                           default_i_val=gto_spherical, &
    1451              :                           enum_c_vals=s2a("CARTESIAN", "SPHERICAL"), &
    1452              :                           enum_desc=s2a( &
    1453              :                           "Cartesian Gaussian orbitals. Use with caution", &
    1454              :                           "Spherical Gaussian orbitals. Incompatible with VMD"), &
    1455         9254 :                           enum_i_vals=(/gto_cartesian, gto_spherical/))
    1456         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1457         9254 :       CALL keyword_release(keyword)
    1458         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1459         9254 :       CALL section_release(sub_print_key)
    1460              :       ! IAO_CUBES
    1461         9254 :       NULLIFY (sub_print_key)
    1462              :       CALL cp_print_key_section_create(sub_print_key, __LOCATION__, "IAO_CUBES", &
    1463              :                                        description="Controls the printing of the IAO basis "// &
    1464              :                                        "as *.cube files.", &
    1465              :                                        print_level=high_print_level, common_iter_levels=1, &
    1466         9254 :                                        add_last=add_last_numeric, filename="")
    1467              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    1468              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    1469              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    1470              :                           " 1 number valid for all components.", &
    1471         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    1472         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1473         9254 :       CALL keyword_release(keyword)
    1474              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    1475              :                           description="append the cube files when they already exist", &
    1476         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1477         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1478         9254 :       CALL keyword_release(keyword)
    1479              :       CALL keyword_create(keyword, __LOCATION__, name="ATOM_LIST", &
    1480              :                           description="Indices of the atoms to be included in basis CUBE file printing. ", &
    1481              :                           usage="ATOM_LIST {integer}  {integer} ..  {integer} ", &
    1482         9254 :                           n_var=-1, type_of_var=integer_t, repeats=.TRUE.)
    1483         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1484         9254 :       CALL keyword_release(keyword)
    1485         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1486         9254 :       CALL section_release(sub_print_key)
    1487              :       ! One Center Expansion of IAO
    1488         9254 :       NULLIFY (sub_print_key)
    1489              :       CALL cp_print_key_section_create(sub_print_key, __LOCATION__, "ONE_CENTER_EXPANSION", &
    1490              :                                        description="Calculates single center expansion of IAOs ", &
    1491              :                                        print_level=high_print_level, common_iter_levels=1, &
    1492         9254 :                                        add_last=add_last_numeric, filename="")
    1493              :       CALL keyword_create(keyword, __LOCATION__, name="LMAX", &
    1494              :                           description="Maximum l quantum number used in the expansion.", &
    1495         9254 :                           usage="LMAX 2", n_var=1, default_i_val=3, type_of_var=integer_t)
    1496         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1497         9254 :       CALL keyword_release(keyword)
    1498              :       CALL keyword_create(keyword, __LOCATION__, name="NBAS", &
    1499              :                           description="Max number of basis functions used in the expansion."// &
    1500              :                           " Default is determined by the orbital basis set.", &
    1501         9254 :                           usage="NBAS 10", n_var=1, default_i_val=-1, type_of_var=integer_t)
    1502         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1503         9254 :       CALL keyword_release(keyword)
    1504              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    1505              :                           description="Append the OCE basis files when it already exists", &
    1506         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1507         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1508         9254 :       CALL keyword_release(keyword)
    1509         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1510         9254 :       CALL section_release(sub_print_key)
    1511              :       ! Intrinsic Bond orbitals
    1512         9254 :       NULLIFY (sub_print_key)
    1513              :       CALL cp_print_key_section_create(sub_print_key, __LOCATION__, "BOND_ORBITALS", &
    1514              :                                        description="Calculate intrinsic bond orbitals using "// &
    1515              :                                        "localized MOs in IAO basis.", &
    1516              :                                        print_level=high_print_level, common_iter_levels=1, &
    1517         9254 :                                        add_last=add_last_numeric, filename="")
    1518              : 
    1519              :       CALL keyword_create(keyword, __LOCATION__, name="LOCALIZATION_OPERATOR", &
    1520              :                           description="Operator to be optimized for orbital localization", &
    1521              :                           enum_c_vals=s2a("PIPEK_MEZEY", "PIPEK_MEZEY_4", "L1NORM"), &
    1522              :                           enum_i_vals=(/do_iaoloc_pm2, do_iaoloc_pm4, do_iaoloc_l1/), &
    1523              :                           enum_desc=s2a("Use Pipek-Mezey operator (order 2)", &
    1524              :                                         "Use Pipek-Mezey operator (order 4)", &
    1525              :                                         "Use L1 norm"), &
    1526         9254 :                           default_i_val=do_iaoloc_pm2)
    1527         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1528         9254 :       CALL keyword_release(keyword)
    1529              :       CALL keyword_create(keyword, __LOCATION__, name="ENERGY_LOCALIZATION_FUNCTION", &
    1530              :                           description="Function for energy localization: f(e_i), e_i orbital energy", &
    1531              :                           enum_c_vals=s2a("NONE", "ENERGY", "OCCUPATION"), &
    1532              :                           enum_i_vals=(/do_iaoloc_enone, do_iaoloc_energy, do_iaoloc_occ/), &
    1533              :                           enum_desc=s2a("Don't use energy localization.", &
    1534              :                                         "Use orbital energies for localization.", &
    1535              :                                         "Use occupation numbers for localization."), &
    1536         9254 :                           default_i_val=do_iaoloc_enone)
    1537         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1538         9254 :       CALL keyword_release(keyword)
    1539              :       CALL keyword_create(keyword, __LOCATION__, name="ENERGY_LOCALIZATION_WEIGHT", &
    1540              :                           description="Weight given to energy localization, using f(e_i) function", &
    1541              :                           usage="ENERGY_LOCALIZATION_WEIGHT 0.1", n_var=1, &
    1542         9254 :                           default_r_val=0.0_dp, type_of_var=real_t)
    1543         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1544         9254 :       CALL keyword_release(keyword)
    1545              : 
    1546              :       ! CHARGE CENTER AND SPREAD
    1547         9254 :       NULLIFY (subsection)
    1548              :       CALL cp_print_key_section_create(subsection, __LOCATION__, "CHARGE_CENTER", &
    1549              :                                        description="Calculation and printing of centers and spreads "// &
    1550              :                                        "of localized orbitals.", &
    1551              :                                        print_level=high_print_level, common_iter_levels=1, &
    1552         9254 :                                        add_last=add_last_numeric, filename="")
    1553              :       CALL keyword_create(keyword, __LOCATION__, name="POSITION_OPERATOR_BERRY", &
    1554              :                           description="Use Berry phase position operator.", &
    1555              :                           usage="POSITION_OPERATOR_BERRY T", n_var=1, &
    1556         9254 :                           default_l_val=.TRUE., lone_keyword_l_val=.TRUE.)
    1557         9254 :       CALL section_add_keyword(subsection, keyword)
    1558         9254 :       CALL keyword_release(keyword)
    1559         9254 :       CALL section_add_subsection(sub_print_key, subsection)
    1560         9254 :       CALL section_release(subsection)
    1561              :       ! IBO_MOLDEN
    1562         9254 :       NULLIFY (subsection)
    1563              :       CALL cp_print_key_section_create(subsection, __LOCATION__, "IBO_MOLDEN", &
    1564              :                                        description="Write the IBO orbitals in Molden file format, for visualisation.", &
    1565         9254 :                                        print_level=debug_print_level + 1, add_last=add_last_numeric, filename="IBOBAS")
    1566              :       CALL keyword_create(keyword, __LOCATION__, name="NDIGITS", &
    1567              :                           description="Specifies the number of significant digits retained. 3 is OK for visualization.", &
    1568              :                           usage="NDIGITS {int}", &
    1569         9254 :                           default_i_val=3)
    1570         9254 :       CALL section_add_keyword(subsection, keyword)
    1571         9254 :       CALL keyword_release(keyword)
    1572              :       CALL keyword_create(keyword, __LOCATION__, name="GTO_KIND", &
    1573              :                           description="Representation of Gaussian-type orbitals", &
    1574              :                           default_i_val=gto_spherical, &
    1575              :                           enum_c_vals=s2a("CARTESIAN", "SPHERICAL"), &
    1576              :                           enum_desc=s2a( &
    1577              :                           "Cartesian Gaussian orbitals. Use with caution", &
    1578              :                           "Spherical Gaussian orbitals. Incompatible with VMD"), &
    1579         9254 :                           enum_i_vals=(/gto_cartesian, gto_spherical/))
    1580         9254 :       CALL section_add_keyword(subsection, keyword)
    1581         9254 :       CALL keyword_release(keyword)
    1582         9254 :       CALL section_add_subsection(sub_print_key, subsection)
    1583         9254 :       CALL section_release(subsection)
    1584              :       ! IAO_CUBES
    1585         9254 :       NULLIFY (subsection)
    1586              :       CALL cp_print_key_section_create(subsection, __LOCATION__, "IBO_CUBES", &
    1587              :                                        description="Controls the printing of the IBO orbitals "// &
    1588              :                                        "as *.cube files.", &
    1589              :                                        print_level=high_print_level, common_iter_levels=1, &
    1590         9254 :                                        add_last=add_last_numeric, filename="")
    1591              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    1592              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    1593              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    1594              :                           " 1 number valid for all components.", &
    1595         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    1596         9254 :       CALL section_add_keyword(subsection, keyword)
    1597         9254 :       CALL keyword_release(keyword)
    1598              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    1599              :                           description="append the cube files when they already exist", &
    1600         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1601         9254 :       CALL section_add_keyword(subsection, keyword)
    1602         9254 :       CALL keyword_release(keyword)
    1603              :       CALL keyword_create(keyword, __LOCATION__, name="STATE_LIST", &
    1604              :                           description="Indices of the orbitals to be included in IBO CUBE file printing. ", &
    1605              :                           usage="STATE_LIST {integer}  {integer} ..  {integer} ", &
    1606         9254 :                           n_var=-1, type_of_var=integer_t, repeats=.TRUE.)
