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https://github.com/pfloos/quack
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dynamic BSE@GT
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fc0f9bb5f0
@ -13,9 +13,9 @@
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# G0F2* evGF2* qsGF2* G0F3 evGF3
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F F F F F
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# G0W0* evGW* qsGW* ufG0W0 ufGW
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F F F F F
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T F F F F
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# G0T0 evGT qsGT
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T F F
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F F F
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# MCMP2
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F
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# * unrestricted version available
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@ -15,6 +15,6 @@
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# ACFDT: AC Kx XBS
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F F F
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# BSE: BSE dBSE dTDA evDyn
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T F T F
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T T T F
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# MCMP2: nMC nEq nWalk dt nPrint iSeed doDrift
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1000000 100000 10 0.3 10000 1234 T
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@ -73,9 +73,9 @@ subroutine Bethe_Salpeter_Tmatrix(TDA_T,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,
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allocate(TAs(nS,nS),TBs(nS,nS),TAt(nS,nS),TBt(nS,nS), &
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OmBSE(nS,nspin),XpY_BSE(nS,nS,nspin),XmY_BSE(nS,nS,nspin))
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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 alpha-beta block !
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!---------------------------------------!
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ispin = 1
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iblock = 3
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@ -93,9 +93,9 @@ subroutine Bethe_Salpeter_Tmatrix(TDA_T,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,
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! print*,'ab block of TB'
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! call matout(nS,nS,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 alpha-alpha block !
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!----------------------------------------!
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ispin = 2
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iblock = 4
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@ -113,9 +113,9 @@ subroutine Bethe_Salpeter_Tmatrix(TDA_T,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,
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! print*,'aa block of TB'
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! call matout(nS,nS,TBt)
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!-------------------
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! Singlet manifold
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!-------------------
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!------------------!
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! Singlet manifold !
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!------------------!
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if(singlet) then
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@ -124,39 +124,18 @@ subroutine Bethe_Salpeter_Tmatrix(TDA_T,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,
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! Compute BSE singlet excitation energies
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call linear_response_Tmatrix(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TAs+TAt,TBs+TBt, &
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call linear_response_Tmatrix(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TAt+TAs,TBt+TBs, &
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EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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call print_excitation('BSE@GT ',ispin,nS,OmBSE(:,ispin))
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call print_transition_vectors(.true.,nBas,nC,nO,nV,nR,nS,dipole_int, &
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OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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!-------------------------------------------------
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! Compute the dynamical screening at the BSE level
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!-------------------------------------------------
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if(dBSE) then
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! Compute dynamic correction for BSE via perturbation theory (iterative or renormalized)
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if(evDyn) then
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print*, ' Iterative dynamical correction for BSE@GT NYI'
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! call Bethe_Salpeter_dynamic_perturbation_iterative(dTDA,eta,nBas,nC,nO,nV,nR,nS,eGW,dipole_int,OmRPA,rho_RPA, &
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! OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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else
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call Bethe_Salpeter_Tmatrix_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR,nS,nOOs,nVVs,Omega1s,Omega2s,rho1s,rho2s, &
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eT,eGT,dipole_int,OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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end if
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end if
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end if
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!-------------------
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! Triplet manifold
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!-------------------
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!------------------!
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! Triplet manifold !
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!------------------!
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if(triplet) then
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@ -171,26 +150,26 @@ subroutine Bethe_Salpeter_Tmatrix(TDA_T,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,
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call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int, &
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OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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!-------------------------------------------------
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! Compute the dynamical screening at the BSE level
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!-------------------------------------------------
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end if
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if(dBSE) then
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!--------------------------------------------------!
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! Compute the dynamical screening at the BSE level !
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!--------------------------------------------------!
