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https://github.com/pfloos/quack
synced 2024-12-22 12:23:50 +01:00
clean GTpp in progress but unfinished
This commit is contained in:
Pierre-Francois Loos
parent
75479f07f2
commit
da6dada877
@ -273,7 +273,6 @@ subroutine RG0T0pp(dotest,doACFDT,exchange_kernel,doXBS,dophBSE,TDA_T,TDA,dBSE,d
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if(doppBSE) then
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call RGTpp_ppBSE(TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nOrb,nC,nO,nV,nR,nOOs,nVVs,nOOt,nVVt, &
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Om1s,X1s,Y1s,Om2s,X2s,Y2s,rho1s,rho2s,Om1t,X1t,Y1t,Om2t,X2t,Y2t,rho1t,rho2t, &
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ERI,dipole_int,eHF,eGT,EcBSE)
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write(*,*)
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@ -1,6 +1,5 @@
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subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nOrb,nC,nO,nV,nR,nS,nOOab,nVVab,nOOaa,nVVaa, &
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Om1ab,X1ab,Y1ab,Om2ab,X2ab,Y2ab,rho1ab,rho2ab,Om1aa,X1aa,Y1aa,Om2aa,X2aa,Y2aa,rho1aa,rho2aa, &
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ERI,dipole_int,eT,eGT,EcBSE)
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subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nOrb,nC,nO,nV,nR,nS,nOOs,nVVs,nOOt,nVVt, &
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Om1s,X1s,Y1s,Om2s,X2s,Y2s,rho1s,rho2s,Om1t,X1t,Y1t,Om2t,X2t,Y2t,rho1t,rho2t,ERI,dipole_int,eT,eGT,EcBSE)
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! Compute the Bethe-Salpeter excitation energies with the T-matrix kernel
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@ -25,39 +24,38 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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integer,intent(in) :: nR
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integer,intent(in) :: nS
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integer,intent(in) :: nOOab
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integer,intent(in) :: nOOaa
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integer,intent(in) :: nVVab
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integer,intent(in) :: nVVaa
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integer,intent(in) :: nOOs
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integer,intent(in) :: nOOt
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integer,intent(in) :: nVVs
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integer,intent(in) :: nVVt
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double precision,intent(in) :: eT(nOrb)
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double precision,intent(in) :: eGT(nOrb)
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double precision,intent(in) :: ERI(nOrb,nOrb,nOrb,nOrb)
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double precision,intent(in) :: dipole_int(nOrb,nOrb,ncart)
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double precision,intent(in) :: Om1ab(nVVab)
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double precision,intent(in) :: X1ab(nVVab,nVVab)
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double precision,intent(in) :: Y1ab(nOOab,nVVab)
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double precision,intent(in) :: Om2ab(nOOab)
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double precision,intent(in) :: X2ab(nVVab,nOOab)
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double precision,intent(in) :: Y2ab(nOOab,nOOab)
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double precision,intent(in) :: rho1ab(nOrb,nOrb,nVVab)
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double precision,intent(in) :: rho2ab(nOrb,nOrb,nOOab)
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double precision,intent(in) :: Om1aa(nVVaa)
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double precision,intent(in) :: X1aa(nVVaa,nVVaa)
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double precision,intent(in) :: Y1aa(nOOaa,nVVaa)
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double precision,intent(in) :: Om2aa(nOOaa)
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double precision,intent(in) :: X2aa(nVVaa,nOOaa)
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double precision,intent(in) :: Y2aa(nOOaa,nOOaa)
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double precision,intent(in) :: rho1aa(nOrb,nOrb,nVVaa)
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double precision,intent(in) :: rho2aa(nOrb,nOrb,nOOaa)
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double precision,intent(in) :: Om1s(nVVs)
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double precision,intent(in) :: X1s(nVVs,nVVs)
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double precision,intent(in) :: Y1s(nOOs,nVVs)
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double precision,intent(in) :: Om2s(nOOs)
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double precision,intent(in) :: X2s(nVVs,nOOs)
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double precision,intent(in) :: Y2s(nOOs,nOOs)
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double precision,intent(in) :: rho1s(nOrb,nOrb,nVVs)
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double precision,intent(in) :: rho2s(nOrb,nOrb,nOOs)
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double precision,intent(in) :: Om1t(nVVt)
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double precision,intent(in) :: X1t(nVVt,nVVt)
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double precision,intent(in) :: Y1t(nOOt,nVVt)
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double precision,intent(in) :: Om2t(nOOt)
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double precision,intent(in) :: X2t(nVVt,nOOt)
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double precision,intent(in) :: Y2t(nOOt,nOOt)
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double precision,intent(in) :: rho1t(nOrb,nOrb,nVVt)
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double precision,intent(in) :: rho2t(nOrb,nOrb,nOOt)
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! Local variables
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logical :: dRPA
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logical :: dRPA = .false.
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integer :: ispin
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integer :: iblock
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double precision,allocatable :: Bpp(:,:)
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double precision,allocatable :: Cpp(:,:)
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@ -67,8 +65,8 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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double precision,allocatable :: Bph(:,:)
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double precision :: EcRPA(nspin)
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double precision,allocatable :: TAab(:,:),TBab(:,:)
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double precision,allocatable :: TAaa(:,:),TBaa(:,:)
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double precision,allocatable :: TAs(:,:),TBs(:,:)
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double precision,allocatable :: TAt(:,:),TBt(:,:)
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double precision,allocatable :: OmBSE(:)
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double precision,allocatable :: XpY_BSE(:,:)
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double precision,allocatable :: XmY_BSE(:,:)
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@ -79,7 +77,7 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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! Memory allocation
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allocate(Aph(nS,nS),Bph(nS,nS),TAab(nS,nS),TBab(nS,nS),TAaa(nS,nS),TBaa(nS,nS), &
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allocate(Aph(nS,nS),Bph(nS,nS),TAs(nS,nS),TBs(nS,nS),TAt(nS,nS),TBt(nS,nS), &
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OmBSE(nS),XpY_BSE(nS,nS),XmY_BSE(nS,nS))
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!-----!