    1607         9254 :       CALL section_add_keyword(subsection, keyword)
    1608         9254 :       CALL keyword_release(keyword)
    1609         9254 :       CALL section_add_subsection(sub_print_key, subsection)
    1610         9254 :       CALL section_release(subsection)
    1611         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1612         9254 :       CALL section_release(sub_print_key)
    1613              : 
    1614         9254 :       CALL section_add_subsection(section, print_key)
    1615         9254 :       CALL section_release(print_key)
    1616              :       ! END OF IAO_ANALYSIS SECTION
    1617              : 
    1618              :       !DOS from density matrix
    1619              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "ENERGY_WINDOWS", &
    1620              :                                        description="Controls the printing of the DOS from the density matrix. "// &
    1621              :                                        "This allows the calculation of the DOS even in density matrix based "// &
    1622              :                                        "REAL_TIME_PROPAGATION and LS_SCF. "// &
    1623              :                                        "However, it requires a cubically scaling diagonalization of the Hamiltonian. "// &
    1624              :                                        "Hartree-Fock NYI, values will be wrong. "// &
    1625              :                                        "Careful, the orbitals in rtp/emd are not actually eigenstates of the Hamiltonian. "// &
    1626              :                                        "Assumes absence of spin polarization (so far).", &
    1627              :                                        print_level=high_print_level, common_iter_levels=3, &
    1628              :                                        each_iter_names=s2a("MD"), each_iter_values=(/100/), &
    1629         9254 :                                        add_last=add_last_numeric, filename="energy-windows")
    1630              :       CALL keyword_create(keyword, __LOCATION__, name="N_WINDOWS", &
    1631              :                           description="The number of energy windows.", &
    1632              :                           usage="N_WINDOWS 200", &
    1633         9254 :                           default_i_val=100)
    1634         9254 :       CALL section_add_keyword(print_key, keyword)
    1635         9254 :       CALL keyword_release(keyword)
    1636              :       CALL keyword_create(keyword, __LOCATION__, name="EPS_FILTER", &
    1637              :                           description="Filtering threshold for sparse matrix operations.", &
    1638              :                           usage="EPS_FILTER 1.0E-6", &
    1639         9254 :                           default_r_val=1.0E-14_dp)
    1640         9254 :       CALL section_add_keyword(print_key, keyword)
    1641         9254 :       CALL keyword_release(keyword)
    1642              :       CALL keyword_create(keyword, __LOCATION__, name="RESTRICT_RANGE", &
    1643              :                           description="Restricts the energy windows to states close to the fermi level", &
    1644              :                           usage="RESTRICT_RANGE .TRUE.", &
    1645         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1646         9254 :       CALL section_add_keyword(print_key, keyword)
    1647         9254 :       CALL keyword_release(keyword)
    1648              :       CALL keyword_create(keyword, __LOCATION__, name="RANGE", &
    1649              :                           description="If the RESTRICT_RANGE keyword is set, then all energy widnows will"// &
    1650              :                           " be placed in an interval from from the fermi level minus to the fermi level plus this keyword", &
    1651              :                           usage="RANGE 1", &
    1652         9254 :                           default_r_val=1.0_dp)
    1653         9254 :       CALL section_add_keyword(print_key, keyword)
    1654         9254 :       CALL keyword_release(keyword)
    1655              :       CALL keyword_create(keyword, __LOCATION__, name="PRINT_CUBES", &
    1656              :                           description="Print the energy windows to cube files", &
    1657              :                           usage="PRINT_CUBES .TRUE.", &
    1658         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1659         9254 :       CALL section_add_keyword(print_key, keyword)
    1660         9254 :       CALL keyword_release(keyword)
    1661              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    1662              :                           description="The stride (X,Y,Z) used to write the energy windows cube files (if enabled) "// &
    1663              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    1664              :                           " 1 number valid for all components.", &
    1665         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    1666         9254 :       CALL section_add_keyword(print_key, keyword)
    1667         9254 :       CALL keyword_release(keyword)
    1668         9254 :       CALL section_add_subsection(section, print_key)
    1669         9254 :       CALL section_release(print_key)
    1670              : 
    1671              :       ! Hamiltonian in CSR format
    1672              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "KS_CSR_WRITE", &
    1673              :                                        description="Write the KS matrix in CSR format into a file.", &
    1674         9254 :                                        print_level=debug_print_level, filename="")
    1675              :       CALL keyword_create(keyword, __LOCATION__, name="Threshold", &
    1676              :                           description="Threshold on the absolute value of the elements to be printed out. "// &
    1677              :                           "In CP2K all the elements in a (atomic) matrix block are considered non-zero, "// &
    1678              :                           "if the block contains at least one non-zero element.", &
    1679              :                           usage="THRESHOLD {real}", &
    1680              :                           repeats=.FALSE., &
    1681         9254 :                           default_r_val=0.0_dp)
    1682         9254 :       CALL section_add_keyword(print_key, keyword)
    1683         9254 :       CALL keyword_release(keyword)
    1684              :       CALL keyword_create(keyword, __LOCATION__, name="Upper_triangular", &
    1685              :                           description="Print only the upper triangular part of the matrix. ", &
    1686              :                           usage="UPPER_TRIANGULAR {logical}", &
    1687              :                           repeats=.FALSE., &
    1688              :                           default_l_val=.FALSE., &
    1689         9254 :                           lone_keyword_l_val=.TRUE.)
    1690         9254 :       CALL section_add_keyword(print_key, keyword)
    1691         9254 :       CALL keyword_release(keyword)
    1692              :       CALL keyword_create(keyword, __LOCATION__, name="Binary", &
    1693              :                           description="Whether or not to generate the file in a binary format. ", &
    1694              :                           usage="BINARY {logical}", &
    1695              :                           repeats=.FALSE., &
    1696              :                           default_l_val=.FALSE., &
    1697         9254 :                           lone_keyword_l_val=.TRUE.)
    1698         9254 :       CALL section_add_keyword(print_key, keyword)
    1699         9254 :       CALL keyword_release(keyword)
    1700              :       CALL keyword_create(keyword, __LOCATION__, name="Real_space", &
    1701              :                           description="Print the KS matrix in real-space instead of k-space.. ", &
    1702              :                           usage="REAL_SPACE {logical}", &
    1703              :                           repeats=.FALSE., &
    1704              :                           default_l_val=.FALSE., &
    1705         9254 :                           lone_keyword_l_val=.TRUE.)
    1706         9254 :       CALL section_add_keyword(print_key, keyword)
    1707         9254 :       CALL keyword_release(keyword)
    1708         9254 :       CALL section_add_subsection(section, print_key)
    1709         9254 :       CALL section_release(print_key)
    1710              : 
    1711              :       ! Overlap in CSR format
    1712              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "S_CSR_WRITE", &
    1713              :                                        description="Write the overlap matrix in CSR format into a file.", &
    1714         9254 :                                        print_level=debug_print_level, filename="")
    1715              :       CALL keyword_create(keyword, __LOCATION__, name="Threshold", &
    1716              :                           description="Threshold on the absolute value of the elements to be printed out. "// &
    1717              :                           "In CP2K all the elements in a (atomic) matrix block are considered non-zero, "// &
    1718              :                           "if the block contains at least one non-zero element.", &
    1719              :                           usage="THRESHOLD {real}", &
    1720              :                           repeats=.FALSE., &
    1721         9254 :                           default_r_val=0.0_dp)
    1722         9254 :       CALL section_add_keyword(print_key, keyword)
    1723         9254 :       CALL keyword_release(keyword)
    1724              :       CALL keyword_create(keyword, __LOCATION__, name="Upper_triangular", &
    1725              :                           description="Print only the upper triangular part of the matrix. ", &
    1726              :                           usage="UPPER_TRIANGULAR {logical}", &
    1727              :                           repeats=.FALSE., &
    1728              :                           default_l_val=.FALSE., &
    1729         9254 :                           lone_keyword_l_val=.TRUE.)
    1730         9254 :       CALL section_add_keyword(print_key, keyword)
    1731         9254 :       CALL keyword_release(keyword)
    1732              :       CALL keyword_create(keyword, __LOCATION__, name="Binary", &
    1733              :                           description="Whether or not to generate the file in a binary format. ", &
    1734              :                           usage="BINARY {logical}", &
    1735              :                           repeats=.FALSE., &
    1736              :                           default_l_val=.FALSE., &
    1737         9254 :                           lone_keyword_l_val=.TRUE.)
    1738         9254 :       CALL section_add_keyword(print_key, keyword)
    1739         9254 :       CALL keyword_release(keyword)
    1740              :       CALL keyword_create(keyword, __LOCATION__, name="Real_space", &
    1741              :                           description="Print the overlap matrix in real-space instead of k-space.. ", &
    1742              :                           usage="REAL_SPACE {logical}", &
    1743              :                           repeats=.FALSE., &
    1744              :                           default_l_val=.FALSE., &
    1745         9254 :                           lone_keyword_l_val=.TRUE.)
