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https://github.com/pfloos/quack
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clean linear response and static BSE2 kernel
This commit is contained in:
parent
23e520cea9
commit
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10
input/dft
10
input/dft
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@ -19,11 +19,11 @@
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# Number of states in ensemble (nEns)
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2
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# occupation numbers
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1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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@ -31,7 +31,7 @@
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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# Ensemble weights: wEns(1),...,wEns(nEns-1)
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0.5 0.0 0.0
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0.1 0.0 0.0
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# Ncentered ?
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F
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# Parameters for CC weight-dependent exchange functional
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@ -1,5 +1,5 @@
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# RHF UHF KS MOM
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F T F F
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T F F F
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# MP2* MP3 MP2-F12
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F F F
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# CCD pCCD DCD CCSD CCSD(T)
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@ -9,13 +9,13 @@
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# CIS* CIS(D) CID CISD FCI
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F F F F F
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# RPA* RPAx* crRPA ppRPA
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F F F T
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F F F F
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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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# G0T0 evGT qsGT
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F F F
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T 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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@ -1,6 +1,6 @@
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subroutine BSE2(TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int,eHF,eGF,EcBSE)
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! Compute the Bethe-Salpeter excitation energies
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! Compute the second-order Bethe-Salpeter excitation energies
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implicit none
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include 'parameters.h'
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@ -33,6 +33,8 @@ subroutine BSE2(TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ERI,
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double precision,allocatable :: XpY(:,:,:)
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double precision,allocatable :: XmY(:,:,:)
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double precision :: rho
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double precision,allocatable :: A_sta(:,:,:)
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double precision,allocatable :: B_sta(:,:,:)
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! Output variables
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@ -40,7 +42,8 @@ subroutine BSE2(TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ERI,
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! Memory allocation
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allocate(OmBSE(nS,nspin),XpY(nS,nS,nspin),XmY(nS,nS,nspin))
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allocate(OmBSE(nS,nspin),XpY(nS,nS,nspin),XmY(nS,nS,nspin), &
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A_sta(nS,nS,nspin),B_sta(nS,nS,nspin))
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!-------------------
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! Singlet manifold
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@ -51,13 +54,20 @@ subroutine BSE2(TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ERI,
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ispin = 1
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EcBSE(ispin) = 0d0
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! Compute static kernel
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call BSE2_A_matrix_static(ispin,eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,eGF,A_sta(:,:,ispin))
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if(.not.TDA) call BSE2_B_matrix_static(ispin,eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,eGF,B_sta(:,:,ispin))
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call matout(nS,nS,A_sta(:,:,ispin))
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call matout(nS,nS,B_sta(:,:,ispin))
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! Compute BSE2 excitation energies
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call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGF,ERI, &
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OmBSE(:,ispin),rho,EcBSE(ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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call linear_response_BSE(ispin,.false.,TDA,.true.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGF,ERI,-A_sta(:,:,ispin),-B_sta(:,:,ispin), &
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EcBSE(ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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call print_excitation('BSE2 ',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(:,:,ispin),XmY(:,:,ispin))
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call print_transition_vectors(.true.,nBas,nC,nO,nV,nR,nS,dipole_int,OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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! Compute dynamic correction for BSE via perturbation theory
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@ -67,11 +77,11 @@ subroutine BSE2(TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ERI,
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if(evDyn) then
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call BSE2_dynamic_perturbation_iterative(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int,eHF,eGF, &
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OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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A_sta(:,:,ispin),B_sta(:,:,ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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else
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call BSE2_dynamic_perturbation(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int,eHF,eGF, &
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OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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A_sta(:,:,ispin),B_sta(:,:,ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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end if
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@ -88,13 +98,17 @@ subroutine BSE2(TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ERI,
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ispin = 2
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EcBSE(ispin) = 0d0
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! Compute static kernel
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call BSE2_A_matrix_static(ispin,eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,eGF,A_sta(:,:,ispin))
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if(.not.TDA) call BSE2_B_matrix_static(ispin,eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,eGF,B_sta(:,:,ispin))
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! Compute BSE2 excitation energies