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@ -91,45 +89,43 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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write(*,*)
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end if
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!---------------------------------------!
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! Compute T-matrix for alpha-beta block !
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!---------------------------------------!
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!------------------------------------!
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! Compute T-matrix for singlet block !
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!------------------------------------!
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ispin = 1
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iblock = 3
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allocate(Bpp(nVVab,nOOab),Cpp(nVVab,nVVab),Dpp(nOOab,nOOab))
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allocate(Bpp(nVVs,nOOs),Cpp(nVVs,nVVs),Dpp(nOOs,nOOs))
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if(.not.TDA_T) call ppLR_B(iblock,nOrb,nC,nO,nV,nR,nOOab,nVVab,1d0,ERI,Bpp)
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call ppLR_C(iblock,nOrb,nC,nO,nV,nR,nVVab,1d0,eT,ERI,Cpp)
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call ppLR_D(iblock,nOrb,nC,nO,nV,nR,nOOab,1d0,eT,ERI,Dpp)
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if(.not.TDA_T) call ppLR_B(ispin,nOrb,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI,Bpp)
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call ppLR_C(ispin,nOrb,nC,nO,nV,nR,nVVs,1d0,eT,ERI,Cpp)
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call ppLR_D(ispin,nOrb,nC,nO,nV,nR,nOOs,1d0,eT,ERI,Dpp)
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call ppLR(TDA_T,nOOab,nVVab,Bpp,Cpp,Dpp,Om1ab,X1ab,Y1ab,Om2ab,X2ab,Y2ab,EcRPA(ispin))
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call ppLR(TDA_T,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcRPA(ispin))
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deallocate(Bpp,Cpp,Dpp)
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call RGTpp_phBSE_static_kernel_A(eta,nOrb,nC,nO,nV,nR,nS,nOOab,nVVab,1d0,Om1ab,rho1ab,Om2ab,rho2ab,TAab)
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if(.not.TDA) call RGTpp_phBSE_static_kernel_B(eta,nOrb,nC,nO,nV,nR,nS,nOOab,nVVab,1d0,Om1ab,rho1ab,Om2ab,rho2ab,TBab)
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call RGTpp_phBSE_static_kernel_A(eta,nOrb,nC,nO,nV,nR,nS,nOOs,nVVs,1d0,Om1s,rho1s,Om2s,rho2s,TAs)
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if(.not.TDA) call RGTpp_phBSE_static_kernel_B(eta,nOrb,nC,nO,nV,nR,nS,nOOs,nVVs,1d0,Om1s,rho1s,Om2s,rho2s,TBs)
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!----------------------------------------!
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! Compute T-matrix for alpha-alpha block !
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!----------------------------------------!
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!------------------------------------!
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! Compute T-matrix for triplet block !
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!------------------------------------!
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ispin = 2
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iblock = 4
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allocate(Bpp(nVVaa,nOOaa),Cpp(nVVaa,nVVaa),Dpp(nOOaa,nOOaa))
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allocate(Bpp(nVVt,nOOt),Cpp(nVVt,nVVt),Dpp(nOOt,nOOt))
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if(.not.TDA_T) call ppLR_B(iblock,nOrb,nC,nO,nV,nR,nOOaa,nVVaa,1d0,ERI,Bpp)
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call ppLR_C(iblock,nOrb,nC,nO,nV,nR,nVVaa,1d0,eT,ERI,Cpp)
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call ppLR_D(iblock,nOrb,nC,nO,nV,nR,nOOaa,1d0,eT,ERI,Dpp)
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if(.not.TDA_T) call ppLR_B(ispin,nOrb,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI,Bpp)
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call ppLR_C(ispin,nOrb,nC,nO,nV,nR,nVVt,1d0,eT,ERI,Cpp)
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call ppLR_D(ispin,nOrb,nC,nO,nV,nR,nOOt,1d0,eT,ERI,Dpp)
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call ppLR(TDA_T,nOOaa,nVVaa,Bpp,Cpp,Dpp,Om1aa,X1aa,Y1aa,Om2aa,X2aa,Y2aa,EcRPA(ispin))
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call ppLR(TDA_T,nOOt,nVVt,Bpp,Cpp,Dpp,Om1t,X1t,Y1t,Om2t,X2t,Y2t,EcRPA(ispin))
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deallocate(Bpp,Cpp,Dpp)
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call RGTpp_phBSE_static_kernel_A(eta,nOrb,nC,nO,nV,nR,nS,nOOaa,nVVaa,1d0,Om1aa,rho1aa,Om2aa,rho2aa,TAaa)
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if(.not.TDA) call RGTpp_phBSE_static_kernel_B(eta,nOrb,nC,nO,nV,nR,nS,nOOaa,nVVaa,1d0,Om1aa,rho1aa,Om2aa,rho2aa,TBaa)
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call RGTpp_phBSE_static_kernel_A(eta,nOrb,nC,nO,nV,nR,nS,nOOt,nVVt,1d0,Om1t,rho1t,Om2t,rho2t,TAt)
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if(.not.TDA) call RGTpp_phBSE_static_kernel_B(eta,nOrb,nC,nO,nV,nR,nS,nOOt,nVVt,1d0,Om1t,rho1t,Om2t,rho2t,TBt)
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!------------------!