    1746         9254 :       CALL section_add_keyword(print_key, keyword)
    1747         9254 :       CALL keyword_release(keyword)
    1748         9254 :       CALL section_add_subsection(section, print_key)
    1749         9254 :       CALL section_release(print_key)
    1750              : 
    1751              :       ! interaction adjacency matrix
    1752              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "ADJMAT_WRITE", &
    1753              :                                        description="Writes an (upper-triangular) adjacency matrix indicating the "// &
    1754              :                                        "interaction between atoms (according to overlapping basis functions). The "// &
    1755              :                                        "columns are: iatom, jatom, ikind, jkind; where iatom and jatom are the atom "// &
    1756              :                                        "indices (based on the coordinate file), ikind and jkind are the atomic kinds "// &
    1757              :                                        "(indeces as shown in the ATOMIC KIND INFORMATION section of a CP2K output). ", &
    1758         9254 :                                        print_level=debug_print_level, filename="")
    1759         9254 :       CALL section_add_subsection(section, print_key)
    1760         9254 :       CALL section_release(print_key)
    1761              : 
    1762              :       ! Xray diffraction
    1763              :       CALL cp_print_key_section_create( &
    1764              :          print_key, __LOCATION__, name="XRAY_DIFFRACTION_SPECTRUM", &
    1765              :          description="Calculate and print the coherent X-ray "// &
    1766              :          "diffraction spectrum", &
    1767              :          print_level=debug_print_level, &
    1768              :          filename="", &
    1769        27762 :          citations=(/Krack2000, Krack2002/))
    1770              :       CALL keyword_create( &
    1771              :          keyword, __LOCATION__, &
    1772              :          name="Q_MAX", &
    1773              :          variants=(/"Q_MAXIMUM"/), &
    1774              :          description="Maximum Q value calculated for the spectrum", &
    1775              :          usage="Q_MAX {real}", &
    1776              :          repeats=.FALSE., &
    1777              :          n_var=1, &
    1778              :          type_of_var=real_t, &
    1779              :          default_r_val=cp_unit_to_cp2k(value=20.0_dp, &
    1780              :                                        unit_str="angstrom^-1"), &
    1781        18508 :          unit_str="angstrom^-1")
    1782         9254 :       CALL section_add_keyword(print_key, keyword)
    1783         9254 :       CALL keyword_release(keyword)
    1784         9254 :       CALL section_add_subsection(section, print_key)
    1785         9254 :       CALL section_release(print_key)
    1786              : 
    1787              :       CALL cp_print_key_section_create(print_key, __LOCATION__, name="ELECTRIC_FIELD_GRADIENT", &
    1788              :                                        description="Calculate and print the electric field gradients "// &
    1789              :                                        "at atomic positions", &
    1790              :                                        print_level=debug_print_level, &
    1791         9254 :                                        filename="__STD_OUT__")
    1792              : 
    1793              :       CALL keyword_create(keyword, __LOCATION__, &
    1794              :                           name="INTERPOLATION", &
    1795              :                           description="Use interpolation method from real space grid", &
    1796              :                           usage="INTERPOLATION {logical}", &
    1797              :                           repeats=.FALSE., &
    1798              :                           n_var=1, &
    1799         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1800         9254 :       CALL section_add_keyword(print_key, keyword)
    1801         9254 :       CALL keyword_release(keyword)
    1802              : 
    1803              :       CALL keyword_create(keyword, __LOCATION__, &
    1804              :                           name="GSPACE_SMOOTHING", &
    1805              :                           description="Use a G-space smoothing function", &
    1806              :                           usage="GSPACE_SMOOTHING cutoff {real}, width {real}", &
    1807              :                           repeats=.FALSE., &
    1808              :                           n_var=2, default_r_vals=(/-1._dp, -1._dp/), &
    1809         9254 :                           type_of_var=real_t)
    1810         9254 :       CALL section_add_keyword(print_key, keyword)
    1811         9254 :       CALL keyword_release(keyword)
    1812              : 
    1813              :       CALL keyword_create(keyword, __LOCATION__, &
    1814              :                           name="DEBUG", &
    1815              :                           description="Print additional debug output", &
    1816              :                           usage="DEBUG {logical}", &
    1817              :                           repeats=.FALSE., &
    1818              :                           n_var=1, &
    1819         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1820         9254 :       CALL section_add_keyword(print_key, keyword)
    1821         9254 :       CALL keyword_release(keyword)
    1822              : 
    1823         9254 :       CALL create_gspace_interp_section(subsection)
    1824         9254 :       CALL section_add_subsection(print_key, subsection)
    1825         9254 :       CALL section_release(subsection)
    1826              : 
    1827         9254 :       CALL section_add_subsection(section, print_key)
    1828         9254 :       CALL section_release(print_key)
    1829              : 
    1830              :       CALL cp_print_key_section_create(print_key, __LOCATION__, name="BASIS_MOLOPT_QUANTITIES", &
    1831              :                                        description="Print the two quantities needed in the basis molopt generation:"// &
    1832              :                                        " total energy and condition number of the overlap matrix (S matrix)", &
    1833              :                                        print_level=debug_print_level, &
    1834         9254 :                                        filename="__STD_OUT__")
    1835         9254 :       CALL section_add_subsection(section, print_key)
    1836         9254 :       CALL section_release(print_key)
    1837              : 
    1838              :       CALL cp_print_key_section_create(print_key, __LOCATION__, name="HYPERFINE_COUPLING_TENSOR", &
    1839              :                                        description="Calculate and print the EPR hyperfine coupling tensor"// &
    1840              :                                        " at atomic positions", &
    1841              :                                        print_level=debug_print_level, &
    1842         9254 :                                        filename="__STD_OUT__")
    1843              : 
    1844              :       CALL keyword_create(keyword, __LOCATION__, &
    1845              :                           name="INTERACTION_RADIUS", &
    1846              :                           description="Radius of interaction for EPR hyperfine tensor calculation", &
    1847              :                           usage="INTERACTION_RADIUS radius {real}", &
    1848              :                           repeats=.FALSE., &
    1849              :                           n_var=1, default_r_val=10._dp, &
    1850         9254 :                           type_of_var=real_t)
    1851         9254 :       CALL section_add_keyword(print_key, keyword)
    1852         9254 :       CALL keyword_release(keyword)
    1853              : 
    1854         9254 :       CALL section_add_subsection(section, print_key)
    1855         9254 :       CALL section_release(print_key)
    1856              : 
    1857              :       CALL cp_print_key_section_create(print_key, __LOCATION__, name="OPTIMIZE_LRI_BASIS", &
    1858              :                                        description="Optimize the exponents of the LRI basis set", &
    1859              :                                        print_level=low_print_level, &
    1860         9254 :                                        filename="OPTIMIZED_LRI_BASIS")
    1861         9254 :       CALL section_add_subsection(section, print_key)
    1862         9254 :       CALL section_release(print_key)
    1863              : 
    1864              :       CALL cp_print_key_section_create( &
    1865              :          print_key, __LOCATION__, name="PLUS_U", &
    1866              :          description="Controls the printing for the DFT+U methods", &
    1867              :          print_level=high_print_level, &
    1868              :          filename="__STD_OUT__", &
    1869              :          each_iter_names=s2a("QS_SCF"), &
    1870              :          each_iter_values=(/0/), &
    1871        27762 :          citations=(/Dudarev1997, Dudarev1998/))
    1872         9254 :       CALL section_add_subsection(section, print_key)
    1873         9254 :       CALL section_release(print_key)
    1874              : 
    1875              :       CALL cp_print_key_section_create( &
    1876              :          print_key, __LOCATION__, name="CHARGEMOL", &
    1877              :          description="Write .wfx input file for Chargemol", &
    1878              :          print_level=debug_print_level + 1, &
    1879              :          filename="CHARGEMOL", &
    1880         9254 :          add_last=add_last_numeric)
    1881              :       CALL keyword_create(keyword, __LOCATION__, name="BACKUP_COPIES", &
    1882              :                           description="Specifies the maximum number of backup copies.", &
    1883              :                           usage="BACKUP_COPIES {int}", &
    1884         9254 :                           default_i_val=1)
    1885         9254 :       CALL section_add_keyword(print_key, keyword)
    1886         9254 :       CALL keyword_release(keyword)
    1887              :       CALL keyword_create(keyword, __LOCATION__, name="PERIODIC", &
    1888              :                           description="Write information about cell periodicity.", &
    1889              :                           usage="PERIODIC {LOGICAL}", &
    1890         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    1891         9254 :       CALL section_add_keyword(print_key, keyword)
    1892         9254 :       CALL keyword_release(keyword)
    1893         9254 :       CALL section_add_subsection(section, print_key)
    1894         9254 :       CALL section_release(print_key)
    1895              : 
    1896              :       CALL cp_print_key_section_create( &
    1897              :          print_key, __LOCATION__, name="SCCS", &
    1898              :          description="Controls the printing for the SCCS models", &
    1899              :          print_level=high_print_level, &
    1900              :          filename="__STD_OUT__", &
    1901              :          each_iter_names=s2a("QS_SCF"), &
    1902              :          each_iter_values=(/0/), &
    1903        37016 :          citations=(/Fattebert2002, Andreussi2012, Yin2017/))
    1904              : 
    1905         9254 :       NULLIFY (sub_print_key)
    1906              : 
    1907              :       CALL cp_print_key_section_create( &
    1908              :          sub_print_key, __LOCATION__, name="DENSITY_GRADIENT", &
    1909              :          description="Controls the printing of the cube files with "// &
    1910              :          "the norm of the density gradient |&nabla;&rho;| "// &
    1911              :          "used by the SCCS model.", &
    1912              :          print_level=debug_print_level, &
    1913              :          filename="", &
    1914              :          each_iter_names=s2a("QS_SCF"), &
    1915         9254 :          each_iter_values=(/0/))
    1916              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    1917              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    1918              :                           "(larger values result in smaller cube files). You can provide 3 "// &
    1919              :                           "numbers (for X,Y,Z) or 1 number valid for all components.", &
    1920              :                           n_var=-1, &
    1921              :                           default_i_vals=(/2, 2, 2/), &
    1922              :                           type_of_var=integer_t, &
    1923         9254 :                           repeats=.FALSE.)
    1924         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1925         9254 :       CALL keyword_release(keyword)
    1926              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    1927              :                           description="Append the cube files when they already exist", &
    1928              :                           default_l_val=.FALSE., &
    1929              :                           lone_keyword_l_val=.TRUE., &
    1930         9254 :                           repeats=.FALSE.)
    1931         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1932         9254 :       CALL keyword_release(keyword)
    1933         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1934         9254 :       CALL section_release(sub_print_key)
    1935              : 
    1936              :       CALL cp_print_key_section_create( &
    1937              :          sub_print_key, __LOCATION__, name="DIELECTRIC_FUNCTION", &
    1938              :          description="Controls the printing of the cube files with "// &
    1939              :          "the dielectric function used by the SCCS model. "// &
    1940              :          "This function determines the cavity formed by a solute in "// &
    1941              :          "a solvent and thus it can be used for the visualisaton of the cavity.", &
    1942              :          print_level=debug_print_level, &
    1943              :          filename="", &
    1944              :          each_iter_names=s2a("QS_SCF"), &
    1945              :          each_iter_values=(/0/), &
    1946        37016 :          citations=(/Fattebert2002, Andreussi2012, Yin2017/))
    1947              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    1948              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    1949              :                           "(larger values result in smaller cube files). You can provide 3 "// &
    1950              :                           "numbers (for X,Y,Z) or 1 number valid for all components.", &
    1951              :                           n_var=-1, &
    1952              :                           default_i_vals=(/2, 2, 2/), &
    1953              :                           type_of_var=integer_t, &
    1954         9254 :                           repeats=.FALSE.)
