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crossed ring CC and RPA working

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This commit is contained in:
Pierre-Francois Loos 2021-11-10 14:47:26 +01:00
parent cec0fe9205
commit 3dfc2c3526
11 changed files with 197 additions and 149 deletions
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12
input/methods
View File

@ -2,14 +2,14 @@
T F F F
# MP2* MP3 MP2-F12
F F F
# CCD DCD CCSD CCSD(T)
F F F F
# drCCD rCCD lCCD pCCD
T T F F
# CCD pCCD DCD CCSD CCSD(T)
F F F F F
# drCCD rCCD crCCD lCCD
T T T T
# CIS* CIS(D) CID CISD FCI
F F F F F
# RPA* RPAx* ppRPA
T T F
# RPA* RPAx* crRPA ppRPA
T T T T
# G0F2* evGF2* qsGF2* G0F3 evGF3
F F F F F
# G0W0* evGW* qsGW* ufG0W0 ufGW

44
src/CC/crCCD.f90
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@ -38,21 +38,8 @@ subroutine crCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
double precision,allocatable :: eV(:)
double precision,allocatable :: delta_OOVV(:,:,:,:)
double precision,allocatable :: OOOO(:,:,:,:)
double precision,allocatable :: OOVV(:,:,:,:)
double precision,allocatable :: OVOV(:,:,:,:)
double precision,allocatable :: OVVO(:,:,:,:)
double precision,allocatable :: VVVV(:,:,:,:)
double precision,allocatable :: X1(:,:,:,:)
double precision,allocatable :: X2(:,:)
double precision,allocatable :: X3(:,:)
double precision,allocatable :: X4(:,:,:,:)
double precision,allocatable :: u(:,:,:,:)
double precision,allocatable :: v(:,:,:,:)
double precision,allocatable :: r2r(:,:,:,:)
double precision,allocatable :: r2l(:,:,:,:)
double precision,allocatable :: r2(:,:,:,:)
double precision,allocatable :: t2(:,:,:,:)
@ -66,7 +53,7 @@ subroutine crCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
write(*,*)
write(*,*)'**************************************'
write(*,*)'| crossed-ring CCD calculation |'
write(*,*)'| Crossed-ring CCD calculation |'
write(*,*)'**************************************'
write(*,*)
@ -105,13 +92,10 @@ subroutine crCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
! Create integral batches
allocate(OOOO(nO,nO,nO,nO),OOVV(nO,nO,nV,nV),OVOV(nO,nV,nO,nV),VVVV(nV,nV,nV,nV),OVVO(nO,nV,nV,nO))
allocate(OOVV(nO,nO,nV,nV),OVOV(nO,nV,nO,nV))
OOOO(:,:,:,:) = dbERI( 1:nO , 1:nO , 1:nO , 1:nO )
OOVV(:,:,:,:) = dbERI( 1:nO , 1:nO ,nO+1:nBas,nO+1:nBas)
OVOV(:,:,:,:) = dbERI( 1:nO ,nO+1:nBas, 1:nO ,nO+1:nBas)
OVVO(:,:,:,:) = dbERI( 1:nO ,nO+1:nBas,nO+1:nBas, 1:nO )
VVVV(:,:,:,:) = dbERI(nO+1:nBas,nO+1:nBas,nO+1:nBas,nO+1:nBas)
deallocate(dbERI)
@ -129,9 +113,7 @@ subroutine crCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
! Initialization
allocate(r2(nO,nO,nV,nV),u(nO,nO,nV,nV),v(nO,nO,nV,nV))
allocate(r2r(nO,nO,nV,nV),r2l(nO,nO,nV,nV))
allocate(X1(nO,nO,nO,nO),X2(nV,nV),X3(nO,nO),X4(nO,nO,nV,nV))
allocate(r2(nO,nO,nV,nV))
Conv = 1d0
nSCF = 0
@ -159,23 +141,9 @@ subroutine crCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
! Compute residual
! Form linear array
call form_crossed_ring_r(nC,nO,nV,nR,OVOV,OOVV,t2,r2)
call form_u(nC,nO,nV,nR,OOOO,VVVV,OVOV,t2,u)
! Form interemediate arrays
call form_X(nC,nO,nV,nR,OOVV,t2,X1,X2,X3,X4)
! Form quadratic array
call form_v(nC,nO,nV,nR,X1,X2,X3,X4,t2,v)
call form_ring_r(nC,nO,nV,nR,OVVO,OOVV,t2,r2r)
call form_ladder_r(nC,nO,nV,nR,OOOO,OOVV,VVVV,t2,r2l)
r2(:,:,:,:) = OOVV(:,:,:,:) + delta_OOVV(:,:,:,:)*t2(:,:,:,:) + u(:,:,:,:) + v(:,:,:,:) - r2r(:,:,:,:) - r2l(:,:,:,:)
r2(:,:,:,:) = OOVV(:,:,:,:) - delta_OOVV(:,:,:,:)*t2(:,:,:,:) + r2(:,:,:,:)
! Check convergence
@ -183,7 +151,7 @@ subroutine crCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
! Update amplitudes
t2(:,:,:,:) = t2(:,:,:,:) - r2(:,:,:,:)/delta_OOVV(:,:,:,:)
t2(:,:,:,:) = t2(:,:,:,:) + r2(:,:,:,:)/delta_OOVV(:,:,:,:)
! Compute correlation energy