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call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGF(:),ERI(:,:,:,:), &
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OmBSE(:,ispin),rho,EcBSE(ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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call linear_response_BSE(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGF,ERI,-A_sta(:,:,ispin),-B_sta(:,:,ispin), &
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EcBSE(ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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call print_excitation('BSE2 ',ispin,nS,OmBSE(:,ispin))
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call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int, &
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OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int,OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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! Compute dynamic correction for BSE via perturbation theory
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@ -103,11 +117,11 @@ subroutine BSE2(TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ERI,
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if(evDyn) then
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call BSE2_dynamic_perturbation_iterative(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int,eHF,eGF, &
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OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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A_sta(:,:,ispin),B_sta(:,:,ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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else
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call BSE2_dynamic_perturbation(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int,eHF,eGF, &
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OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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A_sta(:,:,ispin),B_sta(:,:,ispin),OmBSE(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
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end if
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157
src/GF/BSE2_A_matrix_static.f90
Normal file
157
src/GF/BSE2_A_matrix_static.f90
Normal file
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@ -0,0 +1,157 @@
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subroutine BSE2_A_matrix_static(ispin,eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,eGF,A_sta)
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! Compute the resonant part of the static BSE2 matrix
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implicit none
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include 'parameters.h'
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! Input variables
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integer,intent(in) :: ispin
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integer,intent(in) :: nBas,nC,nO,nV,nR,nS
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double precision,intent(in) :: eta
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double precision,intent(in) :: lambda
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double precision,intent(in) :: ERI(nBas,nBas,nBas,nBas)
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double precision,intent(in) :: eGF(nBas)
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! Local variables
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double precision :: dem,num
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integer :: i,j,k,l
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integer :: a,b,c,d
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integer :: ia,jb
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! Output variables
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double precision,intent(out) :: A_sta(nS,nS)
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! Initialization
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A_sta(:,:) = 0d0
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! Second-order correlation kernel for the block A of the singlet manifold
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if(ispin == 1) then
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ia = 0
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do i=nC+1,nO
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do a=nO+1,nBas-nR
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ia = ia + 1
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jb = 0
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do j=nC+1,nO
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do b=nO+1,nBas-nR
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jb = jb + 1
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do k=nC+1,nO
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do c=nO+1,nBas-nR
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dem = - (eGF(c) - eGF(k))
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num = 2d0*ERI(j,k,i,c)*ERI(a,c,b,k) - ERI(j,k,i,c)*ERI(a,c,k,b) &
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- ERI(j,k,c,i)*ERI(a,c,b,k) + 2d0*ERI(j,k,c,i)*ERI(a,c,k,b)
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A_sta(ia,jb) = A_sta(ia,jb) - num*dem/(dem**2 + eta**2)
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dem = + (eGF(c) - eGF(k))
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num = 2d0*ERI(j,c,i,k)*ERI(a,k,b,c) - ERI(j,c,i,k)*ERI(a,k,c,b) &
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- ERI(j,c,k,i)*ERI(a,k,b,c) + 2d0*ERI(j,c,k,i)*ERI(a,k,c,b)
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A_sta(ia,jb) = A_sta(ia,jb) + num*dem/(dem**2 + eta**2)
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end do
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end do
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do c=nO+1,nBas-nR
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do d=nO+1,nBas-nR
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dem = - (eGF(c) + eGF(d))
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num = 2d0*ERI(a,j,c,d)*ERI(c,d,i,b) - ERI(a,j,c,d)*ERI(c,d,b,i) &
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- ERI(a,j,d,c)*ERI(c,d,i,b) + 2d0*ERI(a,j,d,c)*ERI(c,d,b,i)
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A_sta(ia,jb) = A_sta(ia,jb) + 0.5d0*num*dem/(dem**2 + eta**2)
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end do
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end do
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do k=nC+1,nO
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do l=nC+1,nO
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dem = - (eGF(k) + eGF(l))
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num = 2d0*ERI(a,j,k,l)*ERI(k,l,i,b) - ERI(a,j,k,l)*ERI(k,l,b,i) &
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- ERI(a,j,l,k)*ERI(k,l,i,b) + 2d0*ERI(a,j,l,k)*ERI(k,l,b,i)
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A_sta(ia,jb) = A_sta(ia,jb) - 0.5d0*num*dem/(dem**2 + eta**2)
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end do
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end do
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end do
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end do
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end do
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end do
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end if
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! Second-order correlation kernel for the block A of the triplet manifold
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if(ispin == 2) then
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ia = 0
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do i=nC+1,nO
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do a=nO+1,nBas-nR
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ia = ia + 1
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jb = 0
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do j=nC+1,nO
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do b=nO+1,nBas-nR