    1955         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1956         9254 :       CALL keyword_release(keyword)
    1957              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    1958              :                           description="Append the cube files when they already exist", &
    1959              :                           default_l_val=.FALSE., &
    1960              :                           lone_keyword_l_val=.TRUE., &
    1961         9254 :                           repeats=.FALSE.)
    1962         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1963         9254 :       CALL keyword_release(keyword)
    1964         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1965         9254 :       CALL section_release(sub_print_key)
    1966              : 
    1967              :       CALL cp_print_key_section_create( &
    1968              :          sub_print_key, __LOCATION__, name="TOTAL_CHARGE_DENSITY", &
    1969              :          description="Controls the printing of the cube files with the "// &
    1970              :          "total charge density $\rho^\text{tot}$ used by the SCCS model.", &
    1971              :          print_level=debug_print_level, &
    1972              :          filename="", &
    1973              :          each_iter_names=s2a("QS_SCF"), &
    1974              :          each_iter_values=(/0/), &
    1975        37016 :          citations=(/Fattebert2002, Andreussi2012, Yin2017/))
    1976              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    1977              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    1978              :                           "(larger values result in smaller cube files). You can provide 3 "// &
    1979              :                           "numbers (for X,Y,Z) or 1 number valid for all components.", &
    1980              :                           n_var=-1, &
    1981              :                           default_i_vals=(/2, 2, 2/), &
    1982              :                           type_of_var=integer_t, &
    1983         9254 :                           repeats=.FALSE.)
    1984         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1985         9254 :       CALL keyword_release(keyword)
    1986              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    1987              :                           description="Append the cube files when they already exist", &
    1988              :                           default_l_val=.FALSE., &
    1989              :                           lone_keyword_l_val=.TRUE., &
    1990         9254 :                           repeats=.FALSE.)
    1991         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    1992         9254 :       CALL keyword_release(keyword)
    1993         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    1994         9254 :       CALL section_release(sub_print_key)
    1995              : 
    1996              :       CALL cp_print_key_section_create( &
    1997              :          sub_print_key, __LOCATION__, name="POLARISATION_CHARGE_DENSITY", &
    1998              :          description="Controls the printing of the cube files with the "// &
    1999              :          "polarisation charge density $\rho^\text{pol}$ used by the SCCS model with the "// &
    2000              :          "total charge density $\rho^\text{tot} = \rho^\text{sol} + \rho^\text{pol}", &
    2001              :          print_level=debug_print_level, &
    2002              :          filename="", &
    2003              :          each_iter_names=s2a("QS_SCF"), &
    2004              :          each_iter_values=(/0/), &
    2005        37016 :          citations=(/Fattebert2002, Andreussi2012, Yin2017/))
    2006              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    2007              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    2008              :                           "(larger values result in smaller cube files). You can provide 3 "// &
    2009              :                           "numbers (for X,Y,Z) or 1 number valid for all components.", &
    2010              :                           n_var=-1, &
    2011              :                           default_i_vals=(/2, 2, 2/), &
    2012              :                           type_of_var=integer_t, &
    2013         9254 :                           repeats=.FALSE.)
    2014         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    2015         9254 :       CALL keyword_release(keyword)
    2016              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2017              :                           description="Append the cube files when they already exist", &
    2018              :                           default_l_val=.FALSE., &
    2019              :                           lone_keyword_l_val=.TRUE., &
    2020         9254 :                           repeats=.FALSE.)
    2021         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    2022         9254 :       CALL keyword_release(keyword)
    2023         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    2024         9254 :       CALL section_release(sub_print_key)
    2025              : 
    2026              :       CALL cp_print_key_section_create( &
    2027              :          sub_print_key, __LOCATION__, name="POLARISATION_POTENTIAL", &
    2028              :          description="Controls the printing of the cube files with the "// &
    2029              :          "polarisation potential $\phi^\text{pol}$ used by the SCCS model with the "// &
    2030              :          "total potential $\phi^\text{tot} = \phi^\text{sol} + \phi^\text{pol}$", &
    2031              :          print_level=debug_print_level, &
    2032              :          filename="", &
    2033              :          each_iter_names=s2a("QS_SCF"), &
    2034              :          each_iter_values=(/0/), &
    2035        37016 :          citations=(/Fattebert2002, Andreussi2012, Yin2017/))
    2036              :       CALL keyword_create(keyword, __LOCATION__, name="STRIDE", &
    2037              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    2038              :                           "(larger values result in smaller cube files). You can provide 3 "// &
    2039              :                           "numbers (for X,Y,Z) or 1 number valid for all components.", &
    2040              :                           n_var=-1, &
    2041              :                           default_i_vals=(/2, 2, 2/), &
    2042              :                           type_of_var=integer_t, &
    2043         9254 :                           repeats=.FALSE.)
    2044         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    2045         9254 :       CALL keyword_release(keyword)
    2046              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2047              :                           description="Append the cube files when they already exist", &
    2048              :                           default_l_val=.FALSE., &
    2049              :                           lone_keyword_l_val=.TRUE., &
    2050         9254 :                           repeats=.FALSE.)
    2051         9254 :       CALL section_add_keyword(sub_print_key, keyword)
    2052         9254 :       CALL keyword_release(keyword)
    2053         9254 :       CALL section_add_subsection(print_key, sub_print_key)
    2054         9254 :       CALL section_release(sub_print_key)
    2055              : 
    2056         9254 :       CALL section_add_subsection(section, print_key)
    2057         9254 :       CALL section_release(print_key)
    2058              : 
    2059         9254 :    END SUBROUTINE create_print_dft_section
    2060              : 
    2061              : ! **************************************************************************************************
    2062              : !> \brief ...
    2063              : !> \param section ...
    2064              : !> \author JGH
    2065              : ! **************************************************************************************************
    2066         9254 :    SUBROUTINE create_bandstructure_section(section)
    2067              :       TYPE(section_type), POINTER                        :: section
    2068              : 
    2069              :       TYPE(keyword_type), POINTER                        :: keyword
    2070              :       TYPE(section_type), POINTER                        :: subsection
    2071              : 
    2072         9254 :       CPASSERT(.NOT. ASSOCIATED(section))
    2073              :       CALL section_create(section, __LOCATION__, name="BAND_STRUCTURE", &
    2074              :                           description="Specifies the k-points used in band structure calculation.", &
    2075         9254 :                           n_keywords=0, n_subsections=0, repeats=.FALSE.)
    2076              : 
    2077         9254 :       NULLIFY (keyword)
    2078              :       CALL keyword_create(keyword, __LOCATION__, name="FILE_NAME", &
    2079              :                           description="File name used for band structure", &
    2080              :                           usage="FILE_NAME <filename>", default_c_val="", &
    2081         9254 :                           type_of_var=char_t, n_var=1)
    2082         9254 :       CALL section_add_keyword(section, keyword)
    2083         9254 :       CALL keyword_release(keyword)
    2084              : 
    2085              :       CALL keyword_create(keyword, __LOCATION__, name="ADDED_MOS", &
    2086              :                           variants=(/"ADDED_BANDS"/), &
    2087              :                           description="Number of MOs/Bands added to the Band Structure calculation.", &
    2088        18508 :                           default_i_val=0)
    2089         9254 :       CALL section_add_keyword(section, keyword)
    2090         9254 :       CALL keyword_release(keyword)
    2091              : 
    2092         9254 :       NULLIFY (subsection)
    2093         9254 :       CALL create_kpoint_set_section(subsection)
    2094         9254 :       CALL section_add_subsection(section, subsection)
    2095         9254 :       CALL section_release(subsection)
    2096              : 
    2097         9254 :    END SUBROUTINE create_bandstructure_section
    2098              : 
    2099              : ! **************************************************************************************************
    2100              : !> \brief creates the input section for dealing with homo lumos, including dumping cubes
    2101              : !> \param print_key ...
    2102              : ! **************************************************************************************************
    2103         9254 :    SUBROUTINE create_mo_cubes_section(print_key)
    2104              :       TYPE(section_type), POINTER                        :: print_key
    2105              : 
    2106              :       TYPE(keyword_type), POINTER                        :: keyword
    2107              : 
    2108         9254 :       NULLIFY (keyword)
    2109              : 
    2110              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "MO_CUBES", &
    2111              :                                        description="Controls the printing of the molecular orbitals (MOs) as cube files."// &
    2112              :                                        " It can be used during a Real Time calculation to print the MOs."// &
    2113              :                                        " In this case, the density corresponding to the time dependent MO is printed"// &
    2114              :                                        " instead of the wave-function.", &
    2115         9254 :                                        print_level=high_print_level, filename="")
    2116              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
    2117              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    2118              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    2119              :                           " 1 number valid for all components.", &
    2120         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    2121         9254 :       CALL section_add_keyword(print_key, keyword)
    2122         9254 :       CALL keyword_release(keyword)
    2123              : 
    2124              :       CALL keyword_create(keyword, __LOCATION__, name="write_cube", &
    2125              :                           description="If the MO cube file should be written. If false, the eigenvalues are still computed."// &
    2126              :                           " Can also be useful in combination with STM calculations", &
    2127         9254 :                           default_l_val=.TRUE., lone_keyword_l_val=.TRUE.)
