moving screening calculation in ufG routines

This commit is contained in:
Pierre-Francois Loos 2023-11-30 09:21:21 +01:00
parent 43d3198381
commit 66fa14687d
3 changed files with 140 additions and 136 deletions

View File

@ -102,6 +102,73 @@ subroutine ufG0T0pp(dotest,TDA_T,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
eF = 0.5d0*(eHF(nO+1) + eHF(nO))
!------------------!
! Compute T-matrix !
!------------------!
if(.not. TDA_T) then
! Memory allocation
allocate(Om1s(nVVs),X1s(nVVs,nVVs),Y1s(nOOs,nVVs), &
Om2s(nOOs),X2s(nVVs,nOOs),Y2s(nOOs,nOOs), &
rho1s(nBas,nBas,nVVs),rho2s(nBas,nBas,nOOs), &
Om1t(nVVt),X1t(nVVt,nVVt),Y1t(nOOt,nVVt), &
Om2t(nOOt),X2t(nVVt,nOOt),Y2t(nOOt,nOOt), &
rho1t(nBas,nBas,nVVt),rho2t(nBas,nBas,nOOt))
! alpha-beta block
ispin = 1
iblock = 1
! iblock = 3
! Compute linear response
allocate(Bpp(nVVs,nOOs),Cpp(nVVs,nVVs),Dpp(nOOs,nOOs))
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI,Bpp)
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVs,1d0,eHF,ERI,Cpp)
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOs,1d0,eHF,ERI,Dpp)
call ppLR(TDA_T,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcRPA(ispin))
if(print_T) call print_excitation_energies('ppRPA@RHF','2p (alpha-beta)',nVVs,Om1s(:))
if(print_T) call print_excitation_energies('ppRPA@RHF','2h (alpha-beta)',nOOs,Om2s(:))
! Compute excitation densities
call GTpp_excitation_density(iblock,nBas,nC,nO,nV,nR,nOOs,nVVs,ERI,X1s,Y1s,rho1s,X2s,Y2s,rho2s)
deallocate(Bpp,Cpp,Dpp,X1s,Y1s,X2s,Y2s)
! alpha-alpha block
ispin = 2
iblock = 2
! iblock = 4
! Compute linear response
allocate(Bpp(nVVt,nOOt),Cpp(nVVt,nVVt),Dpp(nOOt,nOOt))
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI,Bpp)
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVt,1d0,eHF,ERI,Cpp)
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOt,1d0,eHF,ERI,Dpp)
call ppLR(TDA_T,nOOt,nVVt,Bpp,Cpp,Dpp,Om1t,X1t,Y1t,Om2t,X2t,Y2t,EcRPA(ispin))
if(print_T) call print_excitation_energies('ppRPA@RHF','2p (alpha-alpha)',nVVt,Om1t)
if(print_T) call print_excitation_energies('ppRPA@RHF','2h (alpha-beta)',nOOt,Om2t)
! Compute excitation densities
call GTpp_excitation_density(iblock,nBas,nC,nO,nV,nR,nOOt,nVVt,ERI,X1t,Y1t,rho1t,X2t,Y2t,rho2t)
deallocate(Bpp,Cpp,Dpp,X1t,Y1t,X2t,Y2t)
end if
! Memory allocation
allocate(H(nH,nH),eGT(nH),Z(nH))
@ -140,10 +207,10 @@ subroutine ufG0T0pp(dotest,TDA_T,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
!---------!
! H(1,1) = eHF(p)
!
! !-------------!
! ! Block V2h1p !
! !-------------!
!-------------!
! Block V2h1p !
!-------------!
! ija = 0
! do i=nC+1,nO