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jb = jb + 1
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do k=nC+1,nO
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do c=nO+1,nBas-nR
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dem = - (eGF(c) - eGF(k))
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num = 2d0*ERI(j,k,i,c)*ERI(a,c,b,k) - ERI(j,k,i,c)*ERI(a,c,k,b) - ERI(j,k,c,i)*ERI(a,c,b,k)
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A_sta(ia,jb) = A_sta(ia,jb) - num*dem/(dem**2 + eta**2)
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dem = + (eGF(c) - eGF(k))
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num = 2d0*ERI(j,c,i,k)*ERI(a,k,b,c) - ERI(j,c,i,k)*ERI(a,k,c,b) - ERI(j,c,k,i)*ERI(a,k,b,c)
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A_sta(ia,jb) = A_sta(ia,jb) + num*dem/(dem**2 + eta**2)
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end do
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end do
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do c=nO+1,nBas-nR
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do d=nO+1,nBas-nR
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dem = - (eGF(c) + eGF(d))
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num = ERI(a,j,c,d)*ERI(c,d,b,i) + ERI(a,j,d,c)*ERI(c,d,i,b)
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A_sta(ia,jb) = A_sta(ia,jb) - 0.5d0*num*dem/(dem**2 + eta**2)
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end do
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end do
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do k=nC+1,nO
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do l=nC+1,nO
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dem = - (eGF(k) + eGF(l))
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num = ERI(a,j,k,l)*ERI(k,l,b,i) + ERI(a,j,l,k)*ERI(k,l,i,b)
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A_sta(ia,jb) = A_sta(ia,jb) + 0.5d0*num*dem/(dem**2 + eta**2)
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end do
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end do
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end do
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end do
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end do
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end do
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end if
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end subroutine BSE2_A_matrix_static
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157
src/GF/BSE2_B_matrix_static.f90
Normal file
157
src/GF/BSE2_B_matrix_static.f90
Normal file
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@ -0,0 +1,157 @@
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subroutine BSE2_B_matrix_static(ispin,eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,eGF,B_sta)
|
||||
|
||||
! Compute the anti-resonant part of the static BSE2 matrix
|
||||
|
||||
implicit none
|
||||
include 'parameters.h'
|
||||
|
||||
! Input variables
|
||||
|
||||
integer,intent(in) :: ispin
|
||||
integer,intent(in) :: nBas,nC,nO,nV,nR,nS
|
||||
double precision,intent(in) :: eta
|
||||
double precision,intent(in) :: lambda
|
||||
double precision,intent(in) :: ERI(nBas,nBas,nBas,nBas)
|
||||
double precision,intent(in) :: eGF(nBas)
|
||||
|
||||
! Local variables
|
||||
|
||||
double precision :: dem,num
|
||||
integer :: i,j,k,l
|
||||
integer :: a,b,c,d
|
||||
integer :: ia,jb
|
||||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(out) :: B_sta(nS,nS)
|
||||
|
||||
! Initialization
|
||||
|
||||
B_sta(:,:) = 0d0
|
||||
|
||||
! Second-order correlation kernel for the block A of the singlet manifold
|
||||
|
||||
if(ispin == 1) then
|
||||
|
||||
ia = 0
|
||||
do i=nC+1,nO
|
||||
do a=nO+1,nBas-nR
|
||||
ia = ia + 1
|
||||
|
||||
jb = 0
|
||||
do j=nC+1,nO
|
||||
do b=nO+1,nBas-nR
|
||||
jb = jb + 1
|
||||
|
||||
do k=nC+1,nO
|
||||
do c=nO+1,nBas-nR
|
||||
|
||||
dem = + eGF(k) - eGF(c)
|
||||
num = 2d0*ERI(b,k,i,c)*ERI(a,c,j,k) - ERI(b,k,i,c)*ERI(a,c,k,j) &
|
||||
- ERI(b,k,c,i)*ERI(a,c,j,k) + 2d0*ERI(b,k,c,i)*ERI(a,c,k,j)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) - num*dem/(dem**2 + eta**2)
|
||||
|
||||
dem = - eGF(c) + eGF(k)
|
||||
num = 2d0*ERI(b,c,i,k)*ERI(a,k,j,c) - ERI(b,c,i,k)*ERI(a,k,c,j) &
|
||||
- ERI(b,c,k,i)*ERI(a,k,j,c) + 2d0*ERI(b,c,k,i)*ERI(a,k,c,j)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) - num*dem/(dem**2 + eta**2)
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
do c=nO+1,nBas-nR
|
||||
do d=nO+1,nBas-nR
|
||||
|
||||
dem = - eGF(c) - eGF(d)
|
||||
num = 2d0*ERI(a,b,c,d)*ERI(c,d,i,j) - ERI(a,b,c,d)*ERI(c,d,j,i) &
|
||||
- ERI(a,b,d,c)*ERI(c,d,i,j) + 2d0*ERI(a,b,d,c)*ERI(c,d,j,i)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) + 0.5d0*num*dem/(dem**2 + eta**2)
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
do k=nC+1,nO
|
||||
do l=nC+1,nO
|
||||
|
||||
dem = + eGF(k) + eGF(l)
|
||||
num = 2d0*ERI(a,b,k,l)*ERI(k,l,i,j) - ERI(a,b,k,l)*ERI(k,l,j,i) &
|
||||
- ERI(a,b,l,k)*ERI(k,l,i,j) + 2d0*ERI(a,b,l,k)*ERI(k,l,j,i)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) + 0.5d0*num*dem/(dem**2 + eta**2)
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
end if
|
||||
|
||||
! Second-order correlation kernel for the block A of the triplet manifold
|
||||
|
||||
if(ispin == 2) then
|
||||
|
||||
ia = 0
|
||||
do i=nC+1,nO
|
||||
do a=nO+1,nBas-nR
|
||||
ia = ia + 1
|
||||
|
||||
jb = 0
|
||||
do j=nC+1,nO
|
||||
do b=nO+1,nBas-nR
|
||||
jb = jb + 1
|
||||
|
||||
do k=nC+1,nO
|
||||
do c=nO+1,nBas-nR
|
||||
|
||||
dem = + eGF(k) - eGF(c)
|
||||
num = 2d0*ERI(b,k,i,c)*ERI(a,c,j,k) - ERI(b,k,i,c)*ERI(a,c,k,j) - ERI(b,k,c,i)*ERI(a,c,j,k)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) - num*dem/(dem**2 + eta**2)
|
||||
|
||||
dem = - eGF(c) + eGF(k)
|
||||
num = 2d0*ERI(b,c,i,k)*ERI(a,k,j,c) - ERI(b,c,i,k)*ERI(a,k,c,j) - ERI(b,c,k,i)*ERI(a,k,j,c)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) - num*dem/(dem**2 + eta**2)
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
do c=nO+1,nBas-nR
|
||||
do d=nO+1,nBas-nR
|
||||
|
||||
dem = - eGF(c) - eGF(d)
|
||||
num = ERI(a,b,c,d)*ERI(c,d,j,i) + ERI(a,b,d,c)*ERI(c,d,i,j)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) - 0.5d0*num*dem/(dem**2 + eta**2)
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
do k=nC+1,nO
|
||||
do l=nC+1,nO
|
||||
|
||||
dem = + eGF(k) + eGF(l)
|
||||
num = ERI(a,b,k,l)*ERI(k,l,j,i) + ERI(a,b,l,k)*ERI(k,l,i,j)
|
||||
|
||||
B_sta(ia,jb) = B_sta(ia,jb) - 0.5d0*num*dem/(dem**2 + eta**2)
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
end do
|
||||
end do
|
||||
|
||||
end if
|
||||
|
||||
|
||||
end subroutine BSE2_B_matrix_static
|
||||
|
|
@ -1,4 +1,4 @@
|
|||
subroutine BSE2_dynamic_perturbation(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int,eHF,eGF,OmBSE,XpY,XmY)
|
||||
subroutine BSE2_dynamic_perturbation(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int,eHF,eGF,A_sta,B_sta,OmBSE,XpY,XmY)
|
||||
|
||||
! Compute dynamical effects via perturbation theory for BSE
|
||||
|
||||
|
|
@ -21,6 +21,8 @@ subroutine BSE2_dynamic_perturbation(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipo
|
|||
double precision,intent(in) :: dipole_int(nBas,nBas,ncart)
|
||||
double precision,intent(in) :: eHF(nBas)
|
||||
double precision,intent(in) :: eGF(nBas)
|
||||
double precision,intent(in) :: A_sta(nS,nS)
|
||||
double precision,intent(in) :: B_sta(nS,nS)
|
||||
double precision,intent(in) :: OmBSE(nS)
|
||||
double precision,intent(in) :: XpY(nS,nS)
|
||||
double precision,intent(in) :: XmY(nS,nS)
|
||||
|
|
@ -81,7 +83,7 @@ subroutine BSE2_dynamic_perturbation(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipo
|
|||
if(dTDA) then
|
||||
|
||||
ZDyn(ia) = dot_product(X,matmul(ZAp_dyn,X))
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn,X))
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn - A_sta,X))
|
||||
|
||||
else
|
||||
|
||||
|
|
@ -94,10 +96,10 @@ subroutine BSE2_dynamic_perturbation(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipo
|
|||
ZDyn(ia) = dot_product(X,matmul(ZAp_dyn,X)) &
|
||||
+ dot_product(Y,matmul(ZAm_dyn,Y))
|
||||
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn,X)) &
|
||||