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! Compute dynamic correction for BSE via perturbation theory (iterative or renormalized)
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if(dBSE) then
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if(evDyn) then
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! Compute dynamic correction for BSE via perturbation theory (iterative or renormalized)
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if(evDyn) then
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print*, ' Iterative dynamical correction for BSE@GT NYI'
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! call Bethe_Salpeter_dynamic_perturbation_iterative(dTDA,eta,nBas,nC,nO,nV,nR,nS,eGW,dipole_int,OmRPA,rho_RPA, &
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! OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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else
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call Bethe_Salpeter_Tmatrix_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR,nS,nOOt,nVVt,Omega1t,Omega2t,rho1t,rho2t, &
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eT,eGT,dipole_int,OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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end if
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print*, ' Iterative dynamical correction for BSE@GT NYI'
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! call Bethe_Salpeter_dynamic_perturbation_iterative(dTDA,eta,nBas,nC,nO,nV,nR,nS,eGW,dipole_int,OmRPA,rho_RPA, &
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! OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
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else
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call Bethe_Salpeter_Tmatrix_dynamic_perturbation(singlet,triplet,dTDA,eta,nBas,nC,nO,nV,nR,nS,nOOs,nVVs,nOOt,nVVt, &
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Omega1s,Omega2s,Omega1t,Omega2t,rho1s,rho2s,rho1t,rho2t,eT,eGT, &
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dipole_int,OmBSE,XpY_BSE,XmY_BSE,TAs,TBs,TAt,TBt)
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end if
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end if
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@ -1,5 +1,7 @@
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subroutine Bethe_Salpeter_Tmatrix_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,Omega1,Omega2,rho1,rho2, &
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eT,eGT,dipole_int,OmBSE,XpY,XmY)
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subroutine Bethe_Salpeter_Tmatrix_dynamic_perturbation(singlet,triplet,dTDA,eta,nBas,nC,nO,nV,nR,nS,nOOs,nVVs,nOOt,nVVt, &
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Omega1s,Omega2s,Omega1t,Omega2t,rho1s,rho2s,rho1t,rho2t,eT,eGT, &
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dipole_int,OmBSE,XpY,XmY,TAs,TBs,TAt,TBt)
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! Compute dynamical effects via perturbation theory for BSE@GT
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implicit none
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@ -7,6 +9,8 @@ subroutine Bethe_Salpeter_Tmatrix_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR
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! Input variables
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logical,intent(in) :: singlet
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logical,intent(in) :: triplet
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logical,intent(in) :: dTDA
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double precision,intent(in) :: eta
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integer,intent(in) :: nBas
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@ -16,116 +20,152 @@ subroutine Bethe_Salpeter_Tmatrix_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR
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integer,intent(in) :: nR
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integer,intent(in) :: nS
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integer,intent(in) :: nOO
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integer,intent(in) :: nVV
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integer,intent(in) :: nOOs
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integer,intent(in) :: nVVs
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integer,intent(in) :: nOOt
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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) :: dipole_int(nBas,nBas,ncart)
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double precision,intent(in) :: OmBSE(nS)
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double precision,intent(in) :: XpY(nS,nS)
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double precision,intent(in) :: XmY(nS,nS)
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double precision,intent(in) :: OmBSE(nS,nspin)
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double precision,intent(in) :: XpY(nS,nS,nspin)
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double precision,intent(in) :: XmY(nS,nS,nspin)
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double precision,intent(in) :: Omega1(nVV)
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double precision,intent(in) :: Omega2(nOO)
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double precision,intent(in) :: rho1(nBas,nBas,nVV)
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double precision,intent(in) :: rho2(nBas,nBas,nOO)
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double precision,intent(in) :: Omega1s(nVVs)
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double precision,intent(in) :: Omega2s(nOOs)
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double precision,intent(in) :: rho1s(nBas,nBas,nVVs)
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double precision,intent(in) :: rho2s(nBas,nBas,nOOs)
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double precision,intent(in) :: Omega1t(nVVt)
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double precision,intent(in) :: Omega2t(nOOt)
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double precision,intent(in) :: rho1t(nBas,nBas,nVVt)