@ -151,8 +218,8 @@ subroutine ufG0T0pp(dotest,TDA_T,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
! do a=nO+1,nBas-nR
! ija = ija + 1
!
! H(1 ,1+ija) = sqrt(2d0)*ERI(p,a,i,j)
! H(1+ija,1 ) = sqrt(2d0)*ERI(p,a,i,j)
! H(1 ,1+ija) = ERI(p,a,i,j)
! H(1+ija,1 ) = ERI(p,a,i,j)
!
! end do
! end do
@ -256,69 +323,6 @@ subroutine ufG0T0pp(dotest,TDA_T,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
! | W2p1h 0 D2p1h | !
! !
!---------------------------!
! Memory allocation
allocate(Om1s(nVVs),X1s(nVVs,nVVs),Y1s(nOOs,nVVs), &
Om2s(nOOs),X2s(nVVs,nOOs),Y2s(nOOs,nOOs), &
rho1s(nBas,nBas,nVVs),rho2s(nBas,nBas,nOOs), &
Om1t(nVVt),X1t(nVVt,nVVt),Y1t(nOOt,nVVt), &
Om2t(nOOt),X2t(nVVt,nOOt),Y2t(nOOt,nOOt), &
rho1t(nBas,nBas,nVVt),rho2t(nBas,nBas,nOOt))
! alpha-beta block
ispin = 1
iblock = 1
! iblock = 3
! Compute linear response
allocate(Bpp(nVVs,nOOs),Cpp(nVVs,nVVs),Dpp(nOOs,nOOs))
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI,Bpp)
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVs,1d0,eHF,ERI,Cpp)
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOs,1d0,eHF,ERI,Dpp)
call ppLR(TDA_T,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcRPA(ispin))
deallocate(Bpp,Cpp,Dpp)
if(print_T) call print_excitation_energies('ppRPA@RHF','2p (alpha-beta)',nVVs,Om1s(:))
if(print_T) call print_excitation_energies('ppRPA@RHF','2h (alpha-beta)',nOOs,Om2s(:))
! alpha-alpha block
ispin = 2
iblock = 2
! iblock = 4
! Compute linear response
allocate(Bpp(nVVt,nOOt),Cpp(nVVt,nVVt),Dpp(nOOt,nOOt))
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI,Bpp)
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVt,1d0,eHF,ERI,Cpp)
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOt,1d0,eHF,ERI,Dpp)
call ppLR(TDA_T,nOOt,nVVt,Bpp,Cpp,Dpp,Om1t,X1t,Y1t,Om2t,X2t,Y2t,EcRPA(ispin))
deallocate(Bpp,Cpp,Dpp)
if(print_T) call print_excitation_energies('ppRPA@RHF','2p (alpha-alpha)',nVVt,Om1t)
if(print_T) call print_excitation_energies('ppRPA@RHF','2h (alpha-beta)',nOOt,Om2t)
!----------------------------------------------
! Compute excitation densities
!----------------------------------------------
iblock = 1
! iblock = 3
call GTpp_excitation_density(iblock,nBas,nC,nO,nV,nR,nOOs,nVVs,ERI,X1s,Y1s,rho1s,X2s,Y2s,rho2s)
iblock = 2
! iblock = 4
call GTpp_excitation_density(iblock,nBas,nC,nO,nV,nR,nOOt,nVVt,ERI,X1t,Y1t,rho1t,X2t,Y2t,rho2t)
call wall_time(start_timing)
@ -424,10 +428,6 @@ subroutine ufG0T0pp(dotest,TDA_T,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
end do
end do
! Memory allocation
deallocate(Om1s,X1s,Y1s,Om2s,X2s,Y2s,rho1s,rho2s,Om1t,X1t,Y1t,Om2t,X2t,Y2t,rho1t,rho2t)
call wall_time(end_timing)
timing = end_timing - start_timing