6
src/CC/drCCD.f90
View File

@ -39,7 +39,6 @@ subroutine drCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
double precision,allocatable :: OOVV(:,:,:,:)
double precision,allocatable :: OVVO(:,:,:,:)
double precision,allocatable :: VOOV(:,:,:,:)
double precision,allocatable :: r2(:,:,:,:)
double precision,allocatable :: t2(:,:,:,:)
@ -85,11 +84,10 @@ subroutine drCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
! Create integral batches
allocate(OOVV(nO,nO,nV,nV),OVVO(nO,nV,nV,nO),VOOV(nV,nO,nO,nV))
allocate(OOVV(nO,nO,nV,nV),OVVO(nO,nV,nV,nO))
OOVV(:,:,:,:) = sERI( 1:nO , 1:nO ,nO+1:nBas,nO+1:nBas)
OVVO(:,:,:,:) = sERI( 1:nO ,nO+1:nBas,nO+1:nBas, 1:nO )
VOOV(:,:,:,:) = sERI(nO+1:nBas, 1:nO , 1:nO ,nO+1:nBas)
deallocate(sERI)
@ -135,7 +133,7 @@ subroutine drCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF
! Compute residual
call form_ring_r(nC,nO,nV,nR,OVVO,VOOV,OOVV,t2,r2)
call form_ring_r(nC,nO,nV,nR,OVVO,OOVV,t2,r2)
r2(:,:,:,:) = OOVV(:,:,:,:) + delta_OOVV(:,:,:,:)*t2(:,:,:,:) + r2(:,:,:,:)

70
src/CC/form_crossed_ring_r.f90 Normal file
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@ -0,0 +1,70 @@
subroutine form_crossed_ring_r(nC,nO,nV,nR,OVOV,OOVV,t2,r2)
! Form residuals for crossed-ring CCD
implicit none
! Input variables
integer,intent(in) :: nC,nO,nV,nR
double precision,intent(in) :: t2(nO,nO,nV,nV)
double precision,intent(in) :: OVOV(nO,nV,nO,nV)
double precision,intent(in) :: OOVV(nO,nO,nV,nV)
! Local variables
integer :: i,j,k,l
integer :: a,b,c,d
double precision,allocatable :: y(:,:,:,:)
! Output variables
double precision,intent(out) :: r2(nO,nO,nV,nV)
r2(:,:,:,:) = 0d0
allocate(y(nV,nO,nO,nV))
y(:,:,:,:) = 0d0
do i=nC+1,nO
do b=1,nV-nR
do l=nC+1,nO
do d=1,nV-nR
do k=nC+1,nO
do c=1,nV-nR
y(b,i,l,d) = y(b,i,l,d) + t2(i,k,c,b)*OOVV(k,l,c,d)
end do
end do
end do
end do
end do
end do
do i=nC+1,nO
do j=nC+1,nO
do a=1,nV-nR
do b=1,nV-nR
do k=nC+1,nO
do c=1,nV-nR
r2(i,j,a,b) = r2(i,j,a,b) - OVOV(k,b,i,c)*t2(k,j,a,c) - OVOV(k,a,j,c)*t2(i,k,c,b)
end do
end do
do l=nC+1,nO
do d=1,nV-nR
r2(i,j,a,b) = r2(i,j,a,b) - y(b,i,l,d)*t2(l,j,a,d)
end do
end do
end do
end do
end do
end do
end subroutine form_crossed_ring_r