    2128         9254 :       CALL section_add_keyword(print_key, keyword)
    2129         9254 :       CALL keyword_release(keyword)
    2130              : 
    2131              :       CALL keyword_create(keyword, __LOCATION__, name="nlumo", &
    2132              :                           description="If the printkey is activated controls the number of lumos"// &
    2133              :                           " that are printed and dumped as a cube (-1=all)", &
    2134         9254 :                           default_i_val=0)
    2135         9254 :       CALL section_add_keyword(print_key, keyword)
    2136         9254 :       CALL keyword_release(keyword)
    2137              :       CALL keyword_create( &
    2138              :          keyword, __LOCATION__, name="nhomo", &
    2139              :          description="If the printkey is activated controls the number of homos that dumped as a cube (-1=all),"// &
    2140              :          " eigenvalues are always all dumped", &
    2141         9254 :          default_i_val=1)
    2142         9254 :       CALL section_add_keyword(print_key, keyword)
    2143         9254 :       CALL keyword_release(keyword)
    2144              : 
    2145              :       CALL keyword_create( &
    2146              :          keyword, __LOCATION__, name="homo_list", &
    2147              :          description="If the printkey is activated controls the index of homos dumped as a cube,"// &
    2148              :          " eigenvalues are always all dumped. It overrides nhomo.", &
    2149              :          usage="HOMO_LIST {integer}  {integer} ..  {integer} ", type_of_var=integer_t, &
    2150         9254 :          n_var=-1, repeats=.TRUE.)
    2151         9254 :       CALL section_add_keyword(print_key, keyword)
    2152         9254 :       CALL keyword_release(keyword)
    2153              : 
    2154              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2155              :                           description="append the cube files when they already exist", &
    2156         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2157         9254 :       CALL section_add_keyword(print_key, keyword)
    2158         9254 :       CALL keyword_release(keyword)
    2159              : 
    2160         9254 :    END SUBROUTINE create_mo_cubes_section
    2161              : 
    2162              : ! **************************************************************************************************
    2163              : !> \brief ...
    2164              : !> \param print_key ...
    2165              : ! **************************************************************************************************
    2166         9254 :    SUBROUTINE create_dos_section(print_key)
    2167              : 
    2168              :       TYPE(section_type), POINTER                        :: print_key
    2169              : 
    2170              :       TYPE(keyword_type), POINTER                        :: keyword
    2171              : 
    2172         9254 :       NULLIFY (keyword)
    2173              : 
    2174              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "DOS", &
    2175              :                                        description="Print Density of States (DOS) (only available states from SCF)", &
    2176         9254 :                                        print_level=debug_print_level, common_iter_levels=1, filename="")
    2177              : 
    2178              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2179              :                           description="Append the DOS obtained at different iterations to the output file. "// &
    2180              :                           "By default the file is overwritten", &
    2181              :                           usage="APPEND", default_l_val=.FALSE., &
    2182         9254 :                           lone_keyword_l_val=.TRUE.)
    2183         9254 :       CALL section_add_keyword(print_key, keyword)
    2184         9254 :       CALL keyword_release(keyword)
    2185              : 
    2186              :       CALL keyword_create(keyword, __LOCATION__, name="DELTA_E", &
    2187              :                           description="Histogramm energy spacing.", &
    2188         9254 :                           usage="DELTA_E 0.0005", type_of_var=real_t, default_r_val=0.001_dp)
    2189         9254 :       CALL section_add_keyword(print_key, keyword)
    2190         9254 :       CALL keyword_release(keyword)
    2191              : 
    2192              :       CALL keyword_create(keyword, __LOCATION__, name="NDIGITS", &
    2193              :                           description="Specify the number of digits used to print density and occupation", &
    2194         9254 :                           default_i_val=4)
    2195         9254 :       CALL section_add_keyword(print_key, keyword)
    2196         9254 :       CALL keyword_release(keyword)
    2197              : 
    2198              :       CALL keyword_create(keyword, __LOCATION__, name="MP_GRID", &
    2199              :                           description="Specify a Monkhorst-Pack grid with which to compute the density of states. "// &
    2200              :                           "Works only for a k-point calculation", &
    2201              :                           usage="MP_GRID {integer} {integer} {integer}", default_i_vals=(/-1/), &
    2202         9254 :                           n_var=3, type_of_var=integer_t)
    2203         9254 :       CALL section_add_keyword(print_key, keyword)
    2204         9254 :       CALL keyword_release(keyword)
    2205              : 
    2206         9254 :    END SUBROUTINE create_dos_section
    2207              : 
    2208              : ! **************************************************************************************************
    2209              : !> \brief ...
    2210              : !> \param print_key ...
    2211              : ! **************************************************************************************************
    2212        37000 :    SUBROUTINE create_pdos_section(print_key)
    2213              : 
    2214              :       TYPE(section_type), POINTER                        :: print_key
    2215              : 
    2216              :       TYPE(keyword_type), POINTER                        :: keyword
    2217              :       TYPE(section_type), POINTER                        :: subsection
    2218              : 
    2219        37000 :       NULLIFY (subsection)
    2220        37000 :       NULLIFY (keyword)
    2221              : 
    2222              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "PDOS", &
    2223              :                                        description="Print out the DOS projected per kind and angular momentum  ", &
    2224        37000 :                                        print_level=debug_print_level, common_iter_levels=1, filename="")
    2225              :       CALL keyword_create(keyword, __LOCATION__, name="COMPONENTS", &
    2226              :                           description="Print out PDOS distinguishing all angular momentum components.", &
    2227              :                           usage="COMPONENTS", default_l_val=.FALSE., &
    2228        37000 :                           lone_keyword_l_val=.TRUE.)
    2229        37000 :       CALL section_add_keyword(print_key, keyword)
    2230        37000 :       CALL keyword_release(keyword)
    2231              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2232              :                           description="Append the PDOS obtained at different iterations to the PDOS output file. "// &
    2233              :                           "By default the file is overwritten", &
    2234              :                           usage="APPEND", default_l_val=.FALSE., &
    2235        37000 :                           lone_keyword_l_val=.TRUE.)
    2236        37000 :       CALL section_add_keyword(print_key, keyword)
    2237        37000 :       CALL keyword_release(keyword)
    2238              :       CALL keyword_create( &
    2239              :          keyword, __LOCATION__, name="NLUMO", &
    2240              :          description="Number of virtual orbitals to be added to the MO set (-1=all)."//newline// &
    2241              :          "CAUTION: Setting this value to be higher than the "// &
    2242              :          "number of states present may cause a Cholesky error."//newline// &
    2243              :          "This keyword only applies to MO sets, not to XAS_TDP states.", &
    2244        37000 :          usage="NLUMO integer", default_i_val=0)
    2245        37000 :       CALL section_add_keyword(print_key, keyword)
    2246        37000 :       CALL keyword_release(keyword)
    2247              :       CALL keyword_create(keyword, __LOCATION__, name="OUT_EACH_STATE", &
    2248              :                           variants=(/"OUT_EACH_MO"/), &
    2249              :                           description="Output on the status of the calculation every OUT_EACH_MO states. If -1 no output", &
    2250        74000 :                           usage="OUT_EACH_STATE integer", default_i_val=-1)
    2251        37000 :       CALL section_add_keyword(print_key, keyword)
    2252        37000 :       CALL keyword_release(keyword)
    2253              : 
    2254              :       CALL section_create(subsection, __LOCATION__, name="LDOS", &
    2255              :                           description="Controls the printing of local PDOS, projected on subsets"// &
    2256              :                           " of atoms given through lists", &
    2257        37000 :                           n_keywords=4, n_subsections=0, repeats=.TRUE.)
    2258              :       CALL keyword_create(keyword, __LOCATION__, name="COMPONENTS", &
    2259              :                           description="Print out PDOS distinguishing all angular momentum components.", &
    2260              :                           usage="COMPONENTS", default_l_val=.FALSE., &
    2261        37000 :                           lone_keyword_l_val=.TRUE.)
    2262        37000 :       CALL section_add_keyword(subsection, keyword)
    2263        37000 :       CALL keyword_release(keyword)
    2264              : 
    2265              :       CALL keyword_create(keyword, __LOCATION__, name="LIST", &
    2266              :                           description="Specifies a list of indexes of atoms where to project the DOS  ", &
    2267              :                           usage="LIST {integer}  {integer} ..  {integer} ", type_of_var=integer_t, &
    2268        37000 :                           n_var=-1, repeats=.TRUE.)
    2269        37000 :       CALL section_add_keyword(subsection, keyword)
    2270        37000 :       CALL keyword_release(keyword)
    2271              : 
    2272        37000 :       CALL section_add_subsection(print_key, subsection)
    2273        37000 :       CALL section_release(subsection)
    2274              : 
    2275              :       CALL section_create(subsection, __LOCATION__, name="R_LDOS", &
    2276              :                           description="Controls the printing of local PDOS, projected on 3D volume in real space,"// &
    2277              :                           " the volume is defined in terms of position with respect to atoms in the lists", &
    2278        37000 :                           n_keywords=4, n_subsections=0, repeats=.TRUE.)
    2279              : 
    2280              :       CALL keyword_create(keyword, __LOCATION__, name="LIST", &
    2281              :                           description="Specifies a list of indexes of atoms used to define the real space volume  ", &
    2282              :                           usage="LIST {integer}  {integer} ..  {integer} ", type_of_var=integer_t, &
    2283        37000 :                           n_var=-1, repeats=.TRUE.)