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double precision,intent(in) :: rho2t(nBas,nBas,nOOt)
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double precision,intent(in) :: TAs(nS,nS)
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double precision,intent(in) :: TBs(nS,nS)
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double precision,intent(in) :: TAt(nS,nS)
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double precision,intent(in) :: TBt(nS,nS)
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! Local variables
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integer :: ia
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integer :: ispin
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integer,parameter :: maxS = 10
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integer :: maxS = 10
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double precision :: gapGT
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double precision,allocatable :: OmDyn(:)
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double precision,allocatable :: ZDyn(:)
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double precision,allocatable :: OmDyn(:,:)
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double precision,allocatable :: ZDyn(:,:)
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double precision,allocatable :: X(:)
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double precision,allocatable :: Y(:)
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double precision,allocatable :: Ap_dyn(:,:)
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double precision,allocatable :: ZAp_dyn(:,:)
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double precision,allocatable :: dTAs(:,:)
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double precision,allocatable :: ZAs(:,:)
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double precision,allocatable :: Bp_dyn(:,:)
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double precision,allocatable :: ZBp_dyn(:,:)
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double precision,allocatable :: Am_dyn(:,:)
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double precision,allocatable :: ZAm_dyn(:,:)
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double precision,allocatable :: Bm_dyn(:,:)
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double precision,allocatable :: ZBm_dyn(:,:)
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double precision,allocatable :: dTAt(:,:)
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double precision,allocatable :: ZAt(:,:)
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! Memory allocation
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allocate(OmDyn(nS),ZDyn(nS),X(nS),Y(nS),Ap_dyn(nS,nS),ZAp_dyn(nS,nS))
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if(.not.dTDA) allocate(Am_dyn(nS,nS),ZAm_dyn(nS,nS),Bp_dyn(nS,nS),ZBp_dyn(nS,nS),Bm_dyn(nS,nS),ZBm_dyn(nS,nS))
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maxS = min(nS,maxS)
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allocate(OmDyn(maxS,nspin),ZDyn(maxS,nspin),X(nS),Y(nS),dTAs(nS,nS),ZAs(nS,nS),dTAt(nS,nS),ZAt(nS,nS))
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if(dTDA) then
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write(*,*)
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write(*,*) '*** dynamical TDA activated ***'
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write(*,*)
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else
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print*, ' Beyond-TDA dynamical correction for BSE@GT NYI'
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return
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end if
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OmDyn(:,:) = 0d0
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ZDyn(:,:) = 0d0
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do ia=1,maxS
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! Compute dynamical T-matrix for alpha-beta block !
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ispin = 1
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call dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOOs,nVVs,1d0,eGT,Omega1s,Omega2s,rho1s,rho2s,OmBSE(ia,ispin),dTAs,ZAs)
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! Compute dynamical T-matrix for alpha-beta block !
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ispin = 2
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call dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOOt,nVVt,1d0,eGT,Omega1t,Omega2t,rho1t,rho2t,OmBSE(ia,ispin),dTAt,ZAt)
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do ispin=1,nspin
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X(:) = 0.5d0*(XpY(ia,:,ispin) + XmY(ia,:,ispin))
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Y(:) = 0.5d0*(XpY(ia,:,ispin) - XmY(ia,:,ispin))
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! First-order correction
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if(ispin == 1) then
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ZDyn(ia,ispin) = dot_product(X,matmul(ZAt+ZAs,X))
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OmDyn(ia,ispin) = dot_product(X,matmul(dTAt+dTAs,X)) - dot_product(X,matmul(TAt+TAs,X))
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end if
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if(ispin == 2) then
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ZDyn(ia,ispin) = dot_product(X,matmul(ZAt-ZAs,X))
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OmDyn(ia,ispin) = dot_product(X,matmul(dTAt-dTAs,X)) - dot_product(X,matmul(TAt-TAs,X))
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end if
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ZDyn(ia,ispin) = 1d0/(1d0 - ZDyn(ia,ispin))
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OmDyn(ia,ispin) = ZDyn(ia,ispin)*OmDyn(ia,ispin)
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end do
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end do
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!--------------!
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! Dump results !