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! Singlet manifold !
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@ -144,8 +140,8 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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call phLR_A(ispin,dRPA,nOrb,nC,nO,nV,nR,nS,1d0,eGT,ERI,Aph)
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if(.not.TDA) call phLR_B(ispin,dRPA,nOrb,nC,nO,nV,nR,nS,1d0,ERI,Bph)
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Aph(:,:) = Aph(:,:) + TAaa(:,:) + TAab(:,:)
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if(.not.TDA) Bph(:,:) = Bph(:,:) + TBaa(:,:) + TBab(:,:)
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Aph(:,:) = Aph(:,:) + TAt(:,:) ! TAt(:,:)
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if(.not.TDA) Bph(:,:) = Bph(:,:) + TBt(:,:) ! TBt(:,:)
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call phLR(TDA,nS,Aph,Bph,EcBSE(ispin),OmBSE,XpY_BSE,XmY_BSE)
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@ -155,9 +151,9 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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! Compute dynamic correction for BSE via renormalized perturbation theory
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if(dBSE) &
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call RGTpp_phBSE_dynamic_perturbation(ispin,dTDA,eta,nOrb,nC,nO,nV,nR,nS,nOOab,nVVab,nOOaa,nVVaa, &
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Om1ab,Om2ab,Om1aa,Om2aa,rho1ab,rho2ab,rho1aa,rho2aa,eT,eGT, &
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dipole_int,OmBSE,XpY_BSE,XmY_BSE,TAab,TAaa)
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call RGTpp_phBSE_dynamic_perturbation(ispin,dTDA,eta,nOrb,nC,nO,nV,nR,nS,nOOs,nVVs,nOOt,nVVt, &
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Om1s,Om2s,Om1t,Om2t,rho1s,rho2s,rho1t,rho2t,eT,eGT, &
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dipole_int,OmBSE,XpY_BSE,XmY_BSE,TAs,TAt)
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end if
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@ -174,8 +170,8 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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call phLR_A(ispin,dRPA,nOrb,nC,nO,nV,nR,nS,1d0,eGT,ERI,Aph)
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if(.not.TDA) call phLR_B(ispin,dRPA,nOrb,nC,nO,nV,nR,nS,1d0,ERI,Bph)
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Aph(:,:) = Aph(:,:) + TAaa(:,:) - TAab(:,:)
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if(.not.TDA) Bph(:,:) = Bph(:,:) + TBaa(:,:) - TBab(:,:)
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Aph(:,:) = Aph(:,:) + 1d0*TAt(:,:) - TAs(:,:)
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if(.not.TDA) Bph(:,:) = Bph(:,:) + 1d0*TBt(:,:) - TBs(:,:)
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call phLR(TDA,nS,Aph,Bph,EcBSE(ispin),OmBSE,XpY_BSE,XmY_BSE)
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@ -185,9 +181,9 @@ subroutine RGTpp_phBSE(exchange_kernel,TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,n
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! Compute dynamic correction for BSE via renormalized perturbation theory
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if(dBSE) &
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call RGTpp_phBSE_dynamic_perturbation(ispin,dTDA,eta,nOrb,nC,nO,nV,nR,nS,nOOab,nVVab,nOOaa,nVVaa, &
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Om1ab,Om2ab,Om1aa,Om2aa,rho1ab,rho2ab,rho1aa,rho2aa,eT,eGT, &
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dipole_int,OmBSE,XpY_BSE,XmY_BSE,TAab,TAaa)
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call RGTpp_phBSE_dynamic_perturbation(ispin,dTDA,eta,nOrb,nC,nO,nV,nR,nS,nOOs,nVVs,nOOt,nVVt, &
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Om1s,Om2s,Om1t,Om2t,rho1s,rho2s,rho1t,rho2t,eT,eGT, &
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dipole_int,OmBSE,XpY_BSE,XmY_BSE,TAs,TAt)
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end if
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if(exchange_kernel) then
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@ -1,5 +1,4 @@
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subroutine RGTpp_ppBSE(TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nBas,nC,nO,nV,nR,nOOab,nVVab,nOOaa,nVVaa, &
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Om1ab,X1ab,Y1ab,Om2ab,X2ab,Y2ab,rho1ab,rho2ab,Om1aa,X1aa,Y1aa,Om2aa,X2aa,Y2aa,rho1aa,rho2aa, &
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subroutine RGTpp_ppBSE(TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nBas,nC,nO,nV,nR,nOOs,nVVs,nOOt,nVVt, &
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ERI,dipole_int,eT,eGT,EcBSE)
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! Compute the Bethe-Salpeter excitation energies with the T-matrix kernel
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@ -23,59 +22,90 @@ subroutine RGTpp_ppBSE(TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nBas,nC,nO,nV,nR,
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integer,intent(in) :: nV
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integer,intent(in) :: nR
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integer,intent(in) :: nOOab
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integer,intent(in) :: nOOaa
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integer,intent(in) :: nVVab
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integer,intent(in) :: nVVaa
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integer,intent(in) :: nOOs
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integer,intent(in) :: nOOt
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integer,intent(in) :: nVVs
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integer,intent(in) :: nVVt
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double precision,intent(in) :: eT(nBas)
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double precision,intent(in) :: eGT(nBas)