5
src/CC/form_ring_r.f90
View File

@ -1,4 +1,4 @@
subroutine form_ring_r(nC,nO,nV,nR,OVVO,VOOV,OOVV,t2,r2)
subroutine form_ring_r(nC,nO,nV,nR,OVVO,OOVV,t2,r2)
! Form residuals for ring CCD
@ -9,7 +9,6 @@ subroutine form_ring_r(nC,nO,nV,nR,OVVO,VOOV,OOVV,t2,r2)
integer,intent(in) :: nC,nO,nV,nR
double precision,intent(in) :: t2(nO,nO,nV,nV)
double precision,intent(in) :: OVVO(nO,nV,nV,nO)
double precision,intent(in) :: VOOV(nV,nO,nO,nV)
double precision,intent(in) :: OOVV(nO,nO,nV,nV)
! Local variables
@ -50,7 +49,7 @@ subroutine form_ring_r(nC,nO,nV,nR,OVVO,VOOV,OOVV,t2,r2)
do k=nC+1,nO
do c=1,nV-nR
r2(i,j,a,b) = r2(i,j,a,b) + VOOV(a,k,i,c)*t2(k,j,c,b) + OVVO(k,b,c,j)*t2(i,k,a,c)
r2(i,j,a,b) = r2(i,j,a,b) + OVVO(k,a,c,i)*t2(k,j,c,b) + OVVO(k,b,c,j)*t2(i,k,a,c)
end do
end do

6
src/CC/rCCD.f90
View File

@ -40,7 +40,6 @@ subroutine rCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF,
double precision,allocatable :: OOVV(:,:,:,:)
double precision,allocatable :: OVVO(:,:,:,:)
double precision,allocatable :: VOOV(:,:,:,:)
double precision,allocatable :: r2(:,:,:,:)
double precision,allocatable :: t2(:,:,:,:)
@ -93,11 +92,10 @@ subroutine rCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF,
! Create integral batches
allocate(OOVV(nO,nO,nV,nV),OVVO(nO,nV,nV,nO),VOOV(nV,nO,nO,nV))
allocate(OOVV(nO,nO,nV,nV),OVVO(nO,nV,nV,nO))
OOVV(:,:,:,:) = dbERI( 1:nO , 1:nO ,nO+1:nBas,nO+1:nBas)
OVVO(:,:,:,:) = dbERI( 1:nO ,nO+1:nBas,nO+1:nBas, 1:nO )
VOOV(:,:,:,:) = dbERI(nO+1:nBas, 1:nO , 1:nO ,nO+1:nBas)
deallocate(dbERI)
@ -143,7 +141,7 @@ subroutine rCCD(maxSCF,thresh,max_diis,nBasin,nCin,nOin,nVin,nRin,ERI,ENuc,ERHF,
! Compute residual
call form_ring_r(nC,nO,nV,nR,OVVO,VOOV,OOVV,t2,r2)
call form_ring_r(nC,nO,nV,nR,OVVO,OOVV,t2,r2)
r2(:,:,:,:) = OOVV(:,:,:,:) + delta_OOVV(:,:,:,:)*t2(:,:,:,:) + r2(:,:,:,:)