    2284        37000 :       CALL section_add_keyword(subsection, keyword)
    2285        37000 :       CALL keyword_release(keyword)
    2286              : 
    2287              :       CALL keyword_create(keyword, __LOCATION__, name="XRANGE", &
    2288              :                           description="range of positions in Cartesian direction x: all grid points within "// &
    2289              :                           "this range from at least one atom of the list are considered", &
    2290        37000 :                           usage="XRANGE -10.0 10.0", unit_str="angstrom", n_var=2, type_of_var=real_t)
    2291        37000 :       CALL section_add_keyword(subsection, keyword)
    2292        37000 :       CALL keyword_release(keyword)
    2293              :       CALL keyword_create(keyword, __LOCATION__, name="YRANGE", &
    2294              :                           description="range of positions in Cartesian direction y: all grid points within "// &
    2295              :                           "this range from at least one atom of the list are considered", &
    2296        37000 :                           usage="YRANGE -10.0 10.0", unit_str="angstrom", n_var=2, type_of_var=real_t)
    2297        37000 :       CALL section_add_keyword(subsection, keyword)
    2298        37000 :       CALL keyword_release(keyword)
    2299              :       CALL keyword_create(keyword, __LOCATION__, name="ZRANGE", &
    2300              :                           description="range of positions in Cartesian direction z: all grid points within "// &
    2301              :                           "this range from at least one atom of the list are considered", &
    2302        37000 :                           usage="ZRANGE -10.0 10.0", unit_str="angstrom", n_var=2, type_of_var=real_t)
    2303        37000 :       CALL section_add_keyword(subsection, keyword)
    2304        37000 :       CALL keyword_release(keyword)
    2305              : 
    2306              :       CALL keyword_create(keyword, __LOCATION__, name="ERANGE", &
    2307              :                           description="Only project states with the energy values in the given interval. "// &
    2308              :                           "Default is all states.", &
    2309        37000 :                           usage="ERANGE -1.0 1.0", unit_str="hartree", n_var=2, type_of_var=real_t)
    2310        37000 :       CALL section_add_keyword(subsection, keyword)
    2311        37000 :       CALL keyword_release(keyword)
    2312              : 
    2313        37000 :       CALL section_add_subsection(print_key, subsection)
    2314        37000 :       CALL section_release(subsection)
    2315              : 
    2316        37000 :    END SUBROUTINE create_pdos_section
    2317              : 
    2318              : ! **************************************************************************************************
    2319              : !> \brief ...
    2320              : !> \param print_key ...
    2321              : ! **************************************************************************************************
    2322         9254 :    SUBROUTINE create_wannier_section(print_key)
    2323              : 
    2324              :       TYPE(section_type), POINTER                        :: print_key
    2325              : 
    2326              :       TYPE(keyword_type), POINTER                        :: keyword
    2327              : 
    2328         9254 :       NULLIFY (keyword)
    2329              : 
    2330              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "WANNIER90", &
    2331              :                                        description="Interface to Wannier90 code. (EXPERIMENTAL)", &
    2332         9254 :                                        print_level=debug_print_level, common_iter_levels=1, filename="")
    2333              : 
    2334              :       CALL keyword_create(keyword, __LOCATION__, name="SEED_NAME", &
    2335              :                           description="The seedname for the Wannier90 calculation (body of filenames).", &
    2336              :                           usage="SEED_NAME  filename", default_c_val="wannier90", &
    2337         9254 :                           n_var=1, type_of_var=char_t)
    2338         9254 :       CALL section_add_keyword(print_key, keyword)
    2339         9254 :       CALL keyword_release(keyword)
    2340              : 
    2341              :       CALL keyword_create(keyword, __LOCATION__, name="MP_GRID", &
    2342              :                           description="The dimensions of the Monkhorst-Pack k-point grid. ", &
    2343         9254 :                           usage="MP_GRID 6 6 6", n_var=-1, default_i_vals=(/10, 10, 10/), type_of_var=integer_t)
    2344         9254 :       CALL section_add_keyword(print_key, keyword)
    2345         9254 :       CALL keyword_release(keyword)
    2346              : 
    2347              :       CALL keyword_create(keyword, __LOCATION__, name="ADDED_MOS", &
    2348              :                           variants=(/"ADDED_BANDS"/), &
    2349              :                           description="Number of MOs/Bands added to the Band Structure calculation.", &
    2350        18508 :                           default_i_val=0)
    2351         9254 :       CALL section_add_keyword(print_key, keyword)
    2352         9254 :       CALL keyword_release(keyword)
    2353              : 
    2354              :       CALL keyword_create(keyword, __LOCATION__, name="EXCLUDE_BANDS", &
    2355              :                           description="List of Bands excluded in the Wannier calculation.", &
    2356              :                           usage="EXCLUDE_BANDS b1 b2 ...", n_var=-1, repeats=.TRUE., &
    2357         9254 :                           type_of_var=integer_t)
    2358         9254 :       CALL section_add_keyword(print_key, keyword)
    2359         9254 :       CALL keyword_release(keyword)
    2360              : 
    2361              :       CALL keyword_create(keyword, __LOCATION__, name="WANNIER_FUNCTIONS", &
    2362              :                           description="Number of Wannier functions to be calculated. ", &
    2363              :                           usage="WANNIER_FUNCTIONS 6", n_var=1, default_i_val=0, &
    2364         9254 :                           repeats=.TRUE., type_of_var=integer_t)
    2365         9254 :       CALL section_add_keyword(print_key, keyword)
    2366         9254 :       CALL keyword_release(keyword)
    2367              : 
    2368         9254 :    END SUBROUTINE create_wannier_section
    2369              : 
    2370              : ! **************************************************************************************************
    2371              : !> \brief ...
    2372              : !> \param print_key ...
    2373              : ! **************************************************************************************************
    2374         9254 :    SUBROUTINE create_stm_section(print_key)
    2375              :       TYPE(section_type), POINTER                        :: print_key
    2376              : 
    2377              :       TYPE(keyword_type), POINTER                        :: keyword
    2378              : 
    2379         9254 :       NULLIFY (keyword)
    2380              : 
    2381              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "STM", &
    2382              :                                        description="Controls the printing of cubes for the generation of STM images.", &
    2383         9254 :                                        print_level=debug_print_level, filename="")
    2384              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
    2385              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    2386              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    2387              :                           " 1 number valid for all components.", &
    2388         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    2389         9254 :       CALL section_add_keyword(print_key, keyword)
    2390         9254 :       CALL keyword_release(keyword)
    2391              : 
    2392              :       CALL keyword_create(keyword, __LOCATION__, name="nlumo", &
    2393              :                           description="If the printkey is activated controls the number of additional lumos"// &
    2394              :                           " that are computed to be able to reproduce STM images obtained"// &
    2395              :                           "  from positive bias (imaging unoccupied states)", &
    2396         9254 :                           default_i_val=0)
    2397         9254 :       CALL section_add_keyword(print_key, keyword)
    2398         9254 :       CALL keyword_release(keyword)
    2399              : 
    2400              :       CALL keyword_create(keyword, __LOCATION__, name="BIAS", &
    2401              :                           description="Bias energy for scanning tunneling microscopy (STM) image generation. "// &
    2402              :                           "Orbital densities are summed according to the bias energy. "// &
    2403              :                           "For negative values, states in the range ]EF+bias,EF] are summed, "// &
    2404              :                           "While positive values sum states in the range [EF,EF+bias[. "// &
    2405              :                           "If positive biases are used, sufficiently many unoccupied stated "// &
    2406              :                           "(see ADDED_MOS and NLUMO ) should be computed.", &
    2407         9254 :                           n_var=-1, type_of_var=real_t, default_r_vals=(/0.0_dp/), unit_str='eV')
    2408         9254 :       CALL section_add_keyword(print_key, keyword)
    2409         9254 :       CALL keyword_release(keyword)
    2410              : 
    2411              :       CALL keyword_create(keyword, __LOCATION__, name="TH_TORB", &
    2412              :                           description="Tip orbital symmetry in Tersoff-Hamann approximation to compute STM images", &
    2413              :                           repeats=.TRUE., &
    2414              :                           default_i_val=orb_s, &
    2415              :                           usage="TH_TORB s dz2", &
    2416              :                           enum_c_vals=s2a("S", "PX", "PY", "PZ", "DXY", "DYZ", "DZX", "DX2", "DY2", "DZ2"), &
    2417              :                           enum_i_vals=(/orb_s, orb_px, orb_py, orb_pz, orb_dxy, orb_dyz, orb_dzx, orb_dx2, orb_dy2, orb_dz2/), &
    2418              :                           enum_desc=s2a("s orbital", "px orbital", "py orbital", "pz orbital", &
    2419         9254 :                                         "dxy orbital", "dyz orbital", "dzx orbital", "x^2 orbital", "y^2 orbital", "z^2 orbital"))
    2420         9254 :       CALL section_add_keyword(print_key, keyword)
    2421         9254 :       CALL keyword_release(keyword)
    2422              : 
    2423              :       CALL keyword_create(keyword, __LOCATION__, name="REF_ENERGY", &
    2424              :                           description="By default the reference energy is the Fermi energy. In order to compare"// &
    2425              :                           " with STS experiments, where specific energy ranges are addressed, here"// &
    2426              :                           "  one can set a different reference energy."// &
    2427              :                           " The energy range is anyway controlled by the BIAS", &
    2428         9254 :                           type_of_var=real_t, default_r_val=0.0_dp, unit_str='eV')
    2429         9254 :       CALL section_add_keyword(print_key, keyword)
    2430         9254 :       CALL keyword_release(keyword)
    2431              : 
    2432              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2433              :                           description="append the cube files when they already exist", &
    2434         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2435         9254 :       CALL section_add_keyword(print_key, keyword)
    2436         9254 :       CALL keyword_release(keyword)
    2437              : 
    2438         9254 :    END SUBROUTINE create_stm_section
    2439              : 
    2440              : ! **************************************************************************************************
    2441              : !> \brief ...
    2442              : !> \param section ...
    2443              : ! **************************************************************************************************
    2444         9254 :    SUBROUTINE create_wfn_mix_section(section)
    2445              : 
    2446              :       TYPE(section_type), POINTER                        :: section
    2447              : 
    2448              :       TYPE(keyword_type), POINTER                        :: keyword
    2449              :       TYPE(section_type), POINTER                        :: subsection
    2450              : 
    2451         9254 :       NULLIFY (subsection)
    2452         9254 :       NULLIFY (keyword)
    2453              : 
    2454         9254 :       CPASSERT(.NOT. ASSOCIATED(section))
    2455              : 
    2456              :       CALL section_create(section, __LOCATION__, name="WFN_MIX", &
    2457              :                           description="A section that allows manipulation of the MO coeffs, "// &
    2458              :                           "e.g. for changing a ground state into an excited state. "// &
    2459              :                           "Starting from a copy of the original MOs, changes can be made "// &
    2460              :                           "by adding linear combinations of HOMO/LUMO of the original MOs to the result MOs. "// &
    2461              :                           "This method is called after an SCF optimization or before an RTP run if "// &
    2462              :                           "INITIAL_WFN=RESTART_WFN. Note that if called after an SCF optimization, a restart file "// &
    2463              :                           "with the mixed MOs is saved. This is not the case for an RTP with "// &
    2464              :                           "INITIAL_WFN=RESTART_WFN.", &
    2465         9254 :                           n_keywords=1, n_subsections=0, repeats=.FALSE.)
