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mirror of https://github.com/pfloos/quack synced 2024-11-20 13:02:38 +01:00

more UGW renaming

This commit is contained in:
Pierre-Francois Loos 2023-07-27 22:07:02 +02:00
parent eee5f6bac8
commit 9c7725a0d9
4 changed files with 69 additions and 196 deletions

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@ -109,9 +109,9 @@ subroutine UGW_phBSE(TDA_W,TDA,dBSE,dTDA,spin_conserved,spin_flip,eta, &
!-------------------------------------------------
if(dBSE) &
call unrestricted_Bethe_Salpeter_dynamic_perturbation(ispin,dTDA,eta,nBas,nC,nO,nV,nR,nS,nS_aa,nS_bb,nS_sc,nS_sc, &
eW,eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_aa,dipole_int_bb, &
OmRPA,rho_RPA,OmBSE_sc,XpY_BSE_sc,XmY_BSE_sc)
call UGW_phBSE_dynamic_perturbation(ispin,dTDA,eta,nBas,nC,nO,nV,nR,nS,nS_aa,nS_bb,nS_sc,nS_sc, &
eW,eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_aa,dipole_int_bb, &
OmRPA,rho_RPA,OmBSE_sc,XpY_BSE_sc,XmY_BSE_sc)
deallocate(OmBSE_sc,XpY_BSE_sc,XmY_BSE_sc)
@ -145,9 +145,9 @@ subroutine UGW_phBSE(TDA_W,TDA,dBSE,dTDA,spin_conserved,spin_flip,eta, &
!-------------------------------------------------
if(dBSE) &
call unrestricted_Bethe_Salpeter_dynamic_perturbation(ispin,dTDA,eta,nBas,nC,nO,nV,nR,nS,nS_ab,nS_ba,nS_sf,nS_sc, &
eW,eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_aa,dipole_int_bb, &
OmRPA,rho_RPA,OmBSE_sf,XpY_BSE_sf,XmY_BSE_sf)
call UGW_phBSE_dynamic_perturbation(ispin,dTDA,eta,nBas,nC,nO,nV,nR,nS,nS_ab,nS_ba,nS_sf,nS_sc, &
eW,eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_aa,dipole_int_bb, &
OmRPA,rho_RPA,OmBSE_sf,XpY_BSE_sf,XmY_BSE_sf)
deallocate(OmBSE_sf,XpY_BSE_sf,XmY_BSE_sf)

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@ -1,5 +1,5 @@
subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,nR,nSa,nSb,nSt,nS_sc,lambda,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,OmBSE,A_dyn)
subroutine UGW_phBSE_dynamic_kernel_A(ispin,eta,nBas,nC,nO,nV,nR,nSa,nSb,nSt,nS_sc,lambda,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,OmBSE,A_dyn,ZA_dyn)
! Compute the extra term for dynamical Bethe-Salpeter equation for linear response in the unrestricted formalism
@ -37,6 +37,7 @@ subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,
! Output variables
double precision,intent(out) :: A_dyn(nSt,nSt)
double precision,intent(out) :: ZA_dyn(nSt,nSt)
!--------------------------------------------------!
! Build BSE matrix for spin-conserving transitions !
@ -76,6 +77,19 @@ subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,
enddo
A_dyn(ia,jb) = A_dyn(ia,jb) - lambda*chi
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,1) - eGW(j,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,1) - eGW(i,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(ia,jb) = ZA_dyn(ia,jb) + lambda*chi
enddo
enddo
@ -112,6 +126,19 @@ subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,
enddo
A_dyn(nSa+ia,nSa+jb) = A_dyn(nSa+ia,nSa+jb) - lambda*chi
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,2) - eGW(j,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,2) - eGW(i,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(nSa+ia,nSa+jb) = ZA_dyn(nSa+ia,nSa+jb) + lambda*chi
enddo
enddo
@ -157,6 +184,19 @@ subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,
A_dyn(ia,jb) = A_dyn(ia,jb) - lambda*chi
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,2) - eGW(j,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,2) - eGW(i,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(ia,jb) = ZA_dyn(ia,jb) + lambda*chi
end do
end do
end do
@ -193,6 +233,19 @@ subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,
A_dyn(nSa+ia,nSa+jb) = A_dyn(nSa+ia,nSa+jb) - lambda*chi
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,1) - eGW(j,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,1) - eGW(i,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(nSa+ia,nSa+jb) = ZA_dyn(nSa+ia,nSa+jb) + lambda*chi
end do
end do
end do
@ -200,4 +253,4 @@ subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,
end if
end subroutine unrestricted_Bethe_Salpeter_A_matrix_dynamic
end subroutine

