mirror of
https://github.com/LCPQ/quantum_package
synced 2024-12-22 20:35:19 +01:00
437 lines
12 KiB
Fortran
437 lines
12 KiB
Fortran
use bitmasks
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subroutine collect_lmct(hole_particle,n_couples)
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implicit none
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integer, intent(out) :: hole_particle(1000,2), n_couples
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BEGIN_DOC
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! Collect all the couple holes/particles of the important LMCT
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! hole_particle(i,1) = ith hole
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! hole_particle(i,2) = ith particle
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! n_couples is the number of important excitations
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END_DOC
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print*,'COLLECTING THE PERTINENT LMCT (1h)'
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double precision, allocatable :: tmp(:,:)
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allocate(tmp(size(one_body_dm_mo_alpha_osoci,1),size(one_body_dm_mo_alpha_osoci,2)))
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tmp = one_body_dm_mo_alpha_osoci + one_body_dm_mo_beta_osoci
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integer :: i,j,iorb,jorb
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n_couples = 0
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do i = 1,n_act_orb
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iorb = list_act(i)
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do j = 1, n_inact_orb
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jorb = list_inact(j)
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if(dabs(tmp(iorb,jorb)).gt.1.d-2)then
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n_couples +=1
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hole_particle(n_couples,1) = jorb
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hole_particle(n_couples,2) = iorb
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print*,'DM'
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print*,hole_particle(n_couples,1),hole_particle(n_couples,2),tmp(iorb,jorb)
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endif
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enddo
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enddo
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deallocate(tmp)
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print*,'number of meaning full couples of holes/particles '
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print*,'n_couples = ',n_couples
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end
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subroutine collect_mlct(hole_particle,n_couples)
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implicit none
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integer, intent(out) :: hole_particle(1000,2), n_couples
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BEGIN_DOC
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! Collect all the couple holes/particles of the important LMCT
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! hole_particle(i,1) = ith hole
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! hole_particle(i,2) = ith particle
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! n_couples is the number of important excitations
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END_DOC
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print*,'COLLECTING THE PERTINENT MLCT (1p)'
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double precision, allocatable :: tmp(:,:)
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allocate(tmp(size(one_body_dm_mo_alpha_osoci,1),size(one_body_dm_mo_alpha_osoci,2)))
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tmp = one_body_dm_mo_alpha_osoci + one_body_dm_mo_beta_osoci
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integer :: i,j,iorb,jorb
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n_couples = 0
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do i = 1,n_act_orb
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iorb = list_act(i)
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do j = 1, n_virt_orb
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jorb = list_virt(j)
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if(dabs(tmp(iorb,jorb)).gt.1.d-3)then
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n_couples +=1
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hole_particle(n_couples,1) = iorb
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hole_particle(n_couples,2) = jorb
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print*,'DM'
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print*,hole_particle(n_couples,1),hole_particle(n_couples,2),tmp(iorb,jorb)
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endif
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enddo
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enddo
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deallocate(tmp)
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print*,'number of meaning full couples of holes/particles '
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print*,'n_couples = ',n_couples
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end
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subroutine collect_lmct_mlct(hole_particle,n_couples)
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implicit none
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integer, intent(out) :: hole_particle(1000,2), n_couples
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BEGIN_DOC
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! Collect all the couple holes/particles of the important LMCT
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! hole_particle(i,1) = ith hole
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! hole_particle(i,2) = ith particle
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! n_couples is the number of important excitations
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END_DOC
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double precision, allocatable :: tmp(:,:)
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print*,'COLLECTING THE PERTINENT LMCT (1h)'
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print*,'AND THE PERTINENT MLCT (1p)'
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allocate(tmp(size(one_body_dm_mo_alpha_osoci,1),size(one_body_dm_mo_alpha_osoci,2)))
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tmp = one_body_dm_mo_alpha_osoci + one_body_dm_mo_beta_osoci
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integer :: i,j,iorb,jorb
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n_couples = 0
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do i = 1,n_act_orb
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iorb = list_act(i)
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do j = 1, n_inact_orb
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jorb = list_inact(j)
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if(dabs(tmp(iorb,jorb)).gt.threshold_lmct)then
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n_couples +=1
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hole_particle(n_couples,1) = jorb
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hole_particle(n_couples,2) = iorb
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print*,'DM'
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print*,hole_particle(n_couples,1),hole_particle(n_couples,2),tmp(iorb,jorb)
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endif
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enddo
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do j = 1, n_virt_orb
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jorb = list_virt(j)
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if(dabs(tmp(iorb,jorb)).gt.threshold_mlct)then
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n_couples +=1
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hole_particle(n_couples,1) = iorb
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hole_particle(n_couples,2) = jorb
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print*,'DM'
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print*,hole_particle(n_couples,1),hole_particle(n_couples,2),tmp(iorb,jorb)
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endif
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enddo
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enddo
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deallocate(tmp)
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print*,'number of meaning full couples of holes/particles '
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print*,'n_couples = ',n_couples
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end
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subroutine collect_1h1p(hole_particle,n_couples)
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implicit none
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integer, intent(out) :: hole_particle(1000,2), n_couples
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BEGIN_DOC
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! Collect all the couple holes/particles of the important LMCT
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! hole_particle(i,1) = ith hole
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! hole_particle(i,2) = ith particle
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! n_couples is the number of important excitations