87
src/QuAcK/QuAcK.f90
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@ -9,10 +9,10 @@ program QuAcK
logical :: dostab
logical :: doKS
logical :: doMP2,doMP3,doMP2F12
logical :: doCCD,doDCD,doCCSD,doCCSDT
logical :: do_drCCD,do_rCCD,do_lCCD,do_crCCD,do_pCCD
logical :: doCCD,dopCCD,doDCD,doCCSD,doCCSDT
logical :: do_drCCD,do_rCCD,do_crCCD,do_lCCD
logical :: doCIS,doCIS_D,doCID,doCISD,doFCI
logical :: doRPA,doRPAx,doppRPA
logical :: doRPA,doRPAx,docrRPA,doppRPA
logical :: doADC
logical :: doG0F2,doevGF2,doqsGF2,doG0F3,doevGF3
logical :: doG0W0,doevGW,doqsGW,doufG0W0,doufGW
@ -91,8 +91,6 @@ program QuAcK
double precision :: start_CISD ,end_CISD ,t_CISD
double precision :: start_FCI ,end_FCI ,t_FCI
double precision :: start_RPA ,end_RPA ,t_RPA
double precision :: start_RPAx ,end_RPAx ,t_RPAx
double precision :: start_ppRPA ,end_ppRPA ,t_ppRPA
double precision :: start_ADC ,end_ADC ,t_ADC
double precision :: start_GF2 ,end_GF2 ,t_GF2
double precision :: start_GF3 ,end_GF3 ,t_GF3
@ -162,10 +160,10 @@ program QuAcK
call read_methods(doRHF,doUHF,doKS,doMOM, &
doMP2,doMP3,doMP2F12, &
doCCD,doDCD,doCCSD,doCCSDT, &
do_drCCD,do_rCCD,do_lCCD,do_pCCD, &
doCCD,dopCCD,doDCD,doCCSD,doCCSDT, &
do_drCCD,do_rCCD,do_crCCD,do_lCCD, &
doCIS,doCIS_D,doCID,doCISD,doFCI, &
doRPA,doRPAx,doppRPA, &
doRPA,doRPAx,docrRPA,doppRPA, &
doG0F2,doevGF2,doqsGF2, &
doG0F3,doevGF3, &
doG0W0,doevGW,doqsGW, &
@ -645,6 +643,24 @@ program QuAcK
end if
!------------------------------------------------------------------------
! Perform crossed-ring CCD calculation
!------------------------------------------------------------------------
if(do_crCCD) then
call cpu_time(start_CCD)
call crCCD(maxSCF_CC,thresh_CC,n_diis_CC,nBas,nC,nO,nV,nR, &
ERI_MO,ENuc,ERHF,eHF)
call cpu_time(end_CCD)
t_CCD = end_CCD - start_CCD
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for crossed-ring CCD = ',t_CCD,' seconds'
write(*,*)
end if
!------------------------------------------------------------------------
! Perform ladder CCD calculation
!------------------------------------------------------------------------
@ -662,32 +678,11 @@ program QuAcK
end if
!------------------------------------------------------------------------
! Perform crossed-ring CCD calculation
!------------------------------------------------------------------------
do_crCCD = .false.
if(do_crCCD) then
call cpu_time(start_CCD)
call ehRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,0d0,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI_MO,dipole_int_MO,eHF)
call crCCD(maxSCF_CC,thresh_CC,n_diis_CC,nBas,nC,nO,nV,nR, &
ERI_MO,ENuc,ERHF,eHF)
call cpu_time(end_CCD)
t_CCD = end_CCD - start_CCD
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for crossed-ring CCD = ',t_CCD,' seconds'
write(*,*)
end if
!------------------------------------------------------------------------
! Perform pair CCD calculation
!------------------------------------------------------------------------
if(do_pCCD) then
if(dopCCD) then
call cpu_time(start_CCD)
call pCCD(maxSCF_CC,thresh_CC,n_diis_CC,nBas,nC,nO,nV,nR,ERI_MO,ENuc,ERHF,eHF)
@ -787,7 +782,7 @@ program QuAcK
if(doRPAx) then
call cpu_time(start_RPAx)
call cpu_time(start_RPA)
if(unrestricted) then
call URPAx(TDA,doACFDT,exchange_kernel,spin_conserved,spin_flip,0d0,nBas,nC,nO,nV,nR,nS,ENuc,EUHF, &
@ -798,10 +793,26 @@ program QuAcK
call RPAx(TDA,doACFDT,exchange_kernel,singlet,triplet,0d0,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI_MO,dipole_int_MO,eHF)
end if
call cpu_time(end_RPAx)
call cpu_time(end_RPA)
t_RPAx = end_RPAx - start_RPAx
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for RPAx = ',t_RPAx,' seconds'
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for RPAx = ',t_RPA,' seconds'
write(*,*)
end if
!------------------------------------------------------------------------
! Compute cr-RPA excitations
!------------------------------------------------------------------------
if(docrRPA) then
call cpu_time(start_RPA)
call crRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,0d0,nBas,nC,nO,nV,nR,nS,ENuc,ERHF,ERI_MO,dipole_int_MO,eHF)
call cpu_time(end_RPA)
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for pp-RPA = ',t_RPA,' seconds'
write(*,*)
end if
@ -812,12 +823,12 @@ program QuAcK
if(doppRPA) then
call cpu_time(start_ppRPA)
call cpu_time(start_RPA)
call ppRPA(TDA,singlet,triplet,nBas,nC,nO,nV,nR,ENuc,ERHF,ERI_MO,eHF)
call cpu_time(end_ppRPA)
call cpu_time(end_RPA)
t_ppRPA = end_ppRPA - start_ppRPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for pp-RPA = ',t_ppRPA,' seconds'
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for pp-RPA = ',t_RPA,' seconds'
write(*,*)
end if

