9
1
mirror of https://github.com/QuantumPackage/qp2.git synced 2024-12-01 17:38:24 +01:00
qp2/src/kohn_sham_rs/rs_ks_energy.irp.f

44 lines
1.8 KiB
Fortran
Raw Normal View History

2019-01-25 11:39:31 +01:00
BEGIN_PROVIDER [ double precision, RS_KS_energy ]
&BEGIN_PROVIDER [ double precision, two_e_energy]
&BEGIN_PROVIDER [ double precision, one_e_energy]
&BEGIN_PROVIDER [ double precision, Fock_matrix_energy]
&BEGIN_PROVIDER [ double precision, trace_potential_xc ]
implicit none
BEGIN_DOC
! Range-separated Kohn-Sham energy containing the nuclear repulsion energy, and the various components of this quantity.
END_DOC
RS_KS_energy = nuclear_repulsion
integer :: i,j
double precision :: accu_mono,accu_fock
one_e_energy = 0.d0
two_e_energy = 0.d0
Fock_matrix_energy = 0.d0
trace_potential_xc = 0.d0
do j=1,ao_num
do i=1,ao_num
Fock_matrix_energy += Fock_matrix_ao_alpha(i,j) * SCF_density_matrix_ao_alpha(i,j) + &
Fock_matrix_ao_beta(i,j) * SCF_density_matrix_ao_beta(i,j)
two_e_energy += 0.5d0 * ( ao_two_e_integral_alpha(i,j) * SCF_density_matrix_ao_alpha(i,j) &
+ao_two_e_integral_beta(i,j) * SCF_density_matrix_ao_beta(i,j) )
one_e_energy += ao_one_e_integrals(i,j) * (SCF_density_matrix_ao_alpha(i,j) + SCF_density_matrix_ao_beta (i,j) )
trace_potential_xc += ao_potential_alpha_xc(i,j) * SCF_density_matrix_ao_alpha(i,j) + ao_potential_beta_xc(i,j) * SCF_density_matrix_ao_beta (i,j)
enddo
enddo
RS_KS_energy += e_exchange_dft + e_correlation_dft + one_e_energy + two_e_energy
END_PROVIDER
BEGIN_PROVIDER [double precision, extra_e_contrib_density]
implicit none
BEGIN_DOC
! Extra contribution to the SCF energy coming from the density.
!
! For a Hartree-Fock calculation: extra_e_contrib_density = 0
!
! For a Kohn-Sham or Range-separated Kohn-Sham: the exchange/correlation - 1/2 trace of the V_xc potential
END_DOC
Develop (#15) * fixed laplacian of aos * corrected the laplacians of aos * added dft_one_e * added new feature for new dft functionals * changed the configure to add new functionals * changed the configure * added dft_one_e/README.rst * added README.rst in new_functionals * added source/programmers_guide/new_ks.rst * Thesis Yann * Added gmp installation in configure * improved qp_e_conv_fci * Doc * Typos * Added variance_max * Fixed completion in qp_create * modif TODO * fixed DFT potential for n_states gt 1 * improved pot pbe * trying to improve sr PBE * fixed potential pbe * fixed the vxc smashed for pbe sr and normal * Comments in selection * bug fixed by peter * Fixed bug with zero beta electrons * Update README.rst * Update e_xc_new_func.irp.f * Update links.rst * Update quickstart.rst * Update quickstart.rst * updated cipsi * Fixed energies of non-expected s2 (#9) * Moved diag_algorithm in Davdison * Add print_ci_vector in tools (#11) * Fixed energies of non-expected s2 * Moved diag_algorithm in Davdison * Fixed travis * Added print_ci_vector * Documentation * Cleaned qp_set_mo_class.ml * Removed Core in taskserver * Merge develop-toto and manus (#12) * Fixed energies of non-expected s2 * Moved diag_algorithm in Davdison * Fixed travis * Added print_ci_vector * Documentation * Cleaned qp_set_mo_class.ml * Removed Core in taskserver * Frozen core for heavy atoms * Improved molden module * In sync with manus * Fixed some of the documentation errors * Develop toto (#13) * Fixed energies of non-expected s2 * Moved diag_algorithm in Davdison * Fixed travis * Added print_ci_vector * Documentation * Cleaned qp_set_mo_class.ml * Removed Core in taskserver * Frozen core for heavy atoms * Improved molden module * In sync with manus * Fixed some of the documentation errors * Develop manus (#14) * modified printing for rpt2 * Comment * Fixed plugins * Scripting for functionals * Documentation * Develop (#10) * fixed laplacian of aos * corrected the laplacians of aos * added dft_one_e * added new feature for new dft functionals * changed the configure to add new functionals * changed the configure * added dft_one_e/README.rst * added README.rst in new_functionals * added source/programmers_guide/new_ks.rst * Thesis Yann * Added gmp installation in configure * improved qp_e_conv_fci * Doc * Typos * Added variance_max * Fixed completion in qp_create * modif TODO * fixed DFT potential for n_states gt 1 * improved pot pbe * trying to improve sr PBE * fixed potential pbe * fixed the vxc smashed for pbe sr and normal * Comments in selection * bug fixed by peter * Fixed bug with zero beta electrons * Update README.rst * Update e_xc_new_func.irp.f * Update links.rst * Update quickstart.rst * Update quickstart.rst * updated cipsi * Fixed energies of non-expected s2 (#9) * Moved diag_algorithm in Davdison * some modifs * modified gfortran_debug.cfg * fixed automatization of functionals * modified e_xc_general.irp.f * minor modifs in ref_bitmask.irp.f * modifying functionals * rs_ks_scf and ks_scf compiles with the automatic handling of functionals * removed prints * fixed configure * fixed the new functionals * Merge toto * modified automatic functionals * Changed python into python2 * from_xyz suppressed * Cleaning repo * Update README.md * Update README.md * Contributors * Update GITHUB.md * bibtex
2019-03-07 16:29:06 +01:00
2019-01-25 11:39:31 +01:00
extra_e_contrib_density = e_exchange_dft + e_correlation_dft - 0.5d0 * trace_potential_xc
END_PROVIDER