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getting rid of G0W and GW0

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This commit is contained in:
Pierre-Francois Loos 2022-11-30 16:41:19 +01:00
parent 733e2794ec
commit 61b9b9472c
6 changed files with 48 additions and 177 deletions
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60
src/GW/evGW.f90
View File

@ -1,4 +1,4 @@
subroutine evGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,BSE2,TDA_W,TDA,G0W,GW0,dBSE,dTDA,evDyn,ppBSE, &
subroutine evGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,BSE2,TDA_W,TDA,dBSE,dTDA,evDyn,ppBSE, &
singlet,triplet,eta,regularize,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI_AO,ERI_MO,dipole_int,PHF,cHF,eHF,Vxc,eG0W0)
! Perform self-consistent eigenvalue-only GW calculation
@ -25,8 +25,6 @@ subroutine evGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,
logical,intent(in) :: dTDA
logical,intent(in) :: evDyn
logical,intent(in) :: ppBSE
logical,intent(in) :: G0W
logical,intent(in) :: GW0
logical,intent(in) :: singlet
logical,intent(in) :: triplet
double precision,intent(in) :: eta
@ -111,20 +109,6 @@ subroutine evGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,
write(*,*)
end if
! GW0
if(GW0) then
write(*,*) 'GW0 scheme activated!'
write(*,*)
end if
! G0W
if(G0W) then
write(*,*) 'G0W scheme activated!'
write(*,*)
end if
! Linear mixing
linear_mixing = .false.
@ -160,46 +144,24 @@ subroutine evGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,
! Compute screening
if(.not. GW0 .or. nSCF == 0) then
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI_MO, &
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI_MO, &
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
end if
! Compute spectral weights
! Compute spectral weights
call excitation_density(nBas,nC,nO,nR,nS,ERI_MO,XpY_RPA,rho_RPA)
! Compute correlation part of the self-energy
! Compute correlation part of the self-energy
if(G0W) then
if(regularize) then
if(regularize) then
call regularized_self_energy_correlation_diag(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call regularized_renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
call regularized_self_energy_correlation_diag(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,EcGM,SigC)
call regularized_renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,Z)
else
else
call self_energy_correlation_diag(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,EcGM,SigC)
call renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,Z)
end if
else
if(regularize) then
call regularized_self_energy_correlation_diag(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call regularized_renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
else
call self_energy_correlation_diag(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
end if
call self_energy_correlation_diag(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
end if

55
src/GW/evUGW.f90
View File

@ -1,5 +1,5 @@
subroutine evUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,TDA_W,TDA, &
G0W,GW0,dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta,regularize,nBas,nC,nO,nV,nR,nS,ENuc, &
dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta,regularize,nBas,nC,nO,nV,nR,nS,ENuc, &
EUHF,S,ERI_AO,ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_aa,dipole_int_bb,PHF,cHF,eHF,Vxc,eG0W0)
! Perform self-consistent eigenvalue-only GW calculation
@ -24,8 +24,6 @@ subroutine evUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE
logical,intent(in) :: dBSE
logical,intent(in) :: dTDA
logical,intent(in) :: evDyn
logical,intent(in) :: G0W
logical,intent(in) :: GW0
logical,intent(in) :: spin_conserved
logical,intent(in) :: spin_flip
double precision,intent(in) :: eta
@ -107,20 +105,6 @@ subroutine evUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE
write(*,*)
end if
! GW0
if(GW0) then
write(*,*) 'GW0 scheme activated!'
write(*,*)
end if
! G0W
if(G0W) then
write(*,*) 'G0W scheme activated!'
write(*,*)
end if
! Linear mixing
linear_mixing = .false.
@ -163,11 +147,8 @@ subroutine evUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE
! Compute screening
if(.not. GW0 .or. nSCF == 0) then
call unrestricted_linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS_aa,nS_bb,nS_sc,nS_sc,1d0, &
eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
end if
call unrestricted_linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS_aa,nS_bb,nS_sc,nS_sc,1d0, &
eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
!----------------------!
! Excitation densities !
@ -179,33 +160,15 @@ subroutine evUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE
! Compute self-energy and renormalization factor !
!------------------------------------------------!
if(G0W) then
if(regularize) then
if(regularize) then
call unrestricted_regularized_self_energy_correlation_diag(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_regularized_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
call unrestricted_regularized_self_energy_correlation_diag(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_regularized_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,Z)
else
else
call unrestricted_self_energy_correlation_diag(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,Z)
end if
else
if(regularize) then
call unrestricted_regularized_self_energy_correlation_diag(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_regularized_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
else
call unrestricted_self_energy_correlation_diag(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
end if
call unrestricted_self_energy_correlation_diag(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
end if

