mirror of https://github.com/pfloos/quack
192 lines
7.2 KiB
Fortran
192 lines
7.2 KiB
Fortran
subroutine print_qsGGW(nBas,nBas2,nO,nSCF,Conv,thresh,eHF,eGW,c,S,SigC,Z,ENuc,ET,EV,EJ,Ex,EcGM,EcRPA,EqsGW,dipole)
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! Print information for the generalized version of qsGW
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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) :: nBas
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integer,intent(in) :: nBas2
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integer,intent(in) :: nO
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integer,intent(in) :: nSCF
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double precision,intent(in) :: ENuc
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double precision,intent(in) :: ET
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double precision,intent(in) :: EV
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double precision,intent(in) :: EJ
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double precision,intent(in) :: Ex
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double precision,intent(in) :: EcGM
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double precision,intent(in) :: EcRPA
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double precision,intent(in) :: Conv
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double precision,intent(in) :: thresh
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double precision,intent(in) :: eHF(nBas2)
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double precision,intent(in) :: eGW(nBas2)
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double precision,intent(in) :: c(nBas2,nBas2)
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double precision,intent(in) :: S(nBas,nBas)
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double precision,intent(in) :: SigC(nBas2,nBas2)
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double precision,intent(in) :: Z(nBas2)
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double precision,intent(in) :: EqsGW
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double precision,intent(in) :: dipole(ncart)
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! Local variables
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logical :: dump_orb = .false.
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integer :: i,j
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integer :: p,ixyz,HOMO,LUMO
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double precision :: Gap
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double precision,external :: trace_matrix
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double precision :: Sx,Sy,Sz
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double precision :: SmSp,SpSm,Sz2,S2
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double precision,allocatable :: Ca(:,:)
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double precision,allocatable :: Cb(:,:)
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double precision,allocatable :: Paa(:,:)
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double precision,allocatable :: Pab(:,:)
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double precision,allocatable :: Pba(:,:)
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double precision,allocatable :: Pbb(:,:)
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! Output variables
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! HOMO and LUMO
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HOMO = nO
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LUMO = HOMO + 1
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Gap = eGW(LUMO)-eGW(HOMO)
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! Density matrices
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allocate(Paa(nO,nO),Pab(nO,nO),Pba(nO,nO),Pbb(nO,nO))
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allocate(Ca(nBas,nO),Cb(nBas,nO))
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Ca(:,:) = C( 1:nBas ,1:nO)
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Cb(:,:) = C(nBas+1:nBas2,1:nO)
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Paa = matmul(transpose(Ca),matmul(S,Ca))
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Pab = matmul(transpose(Ca),matmul(S,Cb))
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Pba = matmul(transpose(Cb),matmul(S,Ca))
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Pbb = matmul(transpose(Cb),matmul(S,Cb))
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! Compute components of S = (Sx,Sy,Sz)
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Sx = 0.5d0*(trace_matrix(nO,Pab) + trace_matrix(nO,Pba))
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Sy = 0.5d0*(trace_matrix(nO,Pab) - trace_matrix(nO,Pba))
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Sz = 0.5d0*(trace_matrix(nO,Paa) - trace_matrix(nO,Pbb))
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! Compute <S^2> = <Sx^2> + <Sy^2> + <Sz^2>
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SpSm = 0d0
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do i=1,nO
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do j=1,nO
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SpSm = SpSm + Pab(i,i)*Pba(j,j) - Pab(i,j)*Pba(j,i)
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end do
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end do
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SpSm = trace_matrix(nO,Paa) + SpSm
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SmSp = 0d0
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do i=1,nO
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do j=1,nO
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SmSp = SmSp + Pba(i,i)*Pab(j,j) - Pba(i,j)*Pab(j,i)
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end do
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end do
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SmSp = trace_matrix(nO,Pbb) + SmSp
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Sz2 = 0d0
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do i=1,nO
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do j=1,nO
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Sz2 = Sz2 + (Paa(i,i) - Pbb(i,i))*(Paa(j,j) - Pbb(j,j)) - (Paa(i,j) - Pbb(i,j))**2
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end do
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end do
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Sz2 = 0.25d0*(dble(nO) + Sz2)
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! Compute <S^2> from Sz^2, S^+S^- and S^-S^+
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S2 = Sz2 + 0.5d0*(SpSm + SmSp)
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call print_GHF_spin(nBas,nBas2,nO,C,S)
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! Dump results
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write(*,*)'-------------------------------------------------------------------------------'