34
src/QuAcK/read_methods.f90
View File

@ -1,9 +1,9 @@
subroutine read_methods(doRHF,doUHF,doKS,doMOM, &
doMP2,doMP3,doMP2F12, &
doCCD,doDCD,doCCSD,doCCSDT, &
do_drCCD,do_rCCD,do_lCCD,do_pCCD, &
doCCD,dopCCD,doDCD,doCCSD,doCCSDT, &
do_drCCD,do_rCCD,do_crCCD,do_lCCD, &
doCIS,doCIS_D,doCID,doCISD,doFCI, &
doRPA,doRPAx,doppRPA, &
doRPA,doRPAx,docrRPA,doppRPA, &
doG0F2,doevGF2,doqsGF2, &
doG0F3,doevGF3, &
doG0W0,doevGW,doqsGW, &
@ -19,10 +19,10 @@ subroutine read_methods(doRHF,doUHF,doKS,doMOM, &
logical,intent(out) :: doRHF,doUHF,doKS,doMOM
logical,intent(out) :: doMP2,doMP3,doMP2F12
logical,intent(out) :: doCCD,doDCD,doCCSD,doCCSDT
logical,intent(out) :: do_drCCD,do_rCCD,do_lCCD,do_pCCD
logical,intent(out) :: doCCD,dopCCD,doDCD,doCCSD,doCCSDT
logical,intent(out) :: do_drCCD,do_rCCD,do_crCCD,do_lCCD
logical,intent(out) :: doCIS,doCIS_D,doCID,doCISD,doFCI
logical,intent(out) :: doRPA,doRPAx,doppRPA
logical,intent(out) :: doRPA,doRPAx,docrRPA,doppRPA
logical,intent(out) :: doG0F2,doevGF2,doqsGF2,doG0F3,doevGF3
logical,intent(out) :: doG0W0,doevGW,doqsGW,doufG0W0,doufGW
logical,intent(out) :: doG0T0,doevGT,doqsGT
@ -48,14 +48,15 @@ subroutine read_methods(doRHF,doUHF,doKS,doMOM, &
doMP2F12 = .false.
doCCD = .false.
dopCCD = .false.
doDCD = .false.
doCCSD = .false.
doCCSDT = .false.
do_drCCD = .false.
do_rCCD = .false.
do_crCCD = .false.
do_lCCD = .false.
do_pCCD = .false.
doCIS = .false.
doCIS_D = .false.
@ -65,6 +66,7 @@ subroutine read_methods(doRHF,doUHF,doKS,doMOM, &
doRPA = .false.
doRPAx = .false.
docrRPA = .false.
doppRPA = .false.
doG0F2 = .false.
@ -105,19 +107,20 @@ subroutine read_methods(doRHF,doUHF,doKS,doMOM, &
! Read CC methods
read(1,*)
read(1,*) answer1,answer2,answer3,answer4
read(1,*) answer1,answer2,answer3,answer4,answer5
if(answer1 == 'T') doCCD = .true.
if(answer2 == 'T') doDCD = .true.
if(answer3 == 'T') doCCSD = .true.
if(answer4 == 'T') doCCSDT = .true.
if(answer2 == 'T') dopCCD = .true.
if(answer3 == 'T') doDCD = .true.
if(answer4 == 'T') doCCSD = .true.
if(answer5 == 'T') doCCSDT = .true.
! Read weird CC methods
read(1,*)
read(1,*) answer1,answer2,answer3,answer4
if(answer1 == 'T') do_drCCD = .true.
if(answer2 == 'T') do_rCCD = .true.
if(answer3 == 'T') do_lCCD = .true.
if(answer4 == 'T') do_pCCD = .true.
if(answer3 == 'T') do_crCCD = .true.
if(answer4 == 'T') do_lCCD = .true.
! Read excited state methods
@ -131,10 +134,11 @@ subroutine read_methods(doRHF,doUHF,doKS,doMOM, &
if(doCIS_D) doCIS = .true.
read(1,*)
read(1,*) answer1,answer2,answer3
read(1,*) answer1,answer2,answer3,answer4
if(answer1 == 'T') doRPA = .true.
if(answer2 == 'T') doRPAx = .true.
if(answer3 == 'T') doppRPA = .true.
if(answer3 == 'T') docrRPA = .true.
if(answer4 == 'T') doppRPA = .true.
! Read Green function methods