- dot_product(Y,matmul(Am_dyn,Y)) &
|
||||
+ dot_product(X,matmul(B_dyn,Y)) &
|
||||
- dot_product(Y,matmul(B_dyn,X))
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn - A_sta,X)) &
|
||||
- dot_product(Y,matmul(Am_dyn - A_sta,Y)) &
|
||||
+ dot_product(X,matmul(B_dyn - B_sta,Y)) &
|
||||
- dot_product(Y,matmul(B_dyn - B_sta,X))
|
||||
|
||||
end if
|
||||
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
subroutine BSE2_dynamic_perturbation_iterative(dTDA,ispin,eta,nBas,nC,nO,nV,nR,nS,ERI,dipole_int, &
|
||||
eHF,eGF,OmBSE,XpY,XmY)
|
||||
eHF,eGF,A_sta,B_sta,OmBSE,XpY,XmY)
|
||||
|
||||
! Compute self-consistently the dynamical effects via perturbation theory for BSE2
|
||||
|
||||
|
|
@ -22,6 +22,8 @@ subroutine BSE2_dynamic_perturbation_iterative(dTDA,ispin,eta,nBas,nC,nO,nV,nR,n
|
|||
double precision,intent(in) :: dipole_int(nBas,nBas,ncart)
|
||||
double precision,intent(in) :: eHF(nBas)
|
||||
double precision,intent(in) :: eGF(nBas)
|
||||
double precision,intent(in) :: A_sta(nS,nS)
|
||||
double precision,intent(in) :: B_sta(nS,nS)
|
||||
double precision,intent(in) :: OmBSE(nS)
|
||||
double precision,intent(in) :: XpY(nS,nS)
|
||||
double precision,intent(in) :: XmY(nS,nS)
|
||||
|
|
@ -102,7 +104,7 @@ subroutine BSE2_dynamic_perturbation_iterative(dTDA,ispin,eta,nBas,nC,nO,nV,nR,n
|
|||
|
||||
if(dTDA) then
|
||||
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn,X))
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn - A_sta,X))
|
||||
ZDyn(ia) = dot_product(X,matmul(ZAp_dyn,X))
|
||||
|
||||
else
|
||||
|
|
@ -116,10 +118,10 @@ subroutine BSE2_dynamic_perturbation_iterative(dTDA,ispin,eta,nBas,nC,nO,nV,nR,n
|
|||
ZDyn(ia) = dot_product(X,matmul(ZAp_dyn,X)) &
|
||||
+ dot_product(Y,matmul(ZAm_dyn,Y))
|
||||
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn,X)) &
|
||||
- dot_product(Y,matmul(Am_dyn,Y)) &
|
||||
+ dot_product(X,matmul(B_dyn,Y)) &
|
||||
- dot_product(Y,matmul(B_dyn,X))
|
||||
OmDyn(ia) = dot_product(X,matmul(Ap_dyn - A_sta,X)) &
|
||||
- dot_product(Y,matmul(Am_dyn - A_sta,Y)) &
|
||||
+ dot_product(X,matmul(B_dyn - B_sta,Y)) &
|
||||
- dot_product(Y,matmul(B_dyn - B_sta,X))
|
||||
|
||||
end if
|
||||
|
||||
|
|
|
|||
|
|
@ -124,8 +124,8 @@ subroutine Bethe_Salpeter_Tmatrix(TDA_T,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,
|
|||
|
||||
! Compute BSE singlet excitation energies
|
||||
|
||||
call linear_response_Tmatrix(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TAt+TAs,TBt+TBs, &
|
||||
EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
call linear_response_BSE(ispin,.false.,TDA,.true.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TAt+TAs,TBt+TBs, &
|
||||
EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
|
||||
call print_excitation('BSE@GT ',ispin,nS,OmBSE(:,ispin))
|
||||
call print_transition_vectors(.true.,nBas,nC,nO,nV,nR,nS,dipole_int, &
|
||||
|
|
@ -163,8 +163,8 @@ subroutine Bethe_Salpeter_Tmatrix(TDA_T,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,
|
|||
|
||||
! Compute BSE triplet excitation energies
|
||||
|
||||
call linear_response_Tmatrix(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TAt-TAs,TBt-TBs, &
|
||||
EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
call linear_response_BSE(ispin,.false.,TDA,.true.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TAt-TAs,TBt-TBs, &
|
||||
EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
call print_excitation('BSE@GT ',ispin,nS,OmBSE(:,ispin))
|
||||
call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int, &
|
||||
OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
|
|
|
|||
|
|
@ -71,8 +71,8 @@ subroutine Bethe_Salpeter_Tmatrix_so(eta,nBas,nC,nO,nV,nR,nS,nOO,nVV,Omega1,X1,Y
|
|||
|
||||
! Compute BSE singlet excitation energies
|
||||
|
||||
call linear_response_Tmatrix(ispin,.false.,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TA,TB, &
|
||||
EcBSE,OmBSE,XpY_BSE,XmY_BSE)
|
||||
call linear_response_BSE(ispin,.false.,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGT,ERI,TA,TB, &
|
||||
EcBSE,OmBSE,XpY_BSE,XmY_BSE)
|
||||
|
||||
call print_excitation('BSE@GT ',ispin,nS,OmBSE)
|
||||
|
||||
|
|
|
|||
|
|
@ -42,14 +42,17 @@ subroutine Bethe_Salpeter(TDA_W,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,
|
|||
double precision,allocatable :: XpY_BSE(:,:,:)
|
||||
double precision,allocatable :: XmY_BSE(:,:,:)
|
||||
|
||||
double precision,allocatable :: WA_sta(:,:)
|
||||
double precision,allocatable :: WB_sta(:,:)
|
||||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(out) :: EcBSE(nspin)
|
||||
|
||||
! Memory allocation
|
||||
|
||||
allocate(OmRPA(nS),XpY_RPA(nS,nS),XmY_RPA(nS,nS),rho_RPA(nBas,nBas,nS))
|
||||
allocate(OmBSE(nS,nspin),XpY_BSE(nS,nS,nspin),XmY_BSE(nS,nS,nspin))
|
||||
allocate(OmRPA(nS),XpY_RPA(nS,nS),XmY_RPA(nS,nS),rho_RPA(nBas,nBas,nS), &
|
||||
WA_sta(nS,nS),WB_sta(nS,nS),OmBSE(nS,nspin),XpY_BSE(nS,nS,nspin),XmY_BSE(nS,nS,nspin))
|
||||
|
||||
!---------------------------------
|
||||
! Compute (singlet) RPA screening
|
||||
|
|
@ -58,10 +61,13 @@ subroutine Bethe_Salpeter(TDA_W,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,
|
|||
isp_W = 1
|
||||
EcRPA = 0d0
|
||||
|
||||
call linear_response(isp_W,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eW,ERI,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(isp_W,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eW,ERI, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call excitation_density(nBas,nC,nO,nR,nS,ERI,XpY_RPA,rho_RPA)
|
||||
|
||||
call static_screening_WA(eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,OmRPA,rho_RPA,WA_sta)
|
||||
call static_screening_WB(eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,OmRPA,rho_RPA,WB_sta)
|
||||
|
||||
!-------------------
|
||||
! Singlet manifold
|
||||
!-------------------
|
||||
|
|
@ -73,8 +79,8 @@ subroutine Bethe_Salpeter(TDA_W,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,
|
|||
|
||||
! Compute BSE excitation energies
|
||||
|
||||
call linear_response(ispin,.true.,TDA,.true.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI,OmRPA, &
|
||||
rho_RPA,EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
call linear_response_BSE(ispin,.true.,TDA,.true.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI,WA_sta,WB_sta, &
|
||||
EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
call print_excitation('BSE@GW ',ispin,nS,OmBSE(:,ispin))
|
||||
call print_transition_vectors(.true.,nBas,nC,nO,nV,nR,nS,dipole_int, &
|
||||
OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
|
|
@ -112,8 +118,8 @@ subroutine Bethe_Salpeter(TDA_W,TDA,dBSE,dTDA,evDyn,singlet,triplet,eta,nBas,nC,
|
|||
|
||||
! Compute BSE excitation energies
|
||||
|
||||
call linear_response(ispin,.true.,TDA,.true.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI,OmRPA, &
|
||||
rho_RPA,EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
call linear_response_BSE(ispin,.true.,TDA,.true.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI,WA_sta,WB_sta, &
|
||||
EcBSE(ispin),OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
call print_excitation('BSE@GW ',ispin,nS,OmBSE(:,ispin))
|
||||
call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int, &
|
||||
OmBSE(:,ispin),XpY_BSE(:,:,ispin),XmY_BSE(:,:,ispin))
|
||||
|
|
|
|||
|
|
@ -109,8 +109,8 @@ subroutine G0W0(doACFDT,exchange_kernel,doXBS,COHSEX,BSE,TDA_W,TDA, &
|
|||
! Compute screening !
|
||||
!-------------------!
|
||||
|
||||
call linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0, &
|
||||
eHF,ERI_MO,OmRPA,rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0, &
|
||||
eHF,ERI_MO,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
|
||||
if(print_W) call print_excitation('RPA@HF ',ispin,nS,OmRPA)
|
||||
|
||||
|
|
@ -168,8 +168,8 @@ subroutine G0W0(doACFDT,exchange_kernel,doXBS,COHSEX,BSE,TDA_W,TDA, &
|
|||
|
||||
! Compute the RPA correlation energy
|
||||
|
||||
call linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eG0W0,ERI_MO,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eG0W0,ERI_MO, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
|
||||
!--------------!
|
||||
! Dump results !
|
||||
|
|
|
|||
|
|
@ -93,8 +93,8 @@ subroutine G0W0_SOSEX(doACFDT,exchange_kernel,doXBS,BSE,TDA_W,TDA,dBSE,dTDA,evDy
|
|||
!-------------------!