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END_DOC
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double precision, allocatable :: tmp(:,:)
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print*,'COLLECTING THE PERTINENT 1h1p'
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allocate(tmp(size(one_body_dm_mo_alpha_osoci,1),size(one_body_dm_mo_alpha_osoci,2)))
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tmp = one_body_dm_mo_alpha_osoci + one_body_dm_mo_beta_osoci
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integer :: i,j,iorb,jorb
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n_couples = 0
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do i = 1,n_virt_orb
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iorb = list_virt(i)
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do j = 1, n_inact_orb
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jorb = list_inact(j)
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if(dabs(tmp(iorb,jorb)).gt.1.d-2)then
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n_couples +=1
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hole_particle(n_couples,1) = jorb
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hole_particle(n_couples,2) = iorb
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print*,'DM'
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print*,hole_particle(n_couples,1),hole_particle(n_couples,2),tmp(iorb,jorb)
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endif
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enddo
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enddo
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deallocate(tmp)
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print*,'number of meaning full couples of holes/particles '
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print*,'n_couples = ',n_couples
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end
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subroutine set_lmct_to_generators_restart
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implicit none
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integer :: i,j,m,n,i_hole,i_particle
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integer :: hole_particle(1000,2), n_couples
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integer(bit_kind) :: key_tmp(N_int,2)
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integer :: N_det_total,i_ok
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call collect_lmct(hole_particle,n_couples)
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call set_generators_to_generators_restart
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N_det_total = N_det_generators_restart
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do i = 1, n_couples
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i_hole = hole_particle(i,1)
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i_particle = hole_particle(i,2)
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do m = 1, N_det_cas
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do n = 1, N_int
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key_tmp(n,1) = psi_cas(n,1,m)
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key_tmp(n,2) = psi_cas(n,2,m)
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enddo
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! You excite the beta electron from i_hole to i_particle
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print*,'i_hole,i_particle 2 = ',i_hole,i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,2,i_ok)
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print*,'i_ok = ',i_ok
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det_generators(n,1,N_det_total) = key_tmp(n,1)
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psi_det_generators(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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do n = 1, N_int
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key_tmp(n,1) = psi_cas(n,1,m)
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key_tmp(n,2) = psi_cas(n,2,m)
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enddo
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! You excite the alpha electron from i_hole to i_particle
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print*,'i_hole,i_particle 1 = ',i_hole,i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,1,i_ok)
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print*,'i_ok = ',i_ok
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det_generators(n,1,N_det_total) = key_tmp(n,1)
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psi_det_generators(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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enddo
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enddo
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N_det_generators = N_det_total
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do i = 1, N_det_generators
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psi_coef_generators(i,1) = 1.d0/dsqrt(dble(N_det_total))
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enddo
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print*,'number of generators in total = ',N_det_generators
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touch N_det_generators psi_coef_generators psi_det_generators
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end
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subroutine set_mlct_to_generators_restart
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implicit none
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integer :: i,j,m,n,i_hole,i_particle
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integer :: hole_particle(1000,2), n_couples
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integer(bit_kind) :: key_tmp(N_int,2)
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integer :: N_det_total,i_ok
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call collect_mlct(hole_particle,n_couples)
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call set_generators_to_generators_restart
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N_det_total = N_det_generators_restart
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do i = 1, n_couples
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i_hole = hole_particle(i,1)
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i_particle = hole_particle(i,2)
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do m = 1, N_det_cas
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do n = 1, N_int
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key_tmp(n,1) = psi_cas(n,1,m)
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key_tmp(n,2) = psi_cas(n,2,m)
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enddo
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! You excite the beta electron from i_hole to i_particle
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print*,'i_hole,i_particle 2 = ',i_hole,i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,2,i_ok)
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print*,'i_ok = ',i_ok
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det_generators(n,1,N_det_total) = key_tmp(n,1)
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psi_det_generators(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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do n = 1, N_int
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key_tmp(n,1) = psi_cas(n,1,m)
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key_tmp(n,2) = psi_cas(n,2,m)
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enddo
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! You excite the alpha electron from i_hole to i_particle
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print*,'i_hole,i_particle 1 = ',i_hole,i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,1,i_ok)
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print*,'i_ok = ',i_ok
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det_generators(n,1,N_det_total) = key_tmp(n,1)
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psi_det_generators(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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enddo
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enddo
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N_det_generators = N_det_total
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do i = 1, N_det_generators
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psi_coef_generators(i,1) = 1.d0/dsqrt(dble(N_det_total))
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enddo
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print*,'number of generators in total = ',N_det_generators
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touch N_det_generators psi_coef_generators psi_det_generators
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end
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subroutine set_lmct_mlct_to_generators_restart
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implicit none
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integer :: i,j,m,n,i_hole,i_particle
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integer :: hole_particle(1000,2), n_couples
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integer(bit_kind) :: key_tmp(N_int,2)
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integer :: N_det_total,i_ok
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call collect_lmct_mlct(hole_particle,n_couples)
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call set_generators_to_generators_restart