42
src/GW/qsGW.f90
View File

@ -1,5 +1,5 @@
subroutine qsGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,BSE2,TDA_W,TDA, &
G0W,GW0,dBSE,dTDA,evDyn,singlet,triplet,eta,regularize,nNuc,ZNuc,rNuc,ENuc,nBas,nC,nO,nV,nR,nS,ERHF, &
dBSE,dTDA,evDyn,singlet,triplet,eta,regularize,nNuc,ZNuc,rNuc,ENuc,nBas,nC,nO,nV,nR,nS,ERHF, &
S,X,T,V,Hc,ERI_AO,ERI_MO,dipole_int_AO,dipole_int_MO,PHF,cHF,eHF)
! Perform a quasiparticle self-consistent GW calculation
@ -23,8 +23,6 @@ subroutine qsGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,
logical,intent(in) :: dBSE
logical,intent(in) :: dTDA
logical,intent(in) :: evDyn
logical,intent(in) :: G0W
logical,intent(in) :: GW0
logical,intent(in) :: singlet
logical,intent(in) :: triplet
double precision,intent(in) :: eta
@ -180,45 +178,23 @@ subroutine qsGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,
! Compute linear response
if(.not. GW0 .or. nSCF == 0) then
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI_MO, &
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
if(print_W) call print_excitation('RPA@qsGW ',ispin,nS,OmRPA)
endif
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI_MO, &
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
if(print_W) call print_excitation('RPA@qsGW ',ispin,nS,OmRPA)
! Compute correlation part of the self-energy
call excitation_density(nBas,nC,nO,nR,nS,ERI_MO,XpY_RPA,rho_RPA)
if(G0W) then
if(regularize) then
if(regularize) then
call regularized_self_energy_correlation(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,EcGM,SigC)
call regularized_renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,Z)
else
call self_energy_correlation(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,EcGM,SigC)
call renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eHF,OmRPA,rho_RPA,Z)
end if
call regularized_self_energy_correlation(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call regularized_renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
else
if(regularize) then
call regularized_self_energy_correlation(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call regularized_renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
else
call self_energy_correlation(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
endif
call self_energy_correlation(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,EcGM,SigC)
call renormalization_factor(COHSEX,eta,nBas,nC,nO,nV,nR,nS,eGW,OmRPA,rho_RPA,Z)
endif