View File

@ -81,6 +81,37 @@ subroutine ufG0W0(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
eF = 0.5d0*(eHF(nO+1) + eHF(nO))
!-------------------!
! Compute screening !
!-------------------!
if(.not. TDA_W) then
! Spin manifold
ispin = 1
! Memory allocation
allocate(Om(nS),Aph(nS,nS),Bph(nS,nS),XpY(nS,nS),XmY(nS,nS),rho(nBas,nBas,nS))
call phLR_A(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,Aph)
call phLR_B(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,ERI,Bph)
call phLR(TDA_W,nS,Aph,Bph,EcRPA,Om,XpY,XmY)
if(print_W) call print_excitation_energies('phRPA@RHF','singlet',nS,Om)
!--------------------------!
! Compute spectral weights !
!--------------------------!
call GW_excitation_density(nBas,nC,nO,nR,nS,ERI,XpY,rho)
deallocate(Aph,Bph,XpY,XmY)
end if
!-------------------------!
! Main loop over orbitals !
!-------------------------!
@ -89,7 +120,7 @@ subroutine ufG0W0(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
H(:,:) = 0d0
if (TDA_W) then
if(TDA_W) then
! TDA for W
@ -215,8 +246,6 @@ subroutine ufG0W0(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
else
! RPA for W
write(*,*) 'Tamm-Dancoff approximation deactivated!'
write(*,*)
@ -231,34 +260,9 @@ subroutine ufG0W0(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
! | W2p1h 0 D2p1h | !
! !
!---------------------------!
! Spin manifold
ispin = 1
! Memory allocation
allocate(Om(nS),Aph(nS,nS),Bph(nS,nS),XpY(nS,nS),XmY(nS,nS),rho(nBas,nBas,nS))
!-------------------!
! Compute screening !
!-------------------!
call phLR_A(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,Aph)
if(.not.TDA_W) call phLR_B(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,ERI,Bph)
call phLR(TDA_W,nS,Aph,Bph,EcRPA,Om,XpY,XmY)
if(print_W) call print_excitation_energies('phRPA@RHF','singlet',nS,Om)
!--------------------------!
! Compute spectral weights !
!--------------------------!
call GW_excitation_density(nBas,nC,nO,nR,nS,ERI,XpY,rho)
call wall_time(start_timing)
!---------!
! Block F !
!---------!
@ -322,10 +326,6 @@ subroutine ufG0W0(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
end do
end do
! Memory deallocation
deallocate(Om,Aph,Bph,XpY,XmY,rho)
call wall_time(end_timing)

View File

@ -81,6 +81,39 @@ subroutine ufGW(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
eF = 0.5d0*(eHF(nO+1) + eHF(nO))
!-------------------!
! Compute screening !
!-------------------!
if(.not. TDA_W) then
! Memory allocation
allocate(Om(nS),Aph(nS,nS),Bph(nS,nS),XpY(nS,nS),XmY(nS,nS),rho(nBas,nBas,nS))
! Spin manifold
ispin = 1
call phLR_A(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,Aph)
call phLR_B(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,ERI,Bph)
call phLR(TDA_W,nS,Aph,Bph,EcRPA,Om,XpY,XmY)
if(print_W) call print_excitation_energies('phRPA@RHF','singlet',nS,Om)
!--------------------------!
! Compute spectral weights !
!--------------------------!
call GW_excitation_density(nBas,nC,nO,nR,nS,ERI,XpY,rho)
deallocate(Aph,Bph,XpY,XmY)
end if
! Initialization
H(:,:) = 0d0
if (TDA_W) then
@ -236,31 +269,6 @@ subroutine ufGW(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
! !
!---------------------------!
! Memory allocation
allocate(Om(nS),Aph(nS,nS),Bph(nS,nS),XpY(nS,nS),XmY(nS,nS),rho(nBas,nBas,nS))
! Spin manifold
ispin = 1
!-------------------!
! Compute screening !
!-------------------!
call phLR_A(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,Aph)
if(.not.TDA_W) call phLR_B(ispin,dRPA,nBas,nC,nO,nV,nR,nS,1d0,ERI,Bph)
call phLR(TDA_W,nS,Aph,Bph,EcRPA,Om,XpY,XmY)
if(print_W) call print_excitation_energies('phRPA@RHF','singlet',nS,Om)
!--------------------------!
! Compute spectral weights !
!--------------------------!
call GW_excitation_density(nBas,nC,nO,nR,nS,ERI,XpY,rho)
call wall_time(start_timing)
!---------!
@ -337,10 +345,6 @@ subroutine ufGW(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
end do
end do
! Memory deallocation
deallocate(Om,Aph,Bph,XpY,XmY,rho)
call wall_time(end_timing)
timing = end_timing - start_timing
@ -393,7 +397,7 @@ subroutine ufGW(dotest,TDA_W,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI,eHF)
write(*,'(1X,A1,1X,I5,1X,A1,1X,F15.6,1X,A1,1X,F15.6,1X,A1,1X)') &
'|',s,'|',eGW(s)*HaToeV,'|',Z(s),'|'
end if
enddo
end do
write(*,*)'---------------------------------------------'
write(*,*)