|
||||
|
||||
do ispin=1,nspin
|
||||
call linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI_MO, &
|
||||
OmRPA(:,ispin),rho_RPA(:,:,:,ispin),EcRPA(ispin),OmRPA(:,ispin),XpY_RPA(:,:,ispin),XmY_RPA(:,:,ispin))
|
||||
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI_MO, &
|
||||
EcRPA(ispin),OmRPA(:,ispin),XpY_RPA(:,:,ispin),XmY_RPA(:,:,ispin))
|
||||
if(print_W) call print_excitation('RPA@HF ',ispin,nS,OmRPA)
|
||||
end do
|
||||
|
||||
|
|
@ -126,8 +126,8 @@ subroutine G0W0_SOSEX(doACFDT,exchange_kernel,doXBS,BSE,TDA_W,TDA,dBSE,dTDA,evDy
|
|||
! Compute the RPA correlation energy
|
||||
|
||||
do ispin=1,nspin
|
||||
call linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eSOSEX,ERI_MO,OmRPA(:,ispin), &
|
||||
rho_RPA(:,:,:,ispin),EcRPA(ispin),OmRPA(:,ispin),XpY_RPA(:,:,ispin),XmY_RPA(:,:,ispin))
|
||||
call linear_response(ispin,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eSOSEX,ERI_MO, &
|
||||
EcRPA(ispin),OmRPA(:,ispin),XpY_RPA(:,:,ispin),XmY_RPA(:,:,ispin))
|
||||
end do
|
||||
|
||||
!--------------!
|
||||
|
|
|
|||
|
|
@ -151,8 +151,8 @@ subroutine evGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,
|
|||
|
||||
if(.not. GW0 .or. nSCF == 0) then
|
||||
|
||||
call linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI_MO,OmRPA, &
|
||||
rho_RPA,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
|
||||
|
||||
|
|
|
|||
|
|
@ -181,8 +181,8 @@ subroutine qsGW(maxSCF,thresh,max_diis,doACFDT,exchange_kernel,doXBS,COHSEX,BSE,
|
|||
|
||||
if(.not. GW0 .or. nSCF == 0) then
|
||||
|
||||
call linear_response(ispin,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eGW,ERI_MO, &
|
||||
OmRPA,rho_RPA,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)
|
||||
if(print_W) call print_excitation('RPA@qsGW ',ispin,nS,OmRPA)
|
||||
|
||||
endif
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
subroutine linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,Omega_RPA,rho_RPA,EcRPA,Omega,XpY,XmY)
|
||||
subroutine linear_response(ispin,dRPA,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,Ec,Omega,XpY,XmY)
|
||||
|
||||
! Compute linear response
|
||||
|
||||
|
|
@ -9,7 +9,6 @@ subroutine linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,E
|
|||
|
||||
logical,intent(in) :: dRPA
|
||||
logical,intent(in) :: TDA
|
||||
logical,intent(in) :: BSE
|
||||
double precision,intent(in) :: eta
|
||||
integer,intent(in) :: ispin
|
||||
integer,intent(in) :: nBas
|
||||
|
|
@ -22,9 +21,6 @@ subroutine linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,E
|
|||
double precision,intent(in) :: e(nBas)
|
||||
double precision,intent(in) :: ERI(nBas,nBas,nBas,nBas)
|
||||
|
||||
double precision,intent(in) :: Omega_RPA(nS)
|
||||
double precision,intent(in) :: rho_RPA(nBas,nBas,nS)
|
||||
|
||||
! Local variables
|
||||
|
||||
double precision :: trace_matrix
|
||||
|
|
@ -38,7 +34,7 @@ subroutine linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,E
|
|||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(out) :: EcRPA
|
||||
double precision,intent(out) :: Ec
|
||||
double precision,intent(out) :: Omega(nS)
|
||||
double precision,intent(out) :: XpY(nS,nS)
|
||||
double precision,intent(out) :: XmY(nS,nS)
|
||||
|
|
@ -51,8 +47,6 @@ subroutine linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,E
|
|||
|
||||
call linear_response_A_matrix(ispin,dRPA,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,A)
|
||||
|
||||
if(BSE) call Bethe_Salpeter_A_matrix(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,Omega_RPA,rho_RPA,A)
|
||||
|
||||
! Tamm-Dancoff approximation
|
||||
|
||||
if(TDA) then
|
||||
|
|
@ -67,8 +61,6 @@ subroutine linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,E
|
|||
|
||||
call linear_response_B_matrix(ispin,dRPA,nBas,nC,nO,nV,nR,nS,lambda,ERI,B)
|
||||
|
||||
if(BSE) call Bethe_Salpeter_B_matrix(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,Omega_RPA,rho_RPA,B)
|
||||
|
||||
! Build A + B and A - B matrices
|
||||
|
||||
ApB = A + B
|
||||
|
|
@ -111,6 +103,6 @@ subroutine linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,E
|
|||
|
||||
! Compute the RPA correlation energy
|
||||
|
||||
EcRPA = 0.5d0*(sum(Omega) - trace_matrix(nS,A))
|
||||
Ec = 0.5d0*(sum(Omega) - trace_matrix(nS,A))
|
||||
|
||||
end subroutine linear_response
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
subroutine linear_response_Tmatrix(ispin,dRPA,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,A_BSE,B_BSE,EcRPA,Omega,XpY,XmY)
|
||||
subroutine linear_response_BSE(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,A_BSE,B_BSE,Ec,Omega,XpY,XmY)
|
||||
|
||||
! Compute linear response
|
||||
|
||||
|
|
@ -7,9 +7,17 @@ subroutine linear_response_Tmatrix(ispin,dRPA,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda
|
|||
|
||||
! Input variables
|
||||
|
||||
logical,intent(in) :: dRPA,TDA
|
||||
logical,intent(in) :: dRPA
|
||||
logical,intent(in) :: TDA
|
||||
logical,intent(in) :: BSE
|
||||
double precision,intent(in) :: eta
|
||||
integer,intent(in) :: ispin,nBas,nC,nO,nV,nR,nS
|
||||
integer,intent(in) :: ispin
|
||||
integer,intent(in) :: nBas
|
||||
integer,intent(in) :: nC
|
||||
integer,intent(in) :: nO
|
||||
integer,intent(in) :: nV
|
||||
integer,intent(in) :: nR
|
||||
integer,intent(in) :: nS
|
||||
double precision,intent(in) :: lambda
|
||||
double precision,intent(in) :: e(nBas)
|
||||
double precision,intent(in) :: ERI(nBas,nBas,nBas,nBas)
|
||||
|
|
@ -29,7 +37,7 @@ subroutine linear_response_Tmatrix(ispin,dRPA,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda
|
|||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(out) :: EcRPA
|
||||
double precision,intent(out) :: Ec
|
||||
double precision,intent(out) :: Omega(nS)
|
||||
double precision,intent(out) :: XpY(nS,nS)
|
||||
double precision,intent(out) :: XmY(nS,nS)
|
||||
|
|
@ -47,7 +55,7 @@ subroutine linear_response_Tmatrix(ispin,dRPA,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda
|
|||
! print*,'TA'
|
||||
! call matout(nS,nS,A_BSE)
|
||||
|
||||
A(:,:) = A(:,:) - A_BSE(:,:)
|
||||
if(BSE) A(:,:) = A(:,:) - A_BSE(:,:)
|
||||
|
||||
! Tamm-Dancoff approximation
|
||||
|
||||
|
|
@ -68,7 +76,7 @@ subroutine linear_response_Tmatrix(ispin,dRPA,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda
|
|||
! print*,'TB'
|
||||
! call matout(nS,nS,B_BSE)
|
||||
|
||||
B(:,:) = B(:,:) - B_BSE(:,:)
|
||||
if(BSE) B(:,:) = B(:,:) - B_BSE(:,:)
|
||||
|
||||
! Build A + B and A - B matrices
|
||||
|
||||
|
|
@ -112,6 +120,6 @@ subroutine linear_response_Tmatrix(ispin,dRPA,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda
|
|||
|
||||
! Compute the RPA correlation energy
|
||||
|
||||
EcRPA = 0.5d0*(sum(Omega) - trace_matrix(nS,A))