8
src/RPA/RPA.f90
View File

@ -87,12 +87,12 @@ subroutine RPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR,
endif
if(exchange_kernel) then
! if(exchange_kernel) then
EcRPA(1) = 0.5d0*EcRPA(1)
EcRPA(2) = 1.5d0*EcRPA(2)
! EcRPA(1) = 0.5d0*EcRPA(1)
! EcRPA(2) = 1.5d0*EcRPA(2)
end if
! end if
write(*,*)
write(*,*)'-------------------------------------------------------------------------------'

4
src/RPA/RPAx.f90
View File

@ -89,12 +89,12 @@ subroutine RPAx(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR
endif
if(exchange_kernel) then
! if(exchange_kernel) then
EcRPAx(1) = 0.5d0*EcRPAx(1)
EcRPAx(2) = 1.5d0*EcRPAx(2)
end if
! end if
write(*,*)
write(*,*)'-------------------------------------------------------------------------------'

26
src/RPA/ehRPA.f90 → src/RPA/crRPA.f90
View File

@ -1,7 +1,7 @@
subroutine ehRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ENuc,ERHF, &
subroutine crRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,nR,nS,ENuc,ERHF, &
ERI,dipole_int,eHF)
! Perform random phase approximation calculation with exchange (aka TDHF)
! Crossed-ring channel of the random phase approximation
implicit none
include 'parameters.h'
@ -42,7 +42,7 @@ subroutine ehRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
write(*,*)
write(*,*)'***********************************************************'
write(*,*)'| Random phase approximation calculation: eh channel |'
write(*,*)'| Random phase approximation calculation: cr channel |'
write(*,*)'***********************************************************'
write(*,*)
@ -70,7 +70,7 @@ subroutine ehRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,-1d0,eHF,ERI,Omega(:,ispin),rho, &
EcRPAx(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
call print_excitation('ehRPA@HF ',ispin,nS,Omega(:,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))
endif
@ -83,24 +83,24 @@ subroutine ehRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
call linear_response(ispin,.false.,TDA,.false.,eta,nBas,nC,nO,nV,nR,nS,-1d0,eHF,ERI,Omega(:,ispin),rho, &
EcRPAx(ispin),Omega(:,ispin),XpY(:,:,ispin),XmY(:,:,ispin))
call print_excitation('ehRPA@HF ',ispin,nS,Omega(:,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))
endif
if(exchange_kernel) then
! if(exchange_kernel) then
EcRPAx(1) = 0.5d0*EcRPAx(1)
EcRPAx(2) = 1.5d0*EcRPAx(2)
end if
! end if
write(*,*)
write(*,*)'-------------------------------------------------------------------------------'
write(*,'(2X,A50,F20.10)') 'Tr@ehRPA correlation energy (singlet) =',EcRPAx(1)
write(*,'(2X,A50,F20.10)') 'Tr@ehRPA correlation energy (triplet) =',EcRPAx(2)
write(*,'(2X,A50,F20.10)') 'Tr@ehRPA correlation energy =',EcRPAx(1) + EcRPAx(2)
write(*,'(2X,A50,F20.10)') 'Tr@ehRPA total energy =',ENuc + ERHF + EcRPAx(1) + EcRPAx(2)
write(*,'(2X,A50,F20.10)') 'Tr@crRPA correlation energy (singlet) =',EcRPAx(1)
write(*,'(2X,A50,F20.10)') 'Tr@crRPA correlation energy (triplet) =',EcRPAx(2)
write(*,'(2X,A50,F20.10)') 'Tr@crRPA correlation energy =',EcRPAx(1) + EcRPAx(2)
write(*,'(2X,A50,F20.10)') 'Tr@crRPA total energy =',ENuc + ERHF + EcRPAx(1) + EcRPAx(2)
write(*,*)'-------------------------------------------------------------------------------'
write(*,*)
@ -109,7 +109,7 @@ subroutine ehRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
! if(doACFDT) then
! write(*,*) '-------------------------------------------------------'
! write(*,*) 'Adiabatic connection version of ehRPA correlation energy'
! write(*,*) 'Adiabatic connection version of crRPA correlation energy'
! write(*,*) '-------------------------------------------------------'
! write(*,*)
@ -127,4 +127,4 @@ subroutine ehRPA(TDA,doACFDT,exchange_kernel,singlet,triplet,eta,nBas,nC,nO,nV,n
! end if
end subroutine ehRPA
end subroutine crRPA