    2466              : 
    2467              :       CALL keyword_create(keyword, __LOCATION__, name="OVERWRITE_MOS", &
    2468              :                         description="If set to True, the active molecular orbitals in memory will be replaced by the mixed wfn "// &
    2469              :                         "at the end of the wfn mixing procedure. For instance, you can then use this new set of MOs to perform "// &
    2470              :                      "RTP or EMD directly. Note that in the case of an RTP run with INITIAL_WFN=RESTART_WFN, the OVERWRITE_MOS "// &
    2471              :                           "keyword is not used.", &
    2472         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2473         9254 :       CALL section_add_keyword(section, keyword)
    2474         9254 :       CALL keyword_release(keyword)
    2475              : 
    2476              :       CALL section_create(subsection, __LOCATION__, name="UPDATE", &
    2477              :                           description="Update a result MO with with a linear combination of original MOs."// &
    2478              :                           " This section can be repeated to build arbitrary linear combinations using repeatedly y=a*y+b*x. "// &
    2479              :                           "RESULT is (y), RESULT_SCALE is (a), ORIG is (x), ORIG_SCALE is (b)", &
    2480         9254 :                           n_keywords=1, n_subsections=0, repeats=.TRUE.)
    2481              : 
    2482              :       CALL keyword_create(keyword, __LOCATION__, name="RESULT_MO_INDEX", &
    2483              :                           description="Index of the MO (y) to be modified. Counting down in energy: "// &
    2484              :                           "set to 1 for the highest MO, to 3 for the highest MO-2.", &
    2485         9254 :                           usage="RESULT_MO_INDEX 1", type_of_var=integer_t, default_i_val=0)
    2486         9254 :       CALL section_add_keyword(subsection, keyword)
    2487         9254 :       CALL keyword_release(keyword)
    2488              : 
    2489              :       CALL keyword_create(keyword, __LOCATION__, name="RESULT_MARKED_STATE", &
    2490              :                           description="Specifies the MO according to "// &
    2491              :                           "the marks set in MOLECULAR_STATES. The value corresponds to the repetition "// &
    2492              :                           "of MARK_STATES in MOLECULAR_STATES", &
    2493         9254 :                           usage="RESULT_MARKED_STATE 1", type_of_var=integer_t, default_i_val=0)
    2494         9254 :       CALL section_add_keyword(subsection, keyword)
    2495         9254 :       CALL keyword_release(keyword)
    2496              : 
    2497              :       CALL keyword_create(keyword, __LOCATION__, name="REVERSE_MO_INDEX", &
    2498              :                           description="Reverses the index order of the OCCUPIED and EXTERNAL MOs. With this keyword "// &
    2499              :                           "ORIG_MO_INDEX/RESULT_MO_INDEX 1 point to the lowest energy MO (instead of the highest) "// &
    2500              :                           "and counts up in energy. The VIRTUAL MOs indexing is unchanged.", &
    2501         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2502         9254 :       CALL section_add_keyword(subsection, keyword)
    2503         9254 :       CALL keyword_release(keyword)
    2504              : 
    2505              :       CALL keyword_create(keyword, __LOCATION__, name="RESULT_SPIN_INDEX", &
    2506              :                           description="Spin of the MO (y) to be modified.", &
    2507              :                           enum_c_vals=s2a("Alpha", "Beta"), &
    2508              :                           enum_i_vals=(/1, 2/), & ! direct index in array
    2509              :                           default_i_val=1, &
    2510         9254 :                           enum_desc=s2a("Majority spin", "Minority spin"))
    2511         9254 :       CALL section_add_keyword(subsection, keyword)
    2512         9254 :       CALL keyword_release(keyword)
    2513              : 
    2514              :       CALL keyword_create(keyword, __LOCATION__, name="RESULT_SCALE", &
    2515              :                           description="Scaling factor of the result variable (a).", &
    2516         9254 :                           usage="RESULT_SCALE 0.0", type_of_var=real_t)
    2517         9254 :       CALL section_add_keyword(subsection, keyword)
    2518         9254 :       CALL keyword_release(keyword)
    2519              : 
    2520              :       CALL keyword_create(keyword, __LOCATION__, name="ORIG_MO_INDEX", &
    2521              :                           description="Index of the original MO (x). "// &
    2522              :                           "If ORIG_TYPE is OCCUPIED, it counts down in energy: set to 1 to point to "// &
    2523              :                           "the highest MO and to 3 for the highest MO-2. "// &
    2524              :                           "If ORIG_TYPE is VIRTUAL, it counts up in energy: set to 1 to point to "// &
    2525              :                           "the lowest virtual MO and to 3 for the lowest MO+2. "// &
    2526              :                           "If ORIG_TYPE is EXTERNAL, it counts down in energy for the external "// &
    2527              :                           "set of MOs: set to 1 to point to the highest MO and to 3 for the highest MO-2. "// &
    2528              :                           "Do not set to zero or negative values.", &
    2529         9254 :                           usage="ORIG_MO_INDEX 1", type_of_var=integer_t, default_i_val=0)
    2530         9254 :       CALL section_add_keyword(subsection, keyword)
    2531         9254 :       CALL keyword_release(keyword)
    2532              : 
    2533              :       CALL keyword_create(keyword, __LOCATION__, name="ORIG_MARKED_STATE", &
    2534              :                           description="Specifies the MO according to "// &
    2535              :                           "the marks set in MOLECULAR_STATES. The value corresponds to the repetition "// &
    2536              :                           "of MARK_STATES in MOLECULAR_STATES", &
    2537         9254 :                           usage="ORIG_MARKED_STATE 1", type_of_var=integer_t, default_i_val=0)
    2538         9254 :       CALL section_add_keyword(subsection, keyword)
    2539         9254 :       CALL keyword_release(keyword)
    2540              : 
    2541              :       CALL keyword_create(keyword, __LOCATION__, name="ORIG_SPIN_INDEX", &
    2542              :                           description="Spin of the MO (x) to be modified.", &
    2543              :                           enum_c_vals=s2a("Alpha", "Beta"), &
    2544              :                           enum_i_vals=(/1, 2/), & ! direct index in array
    2545              :                           default_i_val=1, &
    2546         9254 :                           enum_desc=s2a("Majority spin", "Minority spin"))
    2547         9254 :       CALL section_add_keyword(subsection, keyword)
    2548         9254 :       CALL keyword_release(keyword)
    2549              : 
    2550              :       CALL keyword_create(keyword, __LOCATION__, name="ORIG_SCALE", &
    2551              :                           description="Scaling factor of the original variable (b).", &
    2552         9254 :                           usage="ORIG_SCALE 0.0", type_of_var=real_t)
    2553         9254 :       CALL section_add_keyword(subsection, keyword)
    2554         9254 :       CALL keyword_release(keyword)
    2555              : 
    2556              :       CALL keyword_create(keyword, __LOCATION__, name="ORIG_TYPE", &
    2557              :                           description="Type of the original MO. Note that if ADDED_MOS was used in the "// &
    2558              :                           "SCF construction of the MO matrix, these extra MOs are also treated as OCCUPIED. ", &
    2559              :                           enum_c_vals=s2a("OCCUPIED", "VIRTUAL", 'EXTERNAL'), &
    2560              :                           usage="ORIG_TYPE OCCUPIED", &
    2561              :                           default_i_val=wfn_mix_orig_occ, &
    2562              :                           enum_desc=s2a("The original MO is the result of the SCF procedure. This can also contain "// &
    2563              :                                         "unoccupied MOs if the SCF%ADDED_MOS keyword was used.", &
    2564              :                                         "The original MO is taken from the result of additional MOs calculated a "// &
    2565              :                                         "posteriori of the SCF by request of the user. E.g. by specifying print%mo_cubes%nlumo. ", &
    2566              :                                         "The orginal MO is from an external .wfn file. Use the keyword "// &
    2567              :                                         "ORIG_EXT_FILE_NAME to define its name."), &
    2568         9254 :                           enum_i_vals=(/wfn_mix_orig_occ, wfn_mix_orig_virtual, wfn_mix_orig_external/))
    2569         9254 :       CALL section_add_keyword(subsection, keyword)
    2570         9254 :       CALL keyword_release(keyword)
    2571              : 
    2572              :       CALL keyword_create(keyword, __LOCATION__, name="ORIG_EXT_FILE_NAME", &
    2573              :                           description="Name of the wavefunction file to read the original MO from. "// &
    2574              :                           "For instance, a restart wfn file from SCF calculation or an excited state from XAS_TDP calculation. "// &
    2575              :                           "If no file is specified, the run will crash. "// &
    2576              :                           "Currently, a RTP restart file (.rtpwfn) cannot be used as reference. "// &
    2577              :                           "Currently, this file SHALL have the basis set, number of MO and the same number of spin as the one "// &
    2578              :                           "from the SCF cycle.", &
    2579              :                           usage="ORIG_EXT_FILE_NAME <FILENAME>", &
    2580         9254 :                           default_lc_val="EMPTY")
    2581         9254 :       CALL section_add_keyword(subsection, keyword)
    2582         9254 :       CALL keyword_release(keyword)
    2583              : 
    2584         9254 :       CALL section_add_subsection(section, subsection)
    2585         9254 :       CALL section_release(subsection)
    2586              : 
    2587         9254 :    END SUBROUTINE create_wfn_mix_section
    2588              : 
    2589              : ! **************************************************************************************************
    2590              : !> \brief Creates the section for cube files related to the implicit Poisson solver.