|
||||
Ec = 0.5d0*(sum(Omega) - trace_matrix(nS,A))
|
||||
|
||||
end subroutine linear_response_Tmatrix
|
||||
end subroutine linear_response_BSE
|
||||
|
|
@ -32,6 +32,8 @@ subroutine ACFDT(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta,nB
|
|||
double precision,allocatable :: Ec(:,:)
|
||||
|
||||
double precision :: EcRPA
|
||||
double precision,allocatable :: WA(:,:)
|
||||
double precision,allocatable :: WB(:,:)
|
||||
double precision,allocatable :: OmRPA(:)
|
||||
double precision,allocatable :: XpY_RPA(:,:)
|
||||
double precision,allocatable :: XmY_RPA(:,:)
|
||||
|
|
@ -48,7 +50,7 @@ subroutine ACFDT(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta,nB
|
|||
! Memory allocation
|
||||
|
||||
allocate(Ec(nAC,nspin))
|
||||
allocate(OmRPA(nS),XpY_RPA(nS,nS),XmY_RPA(nS,nS),rho_RPA(nBas,nBas,nS))
|
||||
allocate(WA(nS,nS),WB(nS,nS),OmRPA(nS),XpY_RPA(nS,nS),XmY_RPA(nS,nS),rho_RPA(nBas,nBas,nS))
|
||||
allocate(Omega(nS,nspin),XpY(nS,nS,nspin),XmY(nS,nS,nspin))
|
||||
|
||||
! Antisymmetrized kernel version
|
||||
|
|
@ -69,10 +71,13 @@ subroutine ACFDT(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta,nB
|
|||
isp_W = 1
|
||||
EcRPA = 0d0
|
||||
|
||||
call linear_response(isp_W,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eW,ERI,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(isp_W,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eW,ERI, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call excitation_density(nBas,nC,nO,nR,nS,ERI,XpY_RPA,rho_RPA)
|
||||
|
||||
call static_screening_WA(eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,OmRPA,rho_RPA,WA)
|
||||
call static_screening_WB(eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,OmRPA,rho_RPA,WB)
|
||||
|
||||
! Singlet manifold
|
||||
|
||||
if(singlet) then
|
||||
|
|
@ -94,15 +99,18 @@ subroutine ACFDT(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta,nB
|
|||
|
||||
if(doXBS) then
|
||||
|
||||
call linear_response(isp_W,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(isp_W,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call excitation_density(nBas,nC,nO,nR,nS,ERI,XpY_RPA,rho_RPA)
|
||||
! call print_excitation('W^lambda: ',isp_W,nS,OmRPA)
|
||||
|
||||
call static_screening_WA(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WA)
|
||||
call static_screening_WB(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WB)
|
||||
|
||||
end if
|
||||
|
||||
call linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,OmRPA, &
|
||||
rho_RPA,EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call linear_response_BSE(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,WA,WB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
||||
call ACFDT_correlation_energy(ispin,exchange_kernel,nBas,nC,nO,nV,nR,nS, &
|
||||
ERI,XpY(:,:,ispin),XmY(:,:,ispin),Ec(iAC,ispin))
|
||||
|
|
@ -143,14 +151,17 @@ subroutine ACFDT(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta,nB
|
|||
|
||||
if(doXBS) then
|
||||
|
||||
call linear_response(isp_W,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(isp_W,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call excitation_density(nBas,nC,nO,nR,nS,ERI,XpY_RPA,rho_RPA)
|
||||
|
||||
call static_screening_WA(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WA)
|
||||
call static_screening_WB(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WB)
|
||||
|
||||
end if
|
||||
|
||||
call linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,OmRPA, &
|
||||
rho_RPA,EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call linear_response_BSE(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,WA,WB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
||||
call ACFDT_correlation_energy(ispin,exchange_kernel,nBas,nC,nO,nV,nR,nS,ERI,XpY(:,:,ispin),XmY(:,:,ispin),Ec(iAC,ispin))
|
||||
|
||||
|
|
|
|||
|
|
@ -144,8 +144,8 @@ subroutine ACFDT_Tmatrix(exchange_kernel,doXBS,dRPA,TDA_T,TDA,BSE,singlet,triple
|
|||
|
||||
end if
|
||||
|
||||
call linear_response_Tmatrix(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda,eGT,ERI,TA,TB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call linear_response_BSE(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda,eGT,ERI,TA,TB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
||||
call ACFDT_correlation_energy(ispin,exchange_kernel,nBas,nC,nO,nV,nR,nS,ERI,XpY(:,:,ispin),XmY(:,:,ispin),Ec(iAC,ispin))
|
||||
|
||||
|
|
@ -214,8 +214,8 @@ subroutine ACFDT_Tmatrix(exchange_kernel,doXBS,dRPA,TDA_T,TDA,BSE,singlet,triple
|
|||
|
||||
end if
|
||||
|
||||
call linear_response_Tmatrix(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda,eGT,ERI,TA,TB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call linear_response_BSE(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,lambda,eGT,ERI,TA,TB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
||||
call ACFDT_correlation_energy(ispin,exchange_kernel,nBas,nC,nO,nV,nR,nS,ERI,XpY(:,:,ispin),XmY(:,:,ispin),Ec(iAC,ispin))
|
||||
|
||||
|
|
|
|||
|
|
@ -33,6 +33,8 @@ subroutine ACFDT_cr(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta
|
|||
double precision,allocatable :: Ec(:,:)
|
||||
|
||||
double precision :: EcRPA
|
||||
double precision,allocatable :: WA(:,:)
|
||||
double precision,allocatable :: WB(:,:)
|
||||
double precision,allocatable :: OmRPA(:)
|
||||
double precision,allocatable :: XpY_RPA(:,:)
|
||||
double precision,allocatable :: XmY_RPA(:,:)
|
||||
|
|
@ -49,7 +51,7 @@ subroutine ACFDT_cr(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta
|
|||
! Memory allocation
|
||||
|
||||
allocate(Ec(nAC,nspin))
|
||||
allocate(OmRPA(nS),XpY_RPA(nS,nS),XmY_RPA(nS,nS),rho_RPA(nBas,nBas,nS))
|
||||
allocate(WA(nS,nS),WB(nS,nS),OmRPA(nS),XpY_RPA(nS,nS),XmY_RPA(nS,nS),rho_RPA(nBas,nBas,nS))
|
||||
allocate(Omega(nS,nspin),XpY(nS,nS,nspin),XmY(nS,nS,nspin))
|
||||
|
||||
! Antisymmetrized kernel version
|
||||
|
|
@ -70,10 +72,13 @@ subroutine ACFDT_cr(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta
|
|||
isp_W = 1
|
||||
EcRPA = 0d0
|
||||
|
||||
call linear_response(isp_W,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eW,ERI,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(isp_W,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,1d0,eW,ERI, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call excitation_density(nBas,nC,nO,nR,nS,ERI,XpY_RPA,rho_RPA)
|
||||
|
||||
call static_screening_WA(eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,OmRPA,rho_RPA,WA)
|
||||
call static_screening_WB(eta,nBas,nC,nO,nV,nR,nS,1d0,ERI,OmRPA,rho_RPA,WB)
|
||||
|
||||
! Singlet manifold
|
||||
|
||||
if(singlet) then
|
||||
|
|
@ -95,15 +100,18 @@ subroutine ACFDT_cr(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta