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double precision,intent(in) :: ERI(nBas,nBas,nBas,nBas)
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double precision,intent(in) :: dipole_int(nBas,nBas,ncart)
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double precision,intent(in) :: Om1ab(nVVab)
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double precision,intent(in) :: X1ab(nVVab,nVVab)
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double precision,intent(in) :: Y1ab(nOOab,nVVab)
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double precision,intent(in) :: Om2ab(nOOab)
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double precision,intent(in) :: X2ab(nVVab,nOOab)
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double precision,intent(in) :: Y2ab(nOOab,nOOab)
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double precision,intent(in) :: rho1ab(nBas,nBas,nVVab)
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double precision,intent(in) :: rho2ab(nBas,nBas,nOOab)
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double precision,intent(in) :: Om1aa(nVVaa)
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double precision,intent(in) :: X1aa(nVVaa,nVVaa)
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double precision,intent(in) :: Y1aa(nOOaa,nVVaa)
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double precision,intent(in) :: Om2aa(nOOaa)
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double precision,intent(in) :: X2aa(nVVaa,nOOaa)
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double precision,intent(in) :: Y2aa(nOOaa,nOOaa)
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double precision,intent(in) :: rho1aa(nBas,nBas,nVVaa)
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double precision,intent(in) :: rho2aa(nBas,nBas,nOOaa)
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! Local variables
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integer :: ispin
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integer :: iblock
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integer :: nOOs
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integer :: nOOt
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integer :: nVVs
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integer :: nVVt
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double precision :: EcRPA(nspin)
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double precision,allocatable :: Bpp(:,:),Cpp(:,:),Dpp(:,:)
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double precision,allocatable :: TBab(:,:),TCab(:,:),TDab(:,:)
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double precision,allocatable :: TBaa(:,:),TCaa(:,:),TDaa(:,:)
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double precision,allocatable :: Om1s(:),Om1t(:)
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double precision,allocatable :: X1s(:,:),X1t(:,:)
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double precision,allocatable :: Y1s(:,:),Y1t(:,:)
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double precision,allocatable :: rho1s(:,:,:),rho1t(:,:,:)
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||||
double precision,allocatable :: Om2s(:),Om2t(:)
|
||||
double precision,allocatable :: X2s(:,:),X2t(:,:)
|
||||
double precision,allocatable :: Y2s(:,:),Y2t(:,:)
|
||||
double precision,allocatable :: rho2s(:,:,:),rho2t(:,:,:)
|
||||
double precision,allocatable :: TBs(:,:),TCs(:,:),TDs(:,:)
|
||||
double precision,allocatable :: TBt(:,:),TCt(:,:),TDt(:,:)
|
||||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(out) :: EcBSE(nspin)
|
||||
|
||||
!------------------------------------!
|
||||
! Compute T-matrix for singlet block !
|
||||
!------------------------------------!
|
||||
|
||||
ispin = 1
|
||||
|
||||
allocate(Om1s(nVVs),X1s(nVVs,nVVs),Y1s(nOOs,nVVs),Om2s(nOOs),X2s(nVVs,nOOs),Y2s(nOOs,nOOs), &
|
||||
Bpp(nVVs,nOOs),Cpp(nVVs,nVVs),Dpp(nOOs,nOOs))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(ispin,nBas,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI,Bpp)
|
||||
call ppLR_C(ispin,nBas,nC,nO,nV,nR,nVVs,1d0,eT,ERI,Cpp)
|
||||
call ppLR_D(ispin,nBas,nC,nO,nV,nR,nOOs,1d0,eT,ERI,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
allocate(TBs(nVVs,nOOs),TCs(nVVs,nVVs),TDs(nOOs,nOOs))
|
||||
|
||||
if(.not.TDA_T) call RGTpp_ppBSE_static_kernel_B(ispin,eta,nBas,nC,nO,nV,nR,nOOs,nVVs,nOOs,nVVs,1d0, &
|
||||
Om1s,rho1s,Om2s,rho2s,TBs)
|
||||
call RGTpp_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nOOs,nVVs,nOOs,nVVs,1d0, &
|
||||
Om1s,rho1s,Om2s,rho2s,TCs)
|
||||
call RGTpp_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOOs,nVVs,nOOs,nVVs,1d0, &
|
||||
Om1s,rho1s,Om2s,rho2s,TDs)
|
||||
|
||||
deallocate(Om1s,X1s,Y1s,Om2s,X2s,Y2s)
|
||||
|
||||
!------------------------------------!
|
||||
! Compute T-matrix for triplet block !
|
||||
!------------------------------------!
|
||||
|
||||
ispin = 2
|
||||
|
||||
allocate(Om1t(nVVt),X1t(nVVt,nVVt),Y1t(nOOt,nVVt),Om2t(nOOt),X2t(nVVt,nOOt),Y2t(nOOt,nOOt), &
|
||||
Bpp(nVVt,nOOt),Cpp(nVVt,nVVt),Dpp(nOOt,nOOt))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(ispin,nBas,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI,Bpp)
|
||||
call ppLR_C(ispin,nBas,nC,nO,nV,nR,nVVt,1d0,eT,ERI,Cpp)
|
||||
call ppLR_D(ispin,nBas,nC,nO,nV,nR,nOOt,1d0,eT,ERI,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOt,nVVt,Bpp,Cpp,Dpp,Om1t,X1t,Y1t,Om2t,X2t,Y2t,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
allocate(TBt(nVVt,nOOt),TCt(nVVt,nVVt),TDt(nOOt,nOOt))
|
||||
|
||||
if(.not.TDA_T) call RGTpp_ppBSE_static_kernel_B(ispin,eta,nBas,nC,nO,nV,nR,nOOt,nVVt,nOOs,nVVs,1d0, &
|
||||
Om1t,rho1t,Om2t,rho2t,TBt)
|
||||
call RGTpp_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nOOt,nVVt,nOOs,nVVs,1d0, &
|
||||
Om1t,rho1t,Om2t,rho2t,TCt)
|
||||
call RGTpp_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOOt,nVVt,nOOs,nVVs,1d0, &
|
||||
Om1t,rho1t,Om2t,rho2t,TDt)
|
||||
|
||||
deallocate(Om1t,X1t,Y1t,Om2t,X2t,Y2t)
|
||||
|
||||
!------------------!