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if(nSCF < 10) then
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write(*,'(1X,A20,I1,A1,I1,A16)')' Self-consistent qsG',nSCF,'W',nSCF,'@GHF calculation'
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elseif(nSCF < 100) then
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write(*,'(1X,A20,I2,A1,I2,A16)')' Self-consistent qsG',nSCF,'W',nSCF,'@GHF calculation'
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else
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write(*,'(1X,A20,I3,A1,I3,A16)')' Self-consistent qsG',nSCF,'W',nSCF,'@GHF calculation'
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end if
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write(*,*)'-------------------------------------------------------------------------------'
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write(*,'(1X,A1,1X,A3,1X,A1,1X,A15,1X,A1,1X,A15,1X,A1,1X,A15,1X,A1,1X,A15,1X,A1,1X)') &
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'|','#','|','e_HF (eV)','|','Sig_GW (eV)','|','Z','|','e_GW (eV)','|'
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write(*,*)'-------------------------------------------------------------------------------'
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do p=1,nBas
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write(*,'(1X,A1,1X,I3,1X,A1,1X,F15.6,1X,A1,1X,F15.6,1X,A1,1X,F15.6,1X,A1,1X,F15.6,1X,A1,1X)') &
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'|',p,'|',eHF(p)*HaToeV,'|',SigC(p,p)*HaToeV,'|',Z(p),'|',eGW(p)*HaToeV,'|'
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end do
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write(*,*)'-------------------------------------------------------------------------------'
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write(*,'(2X,A10,I3)') 'Iteration ',nSCF
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write(*,'(2X,A14,F15.5)')'Convergence = ',Conv
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write(*,*)'-------------------------------------------------------------------------------'
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write(*,'(2X,A60,F15.6,A3)') 'qsGW@GHF HOMO energy = ',eGW(HOMO)*HaToeV,' eV'
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write(*,'(2X,A60,F15.6,A3)') 'qsGW@GHF LUMO energy = ',eGW(LUMO)*HaToeV,' eV'
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write(*,'(2X,A60,F15.6,A3)') 'qsGW@GHF HOMO-LUMO gap = ',Gap*HaToeV,' eV'
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write(*,*)'-------------------------------------------------------------------------------'
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write(*,'(2X,A60,F15.6,A3)') ' qsGW@GHF total energy = ',ENuc + EqsGW,' au'
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write(*,'(2X,A60,F15.6,A3)') ' qsGW@GHF exchange energy = ',Ex,' au'
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write(*,'(2X,A60,F15.6,A3)') ' GM@qsGW@GHF correlation energy = ',EcGM,' au'
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write(*,'(2X,A60,F15.6,A3)') 'phRPA@qsGW@GHF correlation energy = ',EcRPA,' au'
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write(*,*)'-------------------------------------------------------------------------------'
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write(*,*)
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! Dump results for final iteration
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if(Conv < thresh) then
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write(*,*)
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write(*,'(A50)') '---------------------------------------'
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write(*,'(A33)') ' Summary '
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write(*,'(A50)') '---------------------------------------'
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write(*,'(A33,1X,F16.10,A3)') ' One-electron energy = ',ET + EV,' au'
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write(*,'(A33,1X,F16.10,A3)') ' Kinetic energy = ',ET,' au'
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write(*,'(A33,1X,F16.10,A3)') ' Potential energy = ',EV,' au'
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write(*,'(A50)') '---------------------------------------'
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write(*,'(A33,1X,F16.10,A3)') ' Two-electron energy = ',EJ + Ex,' au'
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write(*,'(A33,1X,F16.10,A3)') ' Hartree energy = ',EJ,' au'
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write(*,'(A33,1X,F16.10,A3)') ' Exchange energy = ',Ex,' au'
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write(*,'(A33,1X,F16.10,A3)') ' Correlation energy = ',EcGM,' au'
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write(*,'(A50)') '---------------------------------------'
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write(*,'(A33,1X,F16.10,A3)') ' Electronic energy = ',EqsGW,' au'
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write(*,'(A33,1X,F16.10,A3)') ' Nuclear repulsion = ',ENuc,' au'
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write(*,'(A33,1X,F16.10,A3)') ' qsGGW energy = ',ENuc + EqsGW,' au'
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write(*,'(A50)') '---------------------------------------'
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write(*,'(A36)') ' Dipole moment (Debye) '
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write(*,'(10X,4A10)') 'X','Y','Z','Tot.'
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write(*,'(10X,4F10.4)') (dipole(ixyz)*auToD,ixyz=1,ncart),norm2(dipole)*auToD
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write(*,'(A50)') '-----------------------------------------'
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write(*,*)
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if(dump_orb) then
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write(*,'(A50)') '---------------------------------------'
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write(*,'(A32)') ' Generalized qsGW orbital coefficients '
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write(*,'(A50)') '---------------------------------------'
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call matout(nBas,nBas,c)
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write(*,*)
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end if
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write(*,'(A50)') '---------------------------------------'
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write(*,'(A32)') ' Generalized qsGW orbital energies (au)'
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write(*,'(A50)') '---------------------------------------'
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call vecout(nBas,eGW)
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write(*,*)
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end if
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end subroutine
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