|
|||
|
||||
if(doXBS) then
|
||||
|
||||
call linear_response(isp_W,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(isp_W,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call excitation_density(nBas,nC,nO,nR,nS,ERI,XpY_RPA,rho_RPA)
|
||||
! call print_excitation('W^lambda: ',isp_W,nS,OmRPA)
|
||||
|
||||
call static_screening_WA(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WA)
|
||||
call static_screening_WB(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WB)
|
||||
|
||||
end if
|
||||
|
||||
call linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,OmRPA, &
|
||||
rho_RPA,EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call linear_response_BSE(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,WA,WB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
||||
call ACFDT_correlation_energy(ispin,exchange_kernel,nBas,nC,nO,nV,nR,nS, &
|
||||
ERI,XpY(:,:,ispin),XmY(:,:,ispin),Ec(iAC,ispin))
|
||||
|
|
@ -144,14 +152,17 @@ subroutine ACFDT_cr(exchange_kernel,doXBS,dRPA,TDA_W,TDA,BSE,singlet,triplet,eta
|
|||
|
||||
if(doXBS) then
|
||||
|
||||
call linear_response(isp_W,.true.,TDA_W,.false.,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI,OmRPA, &
|
||||
rho_RPA,EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call linear_response(isp_W,.true.,TDA_W,eta,nBas,nC,nO,nV,nR,nS,lambda,eW,ERI, &
|
||||
EcRPA,OmRPA,XpY_RPA,XmY_RPA)
|
||||
call excitation_density(nBas,nC,nO,nR,nS,ERI,XpY_RPA,rho_RPA)
|
||||
|
||||
call static_screening_WA(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WA)
|
||||
call static_screening_WB(eta,nBas,nC,nO,nV,nR,nS,lambda,ERI,OmRPA,rho_RPA,WB)
|
||||
|
||||
end if
|
||||
|
||||
call linear_response(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,OmRPA, &
|
||||
rho_RPA,EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call linear_response_BSE(ispin,dRPA,TDA,BSE,eta,nBas,nC,nO,nV,nR,nS,lambda,e,ERI,WA,WB, &
|
||||
EcAC(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
||||
call ACFDT_correlation_energy(ispin,exchange_kernel,nBas,nC,nO,nV,nR,nS,ERI,XpY(:,:,ispin),XmY(:,:,ispin),Ec(iAC,ispin))
|
||||
|
||||
|
|
|
|||
|
|
@ -33,7 +33,6 @@ subroutine RPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR,
|
|||
double precision,allocatable :: XpY(:,:,:)
|
||||
double precision,allocatable :: XmY(:,:,:)
|
||||
|
||||
double precision :: rho
|
||||
double precision :: EcRPA(nspin)
|
||||
double precision :: EcAC(nspin)
|
||||
|
||||
|
|
@ -67,7 +66,7 @@ subroutine RPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR,
|
|||
|
||||
ispin = 1
|
||||
|
||||
call linear_response(ispin,.true.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,rho,Omega(:,ispin), &
|
||||
call linear_response(ispin,.true.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI, &
|
||||
EcRPA(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call print_excitation('RPA@HF ',ispin,nS,Omega(:,ispin))
|
||||
call print_transition_vectors(.true.,nBas,nC,nO,nV,nR,nS,dipole_int,Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
|
@ -80,7 +79,7 @@ subroutine RPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR,
|
|||
|
||||
ispin = 2
|
||||
|
||||
call linear_response(ispin,.true.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,rho,Omega(:,ispin), &
|
||||
call linear_response(ispin,.true.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI, &
|
||||
EcRPA(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call print_excitation('RPA@HF ',ispin,nS,Omega(:,ispin))
|
||||
call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int,Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
|
|
|||
|
|
@ -34,7 +34,6 @@ subroutine RPAx(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR
|
|||
double precision,allocatable :: XpY(:,:,:)
|
||||
double precision,allocatable :: XmY(:,:,:)
|
||||
|
||||
double precision :: rho
|
||||
double precision :: EcRPAx(nspin)
|
||||
double precision :: EcAC(nspin)
|
||||
|
||||
|
|
@ -69,7 +68,7 @@ subroutine RPAx(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR
|
|||
|
||||
ispin = 1
|
||||
|
||||
call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,Omega(:,ispin),rho, &
|
||||
call linear_response(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI, &
|
||||
EcRPAx(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call print_excitation('RPAx@HF ',ispin,nS,Omega(:,ispin))
|
||||
call print_transition_vectors(.true.,nBas,nC,nO,nV,nR,nS,dipole_int,Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
|
@ -82,7 +81,7 @@ subroutine RPAx(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR
|
|||
|
||||
ispin = 2
|
||||
|
||||
call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI,Omega(:,ispin),rho, &
|
||||
call linear_response(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,1d0,eHF,ERI, &
|
||||
EcRPAx(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call print_excitation('RPAx@HF ',ispin,nS,Omega(:,ispin))
|
||||
call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int,Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
|
|
|||
|
|
@ -34,7 +34,6 @@ subroutine crRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
|
|||
double precision,allocatable :: XpY(:,:,:)
|
||||
double precision,allocatable :: XmY(:,:,:)
|
||||
|
||||
double precision :: rho
|
||||
double precision :: EcRPAx(nspin)
|
||||
double precision :: EcAC(nspin)
|
||||
|
||||
|
|
@ -68,7 +67,7 @@ subroutine crRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
|
|||
|
||||
ispin = 1
|
||||
|
||||
call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,-1d0,eHF,ERI,Omega(:,ispin),rho, &
|
||||
call linear_response(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,-1d0,eHF,ERI, &
|
||||
EcRPAx(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call print_excitation('crRPA@HF ',ispin,nS,Omega(:,ispin))
|
||||
call print_transition_vectors(.true.,nBas,nC,nO,nV,nR,nS,dipole_int,Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
|
@ -81,7 +80,7 @@ subroutine crRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
|
|||
|
||||
ispin = 2
|
||||
|
||||
call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,-1d0,eHF,ERI,Omega(:,ispin),rho, &
|
||||
call linear_response(ispin,.false.,TDA,eta,nBas,nC,nO,nV,nR,nS,-1d0,eHF,ERI, &
|
||||
EcRPAx(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
call print_excitation('crRPA@HF ',ispin,nS,Omega(:,ispin))
|
||||
call print_transition_vectors(.false.,nBas,nC,nO,nV,nR,nS,dipole_int,Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
|
||||
|
|
|
|||
|
|
@ -45,7 +45,9 @@ subroutine eDFT_UKS(x_rung,x_DFA,c_rung,c_DFA,nEns,wEns,nCC,aCC,nGrid,weight,max
|
|||
|
||||
integer :: xc_rung
|
||||
logical :: LDA_centered = .false.
