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qp2/src/determinants/dipole_moments.irp.f
2021-02-26 10:48:26 +01:00

66 lines
2.3 KiB
Fortran

BEGIN_PROVIDER [double precision, z_dipole_moment, (N_states)]
&BEGIN_PROVIDER [double precision, y_dipole_moment, (N_states)]
&BEGIN_PROVIDER [double precision, x_dipole_moment, (N_states)]
implicit none
BEGIN_DOC
! blablabla
END_DOC
integer :: ipoint,istate,i,j
double precision :: weight, r(3)
double precision :: cpu0,cpu1,nuclei_part_z,nuclei_part_y,nuclei_part_x
call cpu_time(cpu0)
z_dipole_moment = 0.d0
y_dipole_moment = 0.d0
x_dipole_moment = 0.d0
do istate = 1, N_states
do i = 1, mo_num
z_dipole_moment(istate) += -(one_e_dm_mo_alpha(i,i,istate)+one_e_dm_mo_beta(i,i,istate)) * mo_dipole_z(i,i)
y_dipole_moment(istate) += -(one_e_dm_mo_alpha(i,i,istate)+one_e_dm_mo_beta(i,i,istate)) * mo_dipole_y(i,i)
x_dipole_moment(istate) += -(one_e_dm_mo_alpha(i,i,istate)+one_e_dm_mo_beta(i,i,istate)) * mo_dipole_x(i,i)
do j = i+1, mo_num
z_dipole_moment(istate) += - 2.d0 * (one_e_dm_mo_alpha(j,i,istate)+one_e_dm_mo_beta(j,i,istate)) * mo_dipole_z(j,i)
y_dipole_moment(istate) += - 2.d0 * (one_e_dm_mo_alpha(j,i,istate)+one_e_dm_mo_beta(j,i,istate)) * mo_dipole_y(j,i)
x_dipole_moment(istate) += - 2.d0 * (one_e_dm_mo_alpha(j,i,istate)+one_e_dm_mo_beta(j,i,istate)) * mo_dipole_x(j,i)
enddo
enddo
enddo
print*,'electron part for z_dipole = ',z_dipole_moment
print*,'electron part for y_dipole = ',y_dipole_moment
print*,'electron part for x_dipole = ',x_dipole_moment
nuclei_part_z = 0.d0
nuclei_part_y = 0.d0
nuclei_part_x = 0.d0
do i = 1,nucl_num
nuclei_part_z += nucl_charge(i) * nucl_coord(i,3)
nuclei_part_y += nucl_charge(i) * nucl_coord(i,2)
nuclei_part_x += nucl_charge(i) * nucl_coord(i,1)
enddo
print*,'nuclei part for z_dipole = ',nuclei_part_z
print*,'nuclei part for y_dipole = ',nuclei_part_y
print*,'nuclei part for x_dipole = ',nuclei_part_x
do istate = 1, N_states
z_dipole_moment(istate) += nuclei_part_z
y_dipole_moment(istate) += nuclei_part_y
x_dipole_moment(istate) += nuclei_part_x
enddo
call cpu_time(cpu1)
print*,'Time to provide the dipole moment :',cpu1-cpu0
END_PROVIDER
subroutine print_z_dipole_moment_only
implicit none
print*, ''
print*, ''
print*, '****************************************'
print*, 'z_dipole_moment = ',z_dipole_moment
print*, '****************************************'
end