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!--------------!
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gapGT = eGT(nO+1) - eGT(nO)
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,*) ' First-order dynamical correction to static Bethe-Salpeter excitation energies '
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,'(A57,F10.6,A3)') ' BSE neutral excitation must be lower than the GT gap = ',gapGT*HaToeV,' eV'
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,'(2X,A5,1X,A20,1X,A20,1X,A20,1X,A20)') '#','Static (eV)','Dynamic (eV)','Correction (eV)','Renorm. (eV)'
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write(*,*) '---------------------------------------------------------------------------------------------------'
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if(singlet) then
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do ia=1,min(nS,maxS)
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ispin = 1
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X(:) = 0.5d0*(XpY(ia,:) + XmY(ia,:))
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Y(:) = 0.5d0*(XpY(ia,:) - XmY(ia,:))
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,*) ' First-order dynamical correction to static singlet Bethe-Salpeter excitation energies '
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,'(A57,F10.6,A3)') ' BSE neutral excitation must be lower than the GT gap = ',gapGT*HaToeV,' eV'
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,'(2X,A5,1X,A20,1X,A20,1X,A20,1X,A20)') '#','Static (eV)','Dynamic (eV)','Correction (eV)','Renorm. (eV)'
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write(*,*) '---------------------------------------------------------------------------------------------------'
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! First-order correction
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do ia=1,maxS
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write(*,'(2X,I5,5X,F15.6,5X,F15.6,5X,F15.6,5X,F15.6)') &
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ia,OmBSE(ia,ispin)*HaToeV,(OmBSE(ia,ispin)+OmDyn(ia,ispin))*HaToeV,OmDyn(ia,ispin)*HaToeV,ZDyn(ia,ispin)
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end do
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if(dTDA) then
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,*)
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! Resonant part of the BSE correction for dynamical TDA
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end if
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call dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,1d0,eGT,Omega1,Omega2,rho1,rho2,OmBSE(ia),Ap_dyn,Zap_dyn)
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if(triplet) then
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ZDyn(ia) = dot_product(X,matmul(ZAp_dyn,X))
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OmDyn(ia) = dot_product(X,matmul( Ap_dyn,X))
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ispin = 2
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else
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,*) ' First-order dynamical correction to static triplet Bethe-Salpeter excitation energies '