|
||||
! Singlet manifold !
|
||||
@ -85,63 +115,6 @@ subroutine RGTpp_ppBSE(TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nBas,nC,nO,nV,nR,
|
||||
|
||||
ispin = 1
|
||||
|
||||
nOOs = nO*(nO+1)/2
|
||||
nVVs = nV*(nV+1)/2
|
||||
|
||||
!---------------------------------------!
|
||||
! Compute T-matrix for alpha-beta block !
|
||||
!---------------------------------------!
|
||||
|
||||
iblock = 3
|
||||
|
||||
allocate(Bpp(nVVab,nOOab),Cpp(nVVab,nVVab),Dpp(nOOab,nOOab))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOab,nVVab,1d0,ERI,Bpp)
|
||||
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVab,1d0,eT,ERI,Cpp)
|
||||
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOab,1d0,eT,ERI,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOab,nVVab,Bpp,Cpp,Dpp,Om1ab,X1ab,Y1ab,Om2ab,X2ab,Y2ab,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
allocate(TBab(nVVs,nOOs),TCab(nVVs,nVVs),TDab(nOOs,nOOs))
|
||||
|
||||
if(.not.TDA_T) call RGTpp_ppBSE_static_kernel_B(ispin,eta,nBas,nC,nO,nV,nR,nOOab,nVVab,nOOs,nVVs,1d0, &
|
||||
Om1ab,rho1ab,Om2ab,rho2ab,TBab)
|
||||
call RGTpp_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nOOab,nVVab,nOOs,nVVs,1d0, &
|
||||
Om1ab,rho1ab,Om2ab,rho2ab,TCab)
|
||||
call RGTpp_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOOab,nVVab,nOOs,nVVs,1d0, &
|
||||
Om1ab,rho1ab,Om2ab,rho2ab,TDab)
|
||||
|
||||
!----------------------------------------!
|
||||
! Compute T-matrix for alpha-alpha block !
|
||||
!----------------------------------------!
|
||||
|
||||
iblock = 4
|
||||
|
||||
allocate(Bpp(nVVaa,nOOaa),Cpp(nVVaa,nVVaa),Dpp(nOOaa,nOOaa))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOaa,nVVaa,1d0,ERI,Bpp)
|
||||
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVaa,1d0,eT,ERI,Cpp)
|
||||
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOaa,1d0,eT,ERI,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOaa,nVVaa,Bpp,Cpp,Dpp,Om1aa,X1aa,Y1aa,Om2aa,X2aa,Y2aa,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
allocate(TBaa(nVVs,nOOs),TCaa(nVVs,nVVs),TDaa(nOOs,nOOs))
|
||||
|
||||
if(.not.TDA_T) call RGTpp_ppBSE_static_kernel_B(ispin,eta,nBas,nC,nO,nV,nR,nOOaa,nVVaa,nOOs,nVVs,1d0, &
|
||||
Om1aa,rho1aa,Om2aa,rho2aa,TBaa)
|
||||
call RGTpp_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nOOaa,nVVaa,nOOs,nVVs,1d0, &
|
||||
Om1aa,rho1aa,Om2aa,rho2aa,TCaa)
|
||||
call RGTpp_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOOaa,nVVaa,nOOs,nVVs,1d0, &
|
||||
Om1aa,rho1aa,Om2aa,rho2aa,TDaa)
|
||||
|
||||
!----------------------------------!
|
||||
! pp/hh sectors for singlet states !
|
||||
!----------------------------------!
|
||||
|
||||
EcBSE(ispin) = 0d0
|
||||
|
||||
allocate(Om1s(nVVs),X1s(nVVs,nVVs),Y1s(nOOs,nVVs),Om2s(nOOs),X2s(nVVs,nOOs),Y2s(nOOs,nOOs), &
|
||||
Bpp(nVVs,nOOs),Cpp(nVVs,nVVs),Dpp(nOOs,nOOs))
|
||||
|
||||
@ -149,15 +122,15 @@ subroutine RGTpp_ppBSE(TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nBas,nC,nO,nV,nR,
|
||||
call ppLR_C(ispin,nBas,nC,nO,nV,nR,nVVs,1d0,eGT,ERI,Cpp)
|
||||
call ppLR_D(ispin,nBas,nC,nO,nV,nR,nOOs,1d0,eGT,ERI,Dpp)
|
||||
|
||||
Bpp(:,:) = Bpp(:,:) - TBab(:,:) - TBaa(:,:)
|
||||
Cpp(:,:) = Cpp(:,:) - TCab(:,:) - TCaa(:,:)
|
||||
Dpp(:,:) = Dpp(:,:) - TDab(:,:) - TDaa(:,:)
|
||||
Bpp(:,:) = Bpp(:,:) - TBs(:,:) - TBt(:,:)
|
||||
Cpp(:,:) = Cpp(:,:) - TCs(:,:) - TCt(:,:)
|
||||
Dpp(:,:) = Dpp(:,:) - TDs(:,:) - TDt(:,:)
|
||||
|
||||
call ppLR(TDA,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcBSE(ispin))
|
||||
|
||||
call ppLR_transition_vectors(.true.,nBas,nC,nO,nV,nR,nOOs,nVVs,dipole_int,Om1s,X1s,Y1s,Om2s,X2s,Y2s)
|
||||
|
||||
deallocate(Om1s,X1s,Y1s,Om2s,X2s,Y2s,TBab,TCab,TDab,TBaa,TCaa,TDaa,Bpp,Cpp,Dpp)
|
||||
deallocate(Om1s,X1s,Y1s,Om2s,X2s,Y2s,Bpp,Cpp,Dpp)
|
||||
|
||||
end if
|
||||
|
||||
@ -169,80 +142,24 @@ subroutine RGTpp_ppBSE(TDA_T,TDA,dBSE,dTDA,singlet,triplet,eta,nBas,nC,nO,nV,nR,
|
||||
|
||||
ispin = 2
|
||||
|
||||
nOOt = nO*(nO-1)/2
|
||||
nVVt = nV*(nV-1)/2
|
||||
|
||||
!---------------------------------------!