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@ -1,6 +1,6 @@
subroutine unrestricted_Bethe_Salpeter_dynamic_perturbation(ispin,dTDA,eta,nBas,nC,nO,nV,nR,nS,nSa,nSb,nSt,nS_sc,eW,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_aa,dipole_int_bb, &
OmRPA,rho_RPA,OmBSE,XpY_BSE,XmY_BSE)
subroutine UGW_phBSE_dynamic_perturbation(ispin,dTDA,eta,nBas,nC,nO,nV,nR,nS,nSa,nSb,nSt,nS_sc,eW,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_aa,dipole_int_bb, &
OmRPA,rho_RPA,OmBSE,XpY_BSE,XmY_BSE)
! Compute dynamical effects via perturbation theory for BSE
@ -82,15 +82,10 @@ subroutine unrestricted_Bethe_Salpeter_dynamic_perturbation(ispin,dTDA,eta,nBas,
if(dTDA) then
! Resonant part of the BSE correction for dynamical TDA
! Resonant part of the BSE correction for dynamical TDA and its renormalization factor
call unrestricted_Bethe_Salpeter_A_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,nR,nSa,nSb,nSt,nS_sc,1d0,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,OmBSE(ia),A_dyn)
! Renormalization factor of the resonant parts for dynamical TDA
call unrestricted_Bethe_Salpeter_ZA_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,nR,nSa,nSb,nSt,nS_sc,1d0,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,OmBSE(ia),ZA_dyn)
call UGW_phBSE_dynamic_kernel_A(ispin,eta,nBas,nC,nO,nV,nR,nSa,nSb,nSt,nS_sc,1d0,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,OmBSE(ia),A_dyn,ZA_dyn)
ZDyn(ia) = dot_product(X,matmul(ZA_dyn,X))
OmDyn(ia) = dot_product(X,matmul( A_dyn,X))
@ -107,4 +102,4 @@ subroutine unrestricted_Bethe_Salpeter_dynamic_perturbation(ispin,dTDA,eta,nBas,
write(*,*) '---------------------------------------------------------------------------------------------------'
write(*,*)
end subroutine unrestricted_Bethe_Salpeter_dynamic_perturbation
end subroutine

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@ -1,175 +0,0 @@
subroutine unrestricted_Bethe_Salpeter_ZA_matrix_dynamic(ispin,eta,nBas,nC,nO,nV,nR,nSa,nSb,nSt,nS_sc,lambda,eGW, &
ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,OmBSE,ZA_dyn)
! Compute the extra term for dynamical Bethe-Salpeter equation for linear response in the unrestricted formalism
implicit none
include 'parameters.h'
! Input variables
integer,intent(in) :: ispin
integer,intent(in) :: nBas
integer,intent(in) :: nC(nspin)
integer,intent(in) :: nO(nspin)
integer,intent(in) :: nV(nspin)
integer,intent(in) :: nR(nspin)
integer,intent(in) :: nSa
integer,intent(in) :: nSb
integer,intent(in) :: nSt
integer,intent(in) :: nS_sc
double precision,intent(in) :: eta
double precision,intent(in) :: lambda
double precision,intent(in) :: eGW(nBas,nspin)
double precision,intent(in) :: ERI_aaaa(nBas,nBas,nBas,nBas)
double precision,intent(in) :: ERI_aabb(nBas,nBas,nBas,nBas)
double precision,intent(in) :: ERI_bbbb(nBas,nBas,nBas,nBas)
double precision,intent(in) :: OmRPA(nS_sc)
double precision,intent(in) :: rho_RPA(nBas,nBas,nS_sc,nspin)
double precision,intent(in) :: OmBSE
! Local variables
double precision :: chi
double precision :: eps
integer :: i,j,a,b,ia,jb,kc
! Output variables
double precision,intent(out) :: ZA_dyn(nSt,nSt)
!--------------------------------------------------!
! Build BSE matrix for spin-conserving transitions !
!--------------------------------------------------!
ZA_dyn(:,:) = 0d0
if(ispin == 1) then
! aaaa block
ia = 0
do i=nC(1)+1,nO(1)
do a=nO(1)+1,nBas-nR(1)
ia = ia + 1
jb = 0
do j=nC(1)+1,nO(1)
do b=nO(1)+1,nBas-nR(1)
jb = jb + 1
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,1) - eGW(j,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,1) - eGW(i,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(ia,jb) = ZA_dyn(ia,jb) + lambda*chi
enddo
enddo
enddo
enddo
! bbbb block
ia = 0
do i=nC(2)+1,nO(2)
do a=nO(2)+1,nBas-nR(2)
ia = ia + 1
jb = 0
do j=nC(2)+1,nO(2)
do b=nO(2)+1,nBas-nR(2)
jb = jb + 1
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,2) - eGW(j,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,2) - eGW(i,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(nSa+ia,nSa+jb) = ZA_dyn(nSa+ia,nSa+jb) + lambda*chi
enddo
enddo
enddo
enddo
end if
!--------------------------------------------!
! Build BSE matrix for spin-flip transitions !
!--------------------------------------------!
if(ispin == 2) then
! abab block
ia = 0
do i=nC(1)+1,nO(1)
do a=nO(2)+1,nBas-nR(2)
ia = ia + 1
jb = 0
do j=nC(1)+1,nO(1)
do b=nO(2)+1,nBas-nR(2)
jb = jb + 1
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,2) - eGW(j,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,2) - eGW(i,1))
chi = chi + rho_RPA(i,j,kc,1)*rho_RPA(a,b,kc,2)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(ia,jb) = ZA_dyn(ia,jb) + lambda*chi
end do
end do
end do
end do
! baba block
ia = 0
do i=nC(2)+1,nO(2)
do a=nO(1)+1,nBas-nR(1)
ia = ia + 1
jb = 0
do j=nC(2)+1,nO(2)
do b=nO(1)+1,nBas-nR(1)
jb = jb + 1
chi = 0d0
do kc=1,nS_sc
eps = + OmBSE - OmRPA(kc) - (eGW(a,1) - eGW(j,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
eps = + OmBSE - OmRPA(kc) - (eGW(b,1) - eGW(i,2))
chi = chi + rho_RPA(i,j,kc,2)*rho_RPA(a,b,kc,1)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
enddo
ZA_dyn(nSa+ia,nSa+jb) = ZA_dyn(nSa+ia,nSa+jb) + lambda*chi
end do
end do
end do
end do
end if
end subroutine unrestricted_Bethe_Salpeter_ZA_matrix_dynamic