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N_det_total = N_det_generators_restart
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do i = 1, n_couples
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i_hole = hole_particle(i,1)
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i_particle = hole_particle(i,2)
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do m = 1, N_det_cas
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do n = 1, N_int
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key_tmp(n,1) = psi_cas(n,1,m)
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key_tmp(n,2) = psi_cas(n,2,m)
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enddo
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! You excite the beta electron from i_hole to i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,2,i_ok)
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det_generators(n,1,N_det_total) = key_tmp(n,1)
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psi_det_generators(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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do n = 1, N_int
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key_tmp(n,1) = psi_cas(n,1,m)
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key_tmp(n,2) = psi_cas(n,2,m)
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enddo
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! You excite the alpha electron from i_hole to i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,1,i_ok)
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det_generators(n,1,N_det_total) = key_tmp(n,1)
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psi_det_generators(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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enddo
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enddo
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N_det_generators = N_det_total
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do i = 1, N_det_generators
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psi_coef_generators(i,1) = 1.d0/dsqrt(dble(N_det_total))
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enddo
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print*,'number of generators in total = ',N_det_generators
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touch N_det_generators psi_coef_generators psi_det_generators
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end
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subroutine set_lmct_mlct_to_psi_det
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implicit none
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integer :: i,j,m,n,i_hole,i_particle
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integer :: hole_particle(1000,2), n_couples
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integer(bit_kind) :: key_tmp(N_int,2)
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integer :: N_det_total,i_ok
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call collect_lmct_mlct(hole_particle,n_couples)
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call set_psi_det_to_generators_restart
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N_det_total = N_det_generators_restart
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do i = 1, n_couples
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i_hole = hole_particle(i,1)
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i_particle = hole_particle(i,2)
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do m = 1, N_det_generators_restart
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do n = 1, N_int
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key_tmp(n,1) = psi_det_generators_restart(n,1,m)
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key_tmp(n,2) = psi_det_generators_restart(n,2,m)
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enddo
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! You excite the beta electron from i_hole to i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,2,i_ok)
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det(n,1,N_det_total) = key_tmp(n,1)
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psi_det(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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do n = 1, N_int
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key_tmp(n,1) = psi_det_generators_restart(n,1,m)
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key_tmp(n,2) = psi_det_generators_restart(n,2,m)
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enddo
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! You excite the alpha electron from i_hole to i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,1,i_ok)
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det(n,1,N_det_total) = key_tmp(n,1)
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psi_det(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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enddo
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enddo
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N_det = N_det_total
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integer :: k
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do k = 1, N_states
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do i = 1, N_det
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psi_coef(i,k) = 1.d0/dsqrt(dble(N_det_total))
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enddo
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enddo
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SOFT_TOUCH N_det psi_det psi_coef
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logical :: found_duplicates
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call remove_duplicates_in_psi_det(found_duplicates)
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end
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subroutine set_1h1p_to_psi_det
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implicit none
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integer :: i,j,m,n,i_hole,i_particle
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integer :: hole_particle(1000,2), n_couples
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integer(bit_kind) :: key_tmp(N_int,2)
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integer :: N_det_total,i_ok
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call collect_1h1p(hole_particle,n_couples)
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call set_psi_det_to_generators_restart
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N_det_total = N_det_generators_restart
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do i = 1, n_couples
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i_hole = hole_particle(i,1)
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i_particle = hole_particle(i,2)
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do m = 1, N_det_generators_restart
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do n = 1, N_int
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key_tmp(n,1) = psi_det_generators_restart(n,1,m)
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key_tmp(n,2) = psi_det_generators_restart(n,2,m)
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enddo
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! You excite the beta electron from i_hole to i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,2,i_ok)
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det(n,1,N_det_total) = key_tmp(n,1)
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psi_det(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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do n = 1, N_int
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key_tmp(n,1) = psi_det_generators_restart(n,1,m)
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key_tmp(n,2) = psi_det_generators_restart(n,2,m)
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enddo
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! You excite the alpha electron from i_hole to i_particle
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call do_mono_excitation(key_tmp,i_hole,i_particle,1,i_ok)
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if(i_ok==1)then
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N_det_total +=1
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do n = 1, N_int
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psi_det(n,1,N_det_total) = key_tmp(n,1)
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psi_det(n,2,N_det_total) = key_tmp(n,2)
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enddo
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endif
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enddo
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enddo
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N_det = N_det_total
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integer :: k
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do k = 1, N_states
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do i = 1, N_det
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psi_coef(i,k) = 1.d0/dsqrt(dble(N_det_total))
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enddo
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enddo
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SOFT_TOUCH N_det psi_det psi_coef
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logical :: found_duplicates
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call remove_duplicates_in_psi_det(found_duplicates)
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end
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