|
||||
! Compute T-matrix for alpha-beta block !
|
||||
!---------------------------------------!
|
||||
|
||||
iblock = 3
|
||||
|
||||
allocate(Bpp(nVVab,nOOab),Cpp(nVVab,nVVab),Dpp(nOOab,nOOab))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOab,nVVab,1d0,ERI,Bpp)
|
||||
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVab,1d0,eT,ERI,Cpp)
|
||||
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOab,1d0,eT,ERI,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOab,nVVab,Bpp,Cpp,Dpp,Om1ab,X1ab,Y1ab,Om2ab,X2ab,Y2ab,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
allocate(TBab(nVVt,nOOt),TCab(nVVt,nVVt),TDab(nOOt,nOOt))
|
||||
|
||||
if(.not.TDA_T) call RGTpp_ppBSE_static_kernel_B(ispin,eta,nBas,nC,nO,nV,nR,nOOab,nVVab,nOOt,nVVt,1d0, &
|
||||
Om1ab,rho1ab,Om2ab,rho2ab,TBab)
|
||||
call RGTpp_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nOOab,nVVab,nOOt,nVVt,1d0, &
|
||||
Om1ab,rho1ab,Om2ab,rho2ab,TCab)
|
||||
call RGTpp_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOOab,nVVab,nOOt,nVVt,1d0, &
|
||||
Om1ab,rho1ab,Om2ab,rho2ab,TDab)
|
||||
|
||||
!----------------------------------------!
|
||||
! Compute T-matrix for alpha-alpha block !
|
||||
!----------------------------------------!
|
||||
|
||||
iblock = 4
|
||||
|
||||
allocate(Bpp(nVVaa,nOOaa),Cpp(nVVaa,nVVaa),Dpp(nOOaa,nOOaa))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nBas,nC,nO,nV,nR,nOOaa,nVVaa,1d0,ERI,Bpp)
|
||||
call ppLR_C(iblock,nBas,nC,nO,nV,nR,nVVaa,1d0,eT,ERI,Cpp)
|
||||
call ppLR_D(iblock,nBas,nC,nO,nV,nR,nOOaa,1d0,eT,ERI,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOaa,nVVaa,Bpp,Cpp,Dpp,Om1aa,X1aa,Y1aa,Om2aa,X2aa,Y2aa,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
allocate(TBaa(nVVt,nOOt),TCaa(nVVt,nVVt),TDaa(nOOt,nOOt))
|
||||
|
||||
if(.not.TDA_T) call RGTpp_ppBSE_static_kernel_B(ispin,eta,nBas,nC,nO,nV,nR,nOOaa,nVVaa,nOOt,nVVt,1d0, &
|
||||
Om1aa,rho1aa,Om2aa,rho2aa,TBaa)
|
||||
call RGTpp_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nOOaa,nVVaa,nOOt,nVVt,1d0, &
|
||||
Om1aa,rho1aa,Om2aa,rho2aa,TCaa)
|
||||
call RGTpp_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOOaa,nVVaa,nOOt,nVVt,1d0, &
|
||||
Om1aa,rho1aa,Om2aa,rho2aa,TDaa)
|
||||
|
||||
!----------------------------------!
|
||||
! pp/hh sectors for triplet states !
|
||||
!----------------------------------!