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,'(A57,F10.6,A3)') ' BSE neutral excitation must be lower than the GT gap = ',gapGT*HaToeV,' eV'
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,'(2X,A5,1X,A20,1X,A20,1X,A20,1X,A20)') '#','Static (eV)','Dynamic (eV)','Correction (eV)','Renorm. (eV)'
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write(*,*) '---------------------------------------------------------------------------------------------------'
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print*, ' Beyond-TDA dynamical correction for BSE@GT NYI'
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! Resonant and anti-resonant part of the BSE correction
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do ia=1,maxS
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write(*,'(2X,I5,5X,F15.6,5X,F15.6,5X,F15.6,5X,F15.6)') &
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ia,OmBSE(ia,ispin)*HaToeV,(OmBSE(ia,ispin)+OmDyn(ia,ispin))*HaToeV,OmDyn(ia,ispin)*HaToeV,ZDyn(ia,ispin)
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end do
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! call dynamic_Tmatrix_TAB(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,1d0,eGT,Omega1,Omega2,rho1,rho2,OmBSE(ia), &
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! Ap_dyn,Am_dyn,Bp_dyn,Bm_dyn)
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write(*,*) '---------------------------------------------------------------------------------------------------'
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write(*,*)
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! Renormalization factor of the resonant and anti-resonant parts
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! call dynamic_Tmatrix_ZAB(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,1d0,eGT,Omega1,Omega2,rho1,rho2,OmBSE(ia), &
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! ZAp_dyn,ZAm_dyn,ZBp_dyn,ZBm_dyn)
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ZDyn(ia) = dot_product(X,matmul(ZAp_dyn,X)) &
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||||
- dot_product(Y,matmul(ZAm_dyn,Y)) &
|
||||
+ dot_product(X,matmul(ZBp_dyn,Y)) &
|
||||
- dot_product(Y,matmul(ZBm_dyn,X))
|
||||
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn,X)) &
|
||||
- dot_product(Y,matmul(Am_dyn,Y)) &
|
||||
+ dot_product(X,matmul(Bp_dyn,Y)) &
|
||||
- dot_product(Y,matmul(Bm_dyn,X))
|
||||
|
||||
end if
|
||||
|
||||
ZDyn(ia) = 1d0/(1d0 - ZDyn(ia))
|
||||
OmDyn(ia) = ZDyn(ia)*OmDyn(ia)
|
||||
|
||||
write(*,'(2X,I5,5X,F15.6,5X,F15.6,5X,F15.6,5X,F15.6)') &
|
||||
ia,OmBSE(ia)*HaToeV,(OmBSE(ia)+OmDyn(ia))*HaToeV,OmDyn(ia)*HaToeV,ZDyn(ia)
|
||||
|
||||
end do
|
||||
write(*,*) '---------------------------------------------------------------------------------------------------'
|
||||
write(*,*)
|
||||
end if
|
||||
|
||||
end subroutine Bethe_Salpeter_Tmatrix_dynamic_perturbation
|
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|
||||
@ -61,11 +61,6 @@ subroutine G0T0(doACFDT,exchange_kernel,doXBS,BSE,TDA_T,TDA,dBSE,dTDA,evDyn,sing
|
||||
double precision,allocatable :: SigT(:)
|
||||
double precision,allocatable :: Z(:)
|
||||
|
||||
double precision,allocatable :: Omega(:,:)
|
||||
