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qp2/doc/_sources/modules/density_for_dft.rst.txt
2019-01-25 14:17:34 +01:00

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.. _module_density_for_dft:
.. program:: density_for_dft
.. default-role:: option
===============
density_for_dft
===============
This module defines the *provider* of the density used for the DFT related calculations.
This definition is done through the keyword :option:`density_for_dft density_for_dft`.
The density can be:
* WFT : the density is computed with a potentially multi determinant wave function (see variables `psi_det` and `psi_det`)# input_density : the density is set to a density previously stored in the |EZFIO| folder (see ``aux_quantities``)
* damping_rs_dft : the density is damped between the input_density and the WFT density, with a damping factor of :option:`density_for_dft damping_for_rs_dft`
EZFIO parameters
----------------
.. option:: density_for_dft
Type of density used for DFT calculation. If set to WFT , it uses the density of the wave function stored in (psi_det,psi_coef). If set to input_density it uses the one-body dm stored in aux_quantities/ . If set to damping_rs_dft it uses the damped density between WFT and input_density. In the ks_scf and rs_ks_scf programs, it is set to WFT.
Default: WFT
.. option:: damping_for_rs_dft
damping factor for the density used in RSFT.
Default: 0.5
Providers
---------
.. c:var:: one_body_dm_mo_alpha_one_det
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_body_dm_mo_alpha_one_det (mo_num,mo_num,N_states)
double precision, allocatable :: one_body_dm_mo_beta_one_det (mo_num,mo_num,N_states)
One body density matrix on the |MO| basis for a single determinant
Needs:
.. hlist::
:columns: 3
* :c:data:`elec_alpha_num`
* :c:data:`elec_beta_num`
* :c:data:`mo_num`
* :c:data:`n_states`
Needed by:
.. hlist::
:columns: 3
* :c:data:`one_e_dm_mo_alpha_for_dft`
* :c:data:`one_e_dm_mo_beta_for_dft`
.. c:var:: one_body_dm_mo_beta_one_det
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_body_dm_mo_alpha_one_det (mo_num,mo_num,N_states)
double precision, allocatable :: one_body_dm_mo_beta_one_det (mo_num,mo_num,N_states)
One body density matrix on the |MO| basis for a single determinant
Needs:
.. hlist::
:columns: 3
* :c:data:`elec_alpha_num`
* :c:data:`elec_beta_num`
* :c:data:`mo_num`
* :c:data:`n_states`
Needed by:
.. hlist::
:columns: 3
* :c:data:`one_e_dm_mo_alpha_for_dft`
* :c:data:`one_e_dm_mo_beta_for_dft`
.. c:var:: one_e_dm_alpha_ao_for_dft
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_e_dm_alpha_ao_for_dft (ao_num,ao_num,N_states)
double precision, allocatable :: one_e_dm_beta_ao_for_dft (ao_num,ao_num,N_states)
one body density matrix on the AO basis based on one_e_dm_mo_alpha_for_dft
Needs:
.. hlist::
:columns: 3
* :c:data:`ao_num`
* :c:data:`mo_coef`
* :c:data:`mo_num`
* :c:data:`n_states`
* :c:data:`one_e_dm_mo_alpha_for_dft`
* :c:data:`one_e_dm_mo_beta_for_dft`
Needed by:
.. hlist::
:columns: 3
* :c:data:`one_e_dm_alpha_at_r`
* :c:data:`one_e_dm_alpha_in_r`
* :c:data:`one_e_dm_and_grad_alpha_in_r`
.. c:var:: one_e_dm_average_mo_for_dft
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_e_dm_average_mo_for_dft (mo_num,mo_num)
Needs:
.. hlist::
:columns: 3
* :c:data:`mo_num`
* :c:data:`n_states`
* :c:data:`one_e_dm_mo_for_dft`
* :c:data:`state_average_weight`
Needed by:
.. hlist::
:columns: 3
* :c:data:`short_range_hartree_operator`
.. c:var:: one_e_dm_beta_ao_for_dft
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_e_dm_alpha_ao_for_dft (ao_num,ao_num,N_states)
double precision, allocatable :: one_e_dm_beta_ao_for_dft (ao_num,ao_num,N_states)
one body density matrix on the AO basis based on one_e_dm_mo_alpha_for_dft
Needs:
.. hlist::
:columns: 3
* :c:data:`ao_num`
* :c:data:`mo_coef`
* :c:data:`mo_num`
* :c:data:`n_states`
* :c:data:`one_e_dm_mo_alpha_for_dft`
* :c:data:`one_e_dm_mo_beta_for_dft`
Needed by:
.. hlist::
:columns: 3
* :c:data:`one_e_dm_alpha_at_r`
* :c:data:`one_e_dm_alpha_in_r`
* :c:data:`one_e_dm_and_grad_alpha_in_r`
.. c:var:: one_e_dm_mo_alpha_for_dft
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_e_dm_mo_alpha_for_dft (mo_num,mo_num,N_states)
density matrix for alpha electrons in the MO basis used for all DFT calculations based on the density
Needs:
.. hlist::
:columns: 3
* :c:data:`damping_for_rs_dft`
* :c:data:`data_one_e_dm_alpha_mo`
* :c:data:`density_for_dft`
* :c:data:`mo_coef`
* :c:data:`mo_num`
* :c:data:`n_states`
* :c:data:`one_body_dm_mo_alpha_one_det`
* :c:data:`one_e_dm_mo_alpha`
Needed by:
.. hlist::
:columns: 3
* :c:data:`one_e_dm_alpha_ao_for_dft`
* :c:data:`one_e_dm_mo_for_dft`
* :c:data:`psi_dft_energy_kinetic`
* :c:data:`trace_v_xc`
.. c:var:: one_e_dm_mo_beta_for_dft
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_e_dm_mo_beta_for_dft (mo_num,mo_num,N_states)
density matrix for beta electrons in the MO basis used for all DFT calculations based on the density
Needs:
.. hlist::
:columns: 3
* :c:data:`damping_for_rs_dft`
* :c:data:`data_one_e_dm_beta_mo`
* :c:data:`density_for_dft`
* :c:data:`mo_coef`
* :c:data:`mo_num`
* :c:data:`n_states`
* :c:data:`one_body_dm_mo_alpha_one_det`
* :c:data:`one_e_dm_mo_alpha`
Needed by:
.. hlist::
:columns: 3
* :c:data:`one_e_dm_alpha_ao_for_dft`
* :c:data:`one_e_dm_mo_for_dft`
* :c:data:`psi_dft_energy_kinetic`
* :c:data:`trace_v_xc`
.. c:var:: one_e_dm_mo_for_dft
File : :file:`density_for_dft/density_for_dft.irp.f`
.. code:: fortran
double precision, allocatable :: one_e_dm_mo_for_dft (mo_num,mo_num,N_states)
Needs:
.. hlist::
:columns: 3
* :c:data:`mo_num`
* :c:data:`n_states`
* :c:data:`one_e_dm_mo_alpha_for_dft`
* :c:data:`one_e_dm_mo_beta_for_dft`
Needed by:
.. hlist::
:columns: 3
* :c:data:`one_e_dm_average_mo_for_dft`
* :c:data:`short_range_hartree_operator`