|
||||
|
||||
EcBSE(ispin) = 0d0
|
||||
|
||||
allocate(Om1t(nVVt),X1t(nVVt,nVVt),Y1t(nOOt,nVVt),Om2t(nOOt),X2t(nVVt,nOOt),Y2t(nOOt,nOOt), &
|
||||
Bpp(nVVt,nOOt),Cpp(nVVt,nVVt),Dpp(nOOt,nOOt))
|
||||
|
||||
|
||||
if(.not.TDA) call ppLR_B(ispin,nBas,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI,Bpp)
|
||||
call ppLR_C(ispin,nBas,nC,nO,nV,nR,nVVs,1d0,eGT,ERI,Cpp)
|
||||
call ppLR_D(ispin,nBas,nC,nO,nV,nR,nOOs,1d0,eGT,ERI,Dpp)
|
||||
|
||||
Bpp(:,:) = Bpp(:,:) + TBab(:,:) - TBaa(:,:)
|
||||
Cpp(:,:) = Cpp(:,:) + TCab(:,:) - TCaa(:,:)
|
||||
Dpp(:,:) = Dpp(:,:) + TDab(:,:) - TDaa(:,:)
|
||||
Bpp(:,:) = Bpp(:,:) + TBs(:,:) - TBt(:,:)
|
||||
Cpp(:,:) = Cpp(:,:) + TCs(:,:) - TCt(:,:)
|
||||
Dpp(:,:) = Dpp(:,:) + TDs(:,:) - TDt(:,:)
|
||||
|
||||
call ppLR(TDA,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcBSE(ispin))
|
||||
|
||||
call ppLR_transition_vectors(.false.,nBas,nC,nO,nV,nR,nOOt,nVVt,dipole_int,Om1t,X1t,Y1t,Om2t,X2t,Y2t)
|
||||
|
||||
deallocate(Om1t,X1t,Y1t,Om2t,X2t,Y2t,TBab,TCab,TDab,TBaa,TCaa,TDaa,Bpp,Cpp,Dpp)
|
||||
deallocate(Om1t,X1t,Y1t,Om2t,X2t,Y2t,Bpp,Cpp,Dpp)
|
||||
|
||||
end if
|
||||
|
||||
|
||||
@ -48,7 +48,6 @@ subroutine evRGTpp(dotest,maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,B
|
||||
double precision :: rcond
|
||||
double precision :: Conv
|
||||
integer :: ispin
|
||||
integer :: iblock
|
||||
integer :: nOOs,nOOt
|
||||
integer :: nVVs,nVVt
|
||||
double precision :: EcGM
|
||||
@ -91,8 +90,8 @@ subroutine evRGTpp(dotest,maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,B
|
||||
|
||||
! Dimensions of the pp-RPA linear reponse matrices
|
||||
|
||||
nOOs = nO*nO
|
||||
nVVs = nV*nV
|
||||
nOOs = nO*(nO+1)/2
|
||||
nVVs = nV*(nV+1)/2
|
||||
|
||||
nOOt = nO*(nO-1)/2
|
||||
nVVt = nV*(nV-1)/2
|
||||
@ -131,15 +130,14 @@ subroutine evRGTpp(dotest,maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,B
|
||||
!----------------------------------------------
|
||||
|
||||
ispin = 1
|
||||
iblock = 3
|
||||
|
||||
! Compute linear response
|
||||
|
||||
allocate(Bpp(nVVs,nOOs),Cpp(nVVs,nVVs),Dpp(nOOs,nOOs))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nOrb,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI,Bpp)
|
||||
call ppLR_C(iblock,nOrb,nC,nO,nV,nR,nVVs,1d0,eGT,ERI,Cpp)
|
||||
call ppLR_D(iblock,nOrb,nC,nO,nV,nR,nOOs,1d0,eGT,ERI,Dpp)
|
||||
if(.not.TDA_T) call ppLR_B(ispin,nOrb,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI,Bpp)
|
||||
call ppLR_C(ispin,nOrb,nC,nO,nV,nR,nVVs,1d0,eGT,ERI,Cpp)
|
||||
call ppLR_D(ispin,nOrb,nC,nO,nV,nR,nOOs,1d0,eGT,ERI,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcRPA(ispin))
|
||||
|
||||
@ -150,32 +148,31 @@ subroutine evRGTpp(dotest,maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,B
|
||||
!----------------------------------------------
|
||||
|
||||
ispin = 2
|
||||
iblock = 4
|
||||
|
||||
! Compute linear response
|
||||
|
||||
allocate(Bpp(nVVt,nOOt),Cpp(nVVt,nVVt),Dpp(nOOt,nOOt))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nOrb,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI,Bpp)
|
||||
call ppLR_C(iblock,nOrb,nC,nO,nV,nR,nVVt,1d0,eGT,ERI,Cpp)
|
||||
call ppLR_D(iblock,nOrb,nC,nO,nV,nR,nOOt,1d0,eGT,ERI,Dpp)
|
||||
if(.not.TDA_T) call ppLR_B(ispin,nOrb,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI,Bpp)
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call ppLR_C(ispin,nOrb,nC,nO,nV,nR,nVVt,1d0,eGT,ERI,Cpp)
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call ppLR_D(ispin,nOrb,nC,nO,nV,nR,nOOt,1d0,eGT,ERI,Dpp)
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call ppLR(TDA_T,nOOt,nVVt,Bpp,Cpp,Dpp,Om1t,X1t,Y1t,Om2t,X2t,Y2t,EcRPA(ispin))
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deallocate(Bpp,Cpp,Dpp)
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EcRPA(1) = EcRPA(1) - EcRPA(2)
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||||
EcRPA(1) = 1d0*EcRPA(1)
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EcRPA(2) = 3d0*EcRPA(2)