double precision,allocatable :: XpY(:,:,:)
|
||||
double precision,allocatable :: XmY(:,:,:)
|
||||
double precision,allocatable :: rho(:,:,:,:)
|
||||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(out) :: eG0T0(nBas)
|
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@ -147,21 +142,36 @@ subroutine G0T0(doACFDT,exchange_kernel,doXBS,BSE,TDA_T,TDA,dBSE,dTDA,evDyn,sing
|
||||
|
||||
call excitation_density_Tmatrix(iblock,nBas,nC,nO,nV,nR,nOOs,nVVs,ERI_MO,X1s,Y1s,rho1s,X2s,Y2s,rho2s)
|
||||
|
||||
call self_energy_Tmatrix_diag(eta,nBas,nC,nO,nV,nR,nOOs,nVVs,eHF,sqrt(1d0)*Omega1s,rho1s,sqrt(1d0)*Omega2s,rho2s,EcGM,SigT)
|
||||
if(regularize) then
|
||||
|
||||
call renormalization_factor_Tmatrix(eta,nBas,nC,nO,nV,nR,nOOs,nVVs,eHF,Omega1s,rho1s,Omega2s,rho2s,Z)
|
||||
call regularized_self_energy_Tmatrix_diag(eta,nBas,nC,nO,nV,nR,nOOs,nVVs,eHF,Omega1s,rho1s,Omega2s,rho2s,EcGM,SigT)
|
||||
call regularized_renormalization_factor_Tmatrix(eta,nBas,nC,nO,nV,nR,nOOs,nVVs,eHF,Omega1s,rho1s,Omega2s,rho2s,Z)
|
||||
|
||||
else
|
||||
|
||||
call self_energy_Tmatrix_diag(eta,nBas,nC,nO,nV,nR,nOOs,nVVs,eHF,Omega1s,rho1s,Omega2s,rho2s,EcGM,SigT)
|
||||
call renormalization_factor_Tmatrix(eta,nBas,nC,nO,nV,nR,nOOs,nVVs,eHF,Omega1s,rho1s,Omega2s,rho2s,Z)
|
||||
|
||||
end if
|
||||
|
||||
iblock = 4
|
||||
|
||||
call excitation_density_Tmatrix(iblock,nBas,nC,nO,nV,nR,nOOt,nVVt,ERI_MO,X1t,Y1t,rho1t,X2t,Y2t,rho2t)
|
||||
|
||||
call self_energy_Tmatrix_diag(eta,nBas,nC,nO,nV,nR,nOOt,nVVt,eHF,Omega1t,sqrt(1.5d0)*rho1t,Omega2t,sqrt(1.5d0)*rho2t,EcGM,SigT)
|
||||
if(regularize) then
|
||||
|
||||
call renormalization_factor_Tmatrix(eta,nBas,nC,nO,nV,nR,nOOt,nVVt,eHF,Omega1t,rho1t,Omega2t,rho2t,Z)
|
||||
call regularized_self_energy_Tmatrix_diag(eta,nBas,nC,nO,nV,nR,nOOt,nVVt,eHF,Omega1t,rho1t,Omega2t,rho2t,EcGM,SigT)
|
||||
call regularized_renormalization_factor_Tmatrix(eta,nBas,nC,nO,nV,nR,nOOt,nVVt,eHF,Omega1t,rho1t,Omega2t,rho2t,Z)
|
||||
|
||||
else
|
||||
|
||||
call self_energy_Tmatrix_diag(eta,nBas,nC,nO,nV,nR,nOOt,nVVt,eHF,Omega1t,rho1t,Omega2t,rho2t,EcGM,SigT)
|
||||
call renormalization_factor_Tmatrix(eta,nBas,nC,nO,nV,nR,nOOt,nVVt,eHF,Omega1t,rho1t,Omega2t,rho2t,Z)
|
||||
|
||||
end if
|
||||
|
||||
Z(:) = 1d0/(1d0 - Z(:))
|
||||
|
||||
|
||||
!----------------------------------------------
|
||||
! Compute the exchange part of the self-energy
|
||||
!----------------------------------------------
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
subroutine dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,lambda,eGT,Omega1,Omega2,rho1,rho2,OmBSE,A_dyn,ZA_dyn)
|
||||
subroutine dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,lambda,eGT,Omega1,Omega2,rho1,rho2,OmBSE,TA,ZA)
|
||||
|
||||
! Compute the dynamic part of the Bethe-Salpeter equation matrices for GT
|
||||
|
||||
@ -36,13 +36,13 @@ subroutine dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,lambda,eGT,Omega1,O
|
||||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(out) :: A_dyn(nS,nS)
|
||||
double precision,intent(out) :: ZA_dyn(nS,nS)
|
||||
double precision,intent(out) :: TA(nS,nS)
|
||||
double precision,intent(out) :: ZA(nS,nS)
|
||||
|
||||
! Initialization
|
||||
|
||||
A_dyn(:,:) = 0d0
|
||||
ZA_dyn(:,:) = 0d0
|
||||
TA(:,:) = 0d0