44
src/GW/qsUGW.f90
View File

@ -1,5 +1,5 @@
subroutine qsUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,TDA_W,TDA, &
G0W,GW0,dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta,regularize,nNuc,ZNuc,rNuc,ENuc,nBas,nC,nO, &
dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta,regularize,nNuc,ZNuc,rNuc,ENuc,nBas,nC,nO, &
nV,nR,nS,EUHF,S,X,T,V,Hc,ERI_AO,ERI_aaaa,ERI_aabb,ERI_bbbb,dipole_int_AO,dipole_int_aa, &
dipole_int_bb,PHF,cHF,eHF)
@ -23,8 +23,6 @@ subroutine qsUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE
logical,intent(in) :: dBSE
logical,intent(in) :: dTDA
logical,intent(in) :: evDyn
logical,intent(in) :: G0W
logical,intent(in) :: GW0
logical,intent(in) :: spin_conserved
logical,intent(in) :: spin_flip
double precision,intent(in) :: eta
@ -208,12 +206,8 @@ subroutine qsUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE
! Compute linear response
if(.not. GW0 .or. nSCF == 0) then
call unrestricted_linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS_aa,nS_bb,nS_sc,nS_sc,1d0, &
eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
endif
call unrestricted_linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS_aa,nS_bb,nS_sc,nS_sc,1d0, &
eGW,ERI_aaaa,ERI_aabb,ERI_bbbb,OmRPA,rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
!----------------------!
! Excitation densities !
@ -225,35 +219,17 @@ subroutine qsUGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE
! Compute self-energy and renormalization factor !
!------------------------------------------------!
if(G0W) then
if(regularize) then
if(regularize) then
call unrestricted_regularized_self_energy_correlation(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_regularized_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
call unrestricted_regularized_self_energy_correlation(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_regularized_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,Z)
else
else
call unrestricted_self_energy_correlation(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
call unrestricted_self_energy_correlation(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eHF,OmRPA,rho_RPA,Z)
end if
else
if(regularize) then
call unrestricted_regularized_self_energy_correlation(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_regularized_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
else
call unrestricted_self_energy_correlation(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,SigC,EcGM)
call unrestricted_renormalization_factor(eta,nBas,nC,nO,nV,nR,nS_sc,eGW,OmRPA,rho_RPA,Z)
end if
endif
end if
! Make correlation self-energy Hermitian and transform it back to AO basis

12
src/QuAcK/QuAcK.f90
View File

@ -125,7 +125,7 @@ program QuAcK
integer :: maxSCF_GW,n_diis_GW
double precision :: thresh_GW
logical :: DIIS_GW,COHSEX,SOSEX,TDA_W,G0W,GW0,linGW,regGW
logical :: DIIS_GW,COHSEX,SOSEX,TDA_W,linGW,regGW
double precision :: eta_GW
integer :: maxSCF_GT,n_diis_GT
@ -178,7 +178,7 @@ program QuAcK
TDA,singlet,triplet,spin_conserved,spin_flip, &
maxSCF_GF,thresh_GF,DIIS_GF,n_diis_GF,linGF,eta_GF,renormGF,regGF, &
maxSCF_GW,thresh_GW,DIIS_GW,n_diis_GW,linGW,eta_GW,regGW, &
COHSEX,SOSEX,TDA_W,G0W,GW0, &
COHSEX,SOSEX,TDA_W, &
maxSCF_GT,thresh_GT,DIIS_GT,n_diis_GT,linGT,eta_GT,regGT,TDA_T, &
doACFDT,exchange_kernel,doXBS, &
BSE,dBSE,dTDA,evDyn,ppBSE,BSE2)
@ -1031,14 +1031,14 @@ program QuAcK
if(unrestricted) then
call evUGW(maxSCF_GW,thresh_GW,n_diis_GW,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,TDA_W,TDA, &
G0W,GW0,dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta_GW,regGW,nBas,nC,nO,nV,nR,nS,ENuc, &
dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta_GW,regGW,nBas,nC,nO,nV,nR,nS,ENuc, &
EUHF,S,ERI_AO,ERI_MO_aaaa,ERI_MO_aabb,ERI_MO_bbbb,dipole_int_aa,dipole_int_bb, &
PHF,cHF,eHF,Vxc,eG0W0)
else
call evGW(maxSCF_GW,thresh_GW,n_diis_GW,doACFDT,exchange_kernel,doXBS,COHSEX, &
BSE,BSE2,TDA_W,TDA,G0W,GW0,dBSE,dTDA,evDyn,ppBSE,singlet,triplet,eta_GW,regGW, &
BSE,BSE2,TDA_W,TDA,dBSE,dTDA,evDyn,ppBSE,singlet,triplet,eta_GW,regGW, &
nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI_AO,ERI_MO,dipole_int_MO,PHF,cHF,eHF,Vxc,eG0W0)
end if
call cpu_time(end_evGW)
@ -1060,14 +1060,14 @@ program QuAcK
if(unrestricted) then
call qsUGW(maxSCF_GW,thresh_GW,n_diis_GW,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,TDA_W,TDA, &
G0W,GW0,dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta_GW,regGW,nNuc,ZNuc,rNuc,ENuc,nBas,nC,nO, &
dBSE,dTDA,evDyn,spin_conserved,spin_flip,eta_GW,regGW,nNuc,ZNuc,rNuc,ENuc,nBas,nC,nO, &
nV,nR,nS,EUHF,S,X,T,V,Hc,ERI_AO,ERI_MO_aaaa,ERI_MO_aabb,ERI_MO_bbbb,dipole_int_AO, &
dipole_int_aa,dipole_int_bb,PHF,cHF,eHF)
else
call qsGW(maxSCF_GW,thresh_GW,n_diis_GW,doACFDT,exchange_kernel,doXBS,COHSEX, &
BSE,BSE2,TDA_W,TDA,G0W,GW0,dBSE,dTDA,evDyn,singlet,triplet,eta_GW,regGW,nNuc,ZNuc,rNuc,ENuc, &
BSE,BSE2,TDA_W,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta_GW,regGW,nNuc,ZNuc,rNuc,ENuc, &
nBas,nC,nO,nV,nR,nS,ERHF,S,X,T,V,Hc,ERI_AO,ERI_MO,dipole_int_AO,dipole_int_MO,PHF,cHF,eHF)
end if