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!----------------------------------------------
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||||
! Compute T-matrix version of the self-energy
|
||||
!----------------------------------------------
|
||||
|
||||
iblock = 3
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||||
call RGTpp_excitation_density(iblock,nOrb,nC,nO,nV,nR,nOOs,nVVs,ERI,X1s,Y1s,rho1s,X2s,Y2s,rho2s)
|
||||
ispin = 3
|
||||
call RGTpp_excitation_density(ispin,nOrb,nC,nO,nV,nR,nOOs,nVVs,ERI,X1s,Y1s,rho1s,X2s,Y2s,rho2s)
|
||||
|
||||
iblock = 4
|
||||
call RGTpp_excitation_density(iblock,nOrb,nC,nO,nV,nR,nOOt,nVVt,ERI,X1t,Y1t,rho1t,X2t,Y2t,rho2t)
|
||||
ispin = 4
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||||
call RGTpp_excitation_density(ispin,nOrb,nC,nO,nV,nR,nOOt,nVVt,ERI,X1t,Y1t,rho1t,X2t,Y2t,rho2t)
|
||||
|
||||
!----------------------------------------------
|
||||
! Compute T-matrix version of the self-energy
|
||||
|
||||
@ -53,7 +53,6 @@ subroutine qsRGTpp(dotest,maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,d
|
||||
integer :: nSCF
|
||||
integer :: nBas_Sq
|
||||
integer :: ispin
|
||||
integer :: iblock
|
||||
integer :: n_diis
|
||||
double precision :: ET
|
||||
double precision :: EV
|
||||
@ -108,8 +107,8 @@ subroutine qsRGTpp(dotest,maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,d
|
||||
|
||||
! Dimensions of the pp-RPA linear reponse matrices
|
||||
|
||||
nOOs = nO*nO
|
||||
nVVs = nV*nV
|
||||
nOOs = nO*(nO+1)/2
|
||||
nVVs = nV*(nV+1)/2
|
||||
|
||||
nOOt = nO*(nO-1)/2
|
||||
nVVt = nV*(nV-1)/2
|
||||
@ -196,41 +195,39 @@ subroutine qsRGTpp(dotest,maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,d
|
||||
! Compute linear response
|
||||
|
||||
ispin = 1
|
||||
iblock = 3
|
||||
|
||||
allocate(Bpp(nVVs,nOOs),Cpp(nVVs,nVVs),Dpp(nOOs,nOOs))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nOrb,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI_MO,Bpp)
|
||||
call ppLR_C(iblock,nOrb,nC,nO,nV,nR,nVVs,1d0,eGT,ERI_MO,Cpp)
|
||||
call ppLR_D(iblock,nOrb,nC,nO,nV,nR,nOOs,1d0,eGT,ERI_MO,Dpp)
|
||||
if(.not.TDA_T) call ppLR_B(ispin,nOrb,nC,nO,nV,nR,nOOs,nVVs,1d0,ERI_MO,Bpp)
|
||||
call ppLR_C(ispin,nOrb,nC,nO,nV,nR,nVVs,1d0,eGT,ERI_MO,Cpp)
|
||||
call ppLR_D(ispin,nOrb,nC,nO,nV,nR,nOOs,1d0,eGT,ERI_MO,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOs,nVVs,Bpp,Cpp,Dpp,Om1s,X1s,Y1s,Om2s,X2s,Y2s,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
|
||||
ispin = 2
|
||||
iblock = 4
|
||||
|
||||
allocate(Bpp(nVVt,nOOt),Cpp(nVVt,nVVt),Dpp(nOOt,nOOt))
|
||||
|
||||
if(.not.TDA_T) call ppLR_B(iblock,nOrb,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI_MO,Bpp)
|
||||
call ppLR_C(iblock,nOrb,nC,nO,nV,nR,nVVt,1d0,eGT,ERI_MO,Cpp)
|
||||
call ppLR_D(iblock,nOrb,nC,nO,nV,nR,nOOt,1d0,eGT,ERI_MO,Dpp)
|
||||
if(.not.TDA_T) call ppLR_B(ispin,nOrb,nC,nO,nV,nR,nOOt,nVVt,1d0,ERI_MO,Bpp)
|
||||
call ppLR_C(ispin,nOrb,nC,nO,nV,nR,nVVt,1d0,eGT,ERI_MO,Cpp)
|
||||
call ppLR_D(ispin,nOrb,nC,nO,nV,nR,nOOt,1d0,eGT,ERI_MO,Dpp)
|
||||
|
||||
call ppLR(TDA_T,nOOt,nVVt,Bpp,Cpp,Dpp,Om1t,X1t,Y1t,Om2t,X2t,Y2t,EcRPA(ispin))
|
||||
|
||||
deallocate(Bpp,Cpp,Dpp)
|
||||
|
||||
EcRPA(1) = EcRPA(1) - EcRPA(2)
|
||||
EcRPA(1) = 1d0*EcRPA(1)
|
||||
EcRPA(2) = 3d0*EcRPA(2)
|
||||
|
||||
! Compute correlation part of the self-energy
|
||||
|
||||
iblock = 3
|
||||
call RGTpp_excitation_density(iblock,nOrb,nC,nO,nV,nR,nOOs,nVVs,ERI_MO,X1s,Y1s,rho1s,X2s,Y2s,rho2s)
|
||||
ispin = 3
|
||||
call RGTpp_excitation_density(ispin,nOrb,nC,nO,nV,nR,nOOs,nVVs,ERI_MO,X1s,Y1s,rho1s,X2s,Y2s,rho2s)
|
||||
|
||||
iblock = 4
|
||||
call RGTpp_excitation_density(iblock,nOrb,nC,nO,nV,nR,nOOt,nVVt,ERI_MO,X1t,Y1t,rho1t,X2t,Y2t,rho2t)
|
||||
ispin = 4
|
||||
call RGTpp_excitation_density(ispin,nOrb,nC,nO,nV,nR,nOOt,nVVt,ERI_MO,X1t,Y1t,rho1t,X2t,Y2t,rho2t)
|
||||
|
||||
if(regularize) then
|
||||
call GTpp_regularization(eta,nOrb,nC,nO,nV,nR,nOOs,nVVs,eGT,Om1s,rho1s,Om2s,rho2s)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user