    2591              : !> \param section the section to be created
    2592              : !> \par History
    2593              : !>      03.2016 refactored from create_print_dft_section [Hossein Bani-Hashemian]
    2594              : !> \author Mohammad Hossein Bani-Hashemian
    2595              : ! **************************************************************************************************
    2596         9254 :    SUBROUTINE create_implicit_psolver_section(section)
    2597              :       TYPE(section_type), POINTER                        :: section
    2598              : 
    2599              :       TYPE(keyword_type), POINTER                        :: keyword
    2600              :       TYPE(section_type), POINTER                        :: print_key
    2601              : 
    2602         9254 :       CPASSERT(.NOT. ASSOCIATED(section))
    2603              :       CALL section_create(section, __LOCATION__, name="IMPLICIT_PSOLVER", &
    2604              :                           description="Controls printing of cube files for data from the implicit "// &
    2605              :                           "(generalized) Poisson solver.", &
    2606              :                           citations=(/BaniHashemian2016/), &
    2607        18508 :                           n_keywords=0, n_subsections=3, repeats=.FALSE.)
    2608              : 
    2609         9254 :       NULLIFY (keyword, print_key)
    2610              : 
    2611              :       ! dielectric constant function
    2612              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "DIELECTRIC_CUBE", &
    2613              :                                        description="Controls the printing of a cube file with dielectric constant from "// &
    2614              :                                        "the implicit (generalized) Poisson solver.", &
    2615         9254 :                                        print_level=high_print_level, filename="")
    2616              : 
    2617              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
    2618              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    2619              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    2620              :                           " 1 number valid for all components.", &
    2621         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    2622         9254 :       CALL section_add_keyword(print_key, keyword)
    2623         9254 :       CALL keyword_release(keyword)
    2624              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2625              :                           description="append the cube files when they already exist", &
    2626         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2627         9254 :       CALL section_add_keyword(print_key, keyword)
    2628         9254 :       CALL keyword_release(keyword)
    2629              : 
    2630         9254 :       CALL section_add_subsection(section, print_key)
    2631         9254 :       CALL section_release(print_key)
    2632              : 
    2633              :       ! dirichlet type constraints
    2634              :       CALL cp_print_key_section_create( &
    2635              :          print_key, __LOCATION__, "DIRICHLET_BC_CUBE", &
    2636              :          description="Controls the printing of cube files with unit step functions (constraints)"// &
    2637              :          " representing Dirichlet-type (boundary) regions defined in the implicit (generalized) Poisson"// &
    2638              :          " solver section. The regions remain unchanged throughout the calculations. If the Dirichlet"// &
    2639              :          " regions are relatively large and/or the number of partitions is quite high, in order to save memory,"// &
    2640              :          " generate the cube files in early steps and perform the rest of the calculations with this keyword"// &
    2641              :          " switched off.", &
    2642         9254 :          print_level=high_print_level, filename="")
    2643              : 
    2644              :       CALL keyword_create(keyword, __LOCATION__, name="TILE_CUBES", &
    2645              :                           description="Print tiles that tessellate the Dirichlet regions into cube files. If TRUE, "// &
    2646              :                           "generates cube files as many as the total number of tiles.", &
    2647              :                           usage="TILE_CUBES <logical>", &
    2648         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2649         9254 :       CALL section_add_keyword(print_key, keyword)
    2650         9254 :       CALL keyword_release(keyword)
    2651              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
    2652              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    2653              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    2654              :                           " 1 number valid for all components.", &
    2655         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    2656         9254 :       CALL section_add_keyword(print_key, keyword)
    2657         9254 :       CALL keyword_release(keyword)
    2658              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2659              :                           description="append the cube files when they already exist", &
    2660         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2661         9254 :       CALL section_add_keyword(print_key, keyword)
    2662         9254 :       CALL keyword_release(keyword)
    2663              : 
    2664         9254 :       CALL section_add_subsection(section, print_key)
    2665         9254 :       CALL section_release(print_key)
    2666              : 
    2667              :       ! charge introduced by Lagrange multipliers
    2668              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "DIRICHLET_CSTR_CHARGE_CUBE", &
    2669              :                                        description="Controls the printing of cube files with penalty charges induced to "// &
    2670              :                                        "Dirichlet regions by Lagrange multipliers (implicit Poisson solver).", &
    2671         9254 :                                        print_level=high_print_level, filename="")
    2672              : 
    2673              :       CALL keyword_create(keyword, __LOCATION__, name="stride", &
    2674              :                           description="The stride (X,Y,Z) used to write the cube file "// &
    2675              :                           "(larger values result in smaller cube files). You can provide 3 numbers (for X,Y,Z) or"// &
    2676              :                           " 1 number valid for all components.", &
    2677         9254 :                           usage="STRIDE 2 2 2", n_var=-1, default_i_vals=(/2, 2, 2/), type_of_var=integer_t)
    2678         9254 :       CALL section_add_keyword(print_key, keyword)
    2679         9254 :       CALL keyword_release(keyword)
    2680              :       CALL keyword_create(keyword, __LOCATION__, name="APPEND", &
    2681              :                           description="append the cube files when they already exist", &
    2682         9254 :                           default_l_val=.FALSE., lone_keyword_l_val=.TRUE.)
    2683         9254 :       CALL section_add_keyword(print_key, keyword)
    2684         9254 :       CALL keyword_release(keyword)
    2685              : 
    2686         9254 :       CALL section_add_subsection(section, print_key)
    2687         9254 :       CALL section_release(print_key)
    2688              : 
    2689         9254 :    END SUBROUTINE create_implicit_psolver_section
    2690              : 
    2691              : ! **************************************************************************************************
    2692              : !> \brief creates the interpolation section for the periodic QM/MM
    2693              : !> \param section ...
    2694              : !> \author tlaino
    2695              : ! **************************************************************************************************
    2696         9254 :    SUBROUTINE create_gspace_interp_section(section)
    2697              :       TYPE(section_type), POINTER                        :: section
    2698              : 
    2699              :       TYPE(keyword_type), POINTER                        :: keyword
    2700              :       TYPE(section_type), POINTER                        :: print_key
    2701              : 
    2702         9254 :       CPASSERT(.NOT. ASSOCIATED(section))
    2703              :       CALL section_create(section, __LOCATION__, name="interpolator", &
    2704              :                           description="controls the interpolation for the G-space term", &
    2705         9254 :                           n_keywords=5, n_subsections=0, repeats=.FALSE.)
    2706              : 
    2707         9254 :       NULLIFY (keyword, print_key)
    2708              : 
    2709              :       CALL keyword_create(keyword, __LOCATION__, name="aint_precond", &
    2710              :                           description="the approximate inverse to use to get the starting point"// &
    2711              :                           " for the linear solver of the spline3 methods", &
    2712              :                           usage="aint_precond copy", &
    2713              :                           default_i_val=precond_spl3_aint, &
    2714              :                           enum_c_vals=s2a("copy", "spl3_nopbc_aint1", "spl3_nopbc_precond1", &
    2715              :                                           "spl3_nopbc_aint2", "spl3_nopbc_precond2", "spl3_nopbc_precond3"), &
    2716              :                           enum_i_vals=(/no_precond, precond_spl3_aint, precond_spl3_1, &
    2717         9254 :                                         precond_spl3_aint2, precond_spl3_2, precond_spl3_3/))
    2718         9254 :       CALL section_add_keyword(section, keyword)
    2719         9254 :       CALL keyword_release(keyword)
    2720              : 
    2721              :       CALL keyword_create(keyword, __LOCATION__, name="precond", &
    2722              :                           description="The preconditioner used"// &
    2723              :                           " for the linear solver of the spline3 methods", &
    2724              :                           usage="precond copy", &
    2725              :                           default_i_val=precond_spl3_3, &
    2726              :                           enum_c_vals=s2a("copy", "spl3_nopbc_aint1", "spl3_nopbc_precond1", &
    2727              :                                           "spl3_nopbc_aint2", "spl3_nopbc_precond2", "spl3_nopbc_precond3"), &
    2728              :                           enum_i_vals=(/no_precond, precond_spl3_aint, precond_spl3_1, &
    2729         9254 :                                         precond_spl3_aint2, precond_spl3_2, precond_spl3_3/))
    2730         9254 :       CALL section_add_keyword(section, keyword)
    2731         9254 :       CALL keyword_release(keyword)
    2732              : 
    2733              :       CALL keyword_create(keyword, __LOCATION__, name="eps_x", &
    2734              :                           description="accuracy on the solution for spline3 the interpolators", &
    2735         9254 :                           usage="eps_x 1.e-15", default_r_val=1.e-10_dp)
    2736         9254 :       CALL section_add_keyword(section, keyword)
    2737         9254 :       CALL keyword_release(keyword)
    2738              : 
    2739              :       CALL keyword_create(keyword, __LOCATION__, name="eps_r", &
    2740              :                           description="accuracy on the residual for spline3 the interpolators", &
    2741         9254 :                           usage="eps_r 1.e-15", default_r_val=1.e-10_dp)
    2742         9254 :       CALL section_add_keyword(section, keyword)
    2743         9254 :       CALL keyword_release(keyword)
    2744              : 
    2745              :       CALL keyword_create(keyword, __LOCATION__, name="max_iter", &
    2746              :                           variants=(/'maxiter'/), &
    2747              :                           description="the maximum number of iterations", &
    2748        18508 :                           usage="max_iter 200", default_i_val=100)
    2749         9254 :       CALL section_add_keyword(section, keyword)
    2750         9254 :       CALL keyword_release(keyword)
    2751              : 
    2752         9254 :       NULLIFY (print_key)
    2753              :       CALL cp_print_key_section_create(print_key, __LOCATION__, "conv_info", &
    2754              :                                        description="if convergence information about the linear solver"// &
    2755              :                                        " of the spline methods should be printed", &
    2756              :                                        print_level=medium_print_level, each_iter_names=s2a("SPLINE_FIND_COEFFS"), &
    2757              :                                        each_iter_values=(/10/), filename="__STD_OUT__", &
    2758         9254 :                                        add_last=add_last_numeric)
    2759         9254 :       CALL section_add_subsection(section, print_key)
    2760         9254 :       CALL section_release(print_key)
    2761              : 
    2762         9254 :    END SUBROUTINE create_gspace_interp_section
    2763              : 
    2764              : END MODULE input_cp2k_print_dft
        

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