12
src/QuAcK/read_options.f90
View File

@ -3,7 +3,7 @@ subroutine read_options(maxSCF_HF,thresh_HF,DIIS_HF,n_diis_HF,guess_type,ortho_t
TDA,singlet,triplet,spin_conserved,spin_flip, &
maxSCF_GF,thresh_GF,DIIS_GF,n_diis_GF,linGF,eta_GF,renormGF,regGF, &
maxSCF_GW,thresh_GW,DIIS_GW,n_diis_GW,linGW,eta_GW,regGW, &
COHSEX,SOSEX,TDA_W,G0W,GW0, &
COHSEX,SOSEX,TDA_W, &
maxSCF_GT,thresh_GT,DIIS_GT,n_diis_GT,linGT,eta_GT,regGT,TDA_T, &
doACFDT,exchange_kernel,doXBS, &
BSE,dBSE,dTDA,evDyn,ppBSE,BSE2)
@ -51,8 +51,6 @@ subroutine read_options(maxSCF_HF,thresh_HF,DIIS_HF,n_diis_HF,guess_type,ortho_t
logical,intent(out) :: COHSEX
logical,intent(out) :: SOSEX
logical,intent(out) :: TDA_W
logical,intent(out) :: G0W
logical,intent(out) :: GW0
logical,intent(out) :: linGW
double precision,intent(out) :: eta_GW
logical,intent(out) :: regGW
@ -173,21 +171,17 @@ subroutine read_options(maxSCF_HF,thresh_HF,DIIS_HF,n_diis_HF,guess_type,ortho_t
COHSEX = .false.
SOSEX = .false.
TDA_W = .false.
G0W = .false.
GW0 = .false.
read(1,*)
read(1,*) maxSCF_GW,thresh_GW,answer1,n_diis_GW,answer2,eta_GW, &
answer3,answer4,answer5,answer6,answer7,answer8
answer3,answer4,answer5,answer6
if(answer1 == 'T') DIIS_GW = .true.
if(answer2 == 'T') linGW = .true.
if(answer3 == 'T') COHSEX = .true.
if(answer4 == 'T') SOSEX = .true.
if(answer5 == 'T') TDA_W = .true.
if(answer6 == 'T') G0W = .true.
if(answer7 == 'T') GW0 = .true.
if(answer8 == 'T') regGW = .true.
if(answer6 == 'T') regGW = .true.
if(.not.DIIS_GW) n_diis_GW = 1
! Read GT options