|
||||
ZA(:,:) = 0d0
|
||||
|
||||
! Build dynamic A matrix
|
||||
|
||||
@ -57,31 +57,17 @@ subroutine dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,lambda,eGT,Omega1,O
|
||||
|
||||
chi = 0d0
|
||||
|
||||
do cd=1,nVV
|
||||
eps = - Omega1(cd)
|
||||
chi = chi + rho1(i,b,cd)*rho1(j,a,cd)*eps/(eps**2 + eta**2)
|
||||
end do
|
||||
|
||||
do kl=1,nOO
|
||||
eps = + Omega2(kl)
|
||||
chi = chi + rho2(i,b,kl)*rho2(j,a,kl)*eps/(eps**2 + eta**2)
|
||||
end do
|
||||
|
||||
A_dyn(ia,jb) = A_dyn(ia,jb) - lambda*chi
|
||||
|
||||
chi = 0d0
|
||||
|
||||
do cd=1,nVV
|
||||
eps = + OmBSE - Omega1(cd) + (eGT(i) + eGT(j))
|
||||
chi = chi + rho1(i,b,cd)*rho1(j,a,cd)*eps/(eps**2 + eta**2)
|
||||
end do
|
||||
|
||||
do kl=1,nOO
|
||||
eps = + OmBSE + Omega2(kl) - (eGT(a) + eGT(b))
|
||||
chi = chi + rho2(i,b,kl)*rho2(j,a,kl)*eps/(eps**2 + eta**2)
|
||||
end do
|
||||
! do kl=1,nOO
|
||||
! eps = + OmBSE + Omega2(kl) - (eGT(a) + eGT(b))
|
||||
! chi = chi + rho2(i,b,kl)*rho2(j,a,kl)*eps/(eps**2 + eta**2)
|
||||
! end do
|
||||
|
||||
A_dyn(ia,jb) = A_dyn(ia,jb) + 1d0*lambda*chi
|
||||
TA(ia,jb) = TA(ia,jb) + 1d0*lambda*chi
|
||||
|
||||
chi = 0d0
|
||||
|
||||
@ -90,12 +76,12 @@ subroutine dynamic_Tmatrix_A(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,lambda,eGT,Omega1,O
|
||||
chi = chi + rho1(i,b,cd)*rho1(j,a,cd)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
|
||||
end do
|
||||
|
||||
do kl=1,nOO
|
||||
eps = + OmBSE + Omega2(kl) - (eGT(a) + eGT(b))
|
||||
chi = chi + rho2(i,b,kl)*rho2(j,a,kl)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
|
||||
end do
|
||||
! do kl=1,nOO
|
||||
! eps = + OmBSE + Omega2(kl) - (eGT(a) + eGT(b))
|
||||
! chi = chi + rho2(i,b,kl)*rho2(j,a,kl)*(eps**2 - eta**2)/(eps**2 + eta**2)**2
|
||||
! end do
|
||||
|
||||
ZA_dyn(ia,jb) = ZA_dyn(ia,jb) - 1d0*lambda*chi
|
||||
ZA(ia,jb) = ZA(ia,jb) - 1d0*lambda*chi
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
@ -29,7 +29,7 @@ subroutine Bethe_Salpeter_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR,nS,eW,e
|
||||
|
||||
integer :: ia
|
||||
|
||||
integer,parameter :: maxS = 10
|
||||
integer :: maxS = 10
|
||||
double precision :: gapGW
|
||||
|
||||
double precision,allocatable :: OmDyn(:)
|
||||
@ -51,7 +51,8 @@ subroutine Bethe_Salpeter_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR,nS,eW,e
|
||||
|
||||
! Memory allocation
|
||||
|
||||
allocate(OmDyn(nS),ZDyn(nS),X(nS),Y(nS),Ap_dyn(nS,nS),ZAp_dyn(nS,nS))
|
||||
maxS = min(nS,maxS)
|
||||
allocate(OmDyn(maxS),ZDyn(maxS),X(nS),Y(nS),Ap_dyn(nS,nS),ZAp_dyn(nS,nS))
|
||||
|
||||
if(.not.dTDA) allocate(Am_dyn(nS,nS),ZAm_dyn(nS,nS),Bp_dyn(nS,nS),ZBp_dyn(nS,nS),Bm_dyn(nS,nS),ZBm_dyn(nS,nS))
|
||||
|
||||
@ -71,7 +72,7 @@ subroutine Bethe_Salpeter_dynamic_perturbation(dTDA,eta,nBas,nC,nO,nV,nR,nS,eW,e
|
||||
write(*,'(2X,A5,1X,A20,1X,A20,1X,A20,1X,A20)') '#','Static (eV)','Dynamic (eV)','Correction (eV)','Renorm. (eV)'
|
||||
write(*,*) '---------------------------------------------------------------------------------------------------'
|
||||
|
||||
do ia=1,min(nS,maxS)
|
||||
do ia=1,maxS
|
||||
|
||||
X(:) = 0.5d0*(XpY(ia,:) + XmY(ia,:))
|
||||
Y(:) = 0.5d0*(XpY(ia,:) - XmY(ia,:))
|
||||
|
||||
Loading…
Reference in New Issue
Block a user