|
||||
integer :: nSCF,nBasSq
|
||||
logical :: do_level_shift = .false.
|
||||
integer :: nSCF
|
||||
integer :: nBasSq
|
||||
integer :: n_diis
|
||||
integer :: nO(nspin)
|
||||
double precision :: conv
|
||||
|
|
@ -121,31 +123,38 @@ subroutine eDFT_UKS(x_rung,x_DFA,c_rung,c_DFA,nEns,wEns,nCC,aCC,nGrid,weight,max
|
|||
do ispin=1,nspin
|
||||
nO(ispin) = int(sum(occnum(:,ispin,1)))
|
||||
end do
|
||||
|
||||
if(guess_type == 1) then
|
||||
|
||||
do ispin=1,nspin
|
||||
call mo_guess(nBas,nO(ispin),guess_type,S,Hc,ERI,J(:,:,ispin),Fx(:,:,ispin),X,cp(:,:,ispin),F(:,:,ispin), &
|
||||
Fp(:,:,ispin),eKS(:,ispin),c(:,:,ispin),Pw(:,:,ispin))
|
||||
end do
|
||||
|
||||
do ispin=1,nspin
|
||||
cp(:,:,ispin) = matmul(transpose(X(:,:)),matmul(Hc(:,:),X(:,:)))
|
||||
call diagonalize_matrix(nBas,cp(:,:,ispin),eKS(:,ispin))
|
||||
c(:,:,ispin) = matmul(X(:,:),cp(:,:,ispin))
|
||||
end do
|
||||
if(mix) call mix_guess(nBas,nO,c)
|
||||
|
||||
! Mix guess to enforce symmetry breaking
|
||||
! if(guess_type == 1) then
|
||||
|
||||
if(mix) call mix_guess(nBas,nO,c)
|
||||
! do ispin=1,nspin
|
||||
! cp(:,:,ispin) = matmul(transpose(X(:,:)),matmul(Hc(:,:),X(:,:)))
|
||||
! call diagonalize_matrix(nBas,cp(:,:,ispin),eKS(:,ispin))
|
||||
! c(:,:,ispin) = matmul(X(:,:),cp(:,:,ispin))
|
||||
! end do
|
||||
|
||||
else if(guess_type == 2) then
|
||||
! ! Mix guess to enforce symmetry breaking
|
||||
|
||||
do ispin=1,nspin
|
||||
call random_number(F(:,:,ispin))
|
||||
end do
|
||||
! if(mix) call mix_guess(nBas,nO,c)
|
||||
|
||||
else
|
||||
! else if(guess_type == 2) then
|
||||
|
||||
print*,'Wrong guess option'
|
||||
stop
|
||||
! do ispin=1,nspin
|
||||
! call random_number(F(:,:,ispin))
|
||||
! end do
|
||||
|
||||
end if
|
||||
! else
|
||||
|
||||
! print*,'Wrong guess option'
|
||||
! stop
|
||||
|
||||
! end if
|
||||
|
||||
! Initialization
|
||||
|
||||
|
|
@ -266,17 +275,32 @@ subroutine eDFT_UKS(x_rung,x_DFA,c_rung,c_DFA,nEns,wEns,nCC,aCC,nGrid,weight,max
|
|||
|
||||
if(nSCF > 1) conv = maxval(abs(err(:,:,:)))
|
||||
|
||||
! Level-shifting
|
||||
|
||||
if(do_level_shift) then
|
||||
|
||||
do ispin=1,nspin
|
||||
call level_shifting(nBas,nO(ispin),S,c,F(:,:,ispin))
|
||||
end do
|
||||
|
||||
end if
|
||||
|
||||
! DIIS extrapolation
|
||||
|
||||
n_diis = min(n_diis+1,max_diis)
|
||||
if(minval(rcond(:)) > 1d-15) then
|
||||
do ispin=1,nspin
|
||||
do ispin=1,nspin
|
||||
|
||||
if(rcond(ispin) > 1d-15) then
|
||||
|
||||
call DIIS_extrapolation(rcond(ispin),nBasSq,nBasSq,n_diis, &
|
||||
err_diis(:,:,ispin),F_diis(:,:,ispin),err(:,:,ispin),F(:,:,ispin))
|
||||
end do
|
||||
else
|
||||
n_diis = 0
|
||||
end if
|
||||
else
|
||||
|
||||
n_diis = 0
|
||||
|
||||
end if
|
||||
|
||||
end do
|
||||
|
||||
! Transform Fock matrix in orthogonal basis
|
||||
|
||||
|
|
|
|||
37
src/utils/level_shifting.f90
Normal file
37
src/utils/level_shifting.f90
Normal file
|
|
@ -0,0 +1,37 @@
|
|||
subroutine level_shifting(nBas,nO,S,c,F)
|
||||
|
||||
! Perform level-shifting on the Fock matrix
|
||||
|
||||
implicit none
|
||||
|
||||
! Input variables
|
||||
|
||||
integer,intent(in) :: nBas
|
||||
integer,intent(in) :: nO
|
||||
double precision,intent(in) :: S(nBas,nBas)
|
||||
double precision,intent(in) :: c(nBas,nBas)
|
||||
|
||||
! Local variables
|
||||
|
||||
double precision,allocatable :: F_MO(:,:)
|
||||
double precision,allocatable :: Sc(:,:)
|
||||
double precision,parameter :: LS = 0.1d0
|
||||
|
||||
integer :: a
|
||||
|
||||
! Output variables
|
||||
|
||||
double precision,intent(inout):: F(nBas,nBas)
|
||||
|
||||
allocate(F_MO(nBas,nBas),Sc(nBas,nBas))
|
||||
|
||||
F_MO(:,:) = matmul(transpose(c),matmul(F,c))
|
||||
|
||||
do a=nO+1,nBas
|
||||
F_MO(a,a) = F_MO(a,a) + LS
|
||||
end do
|
||||
|
||||
Sc(:,:) = matmul(S,c)
|
||||
F(:,:) = matmul(Sc,matmul(F_MO,transpose(Sc)))
|
||||
|
||||
end subroutine level_shifting
|
||||
Loading…
Reference in New Issue
Block a user