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scat_ccfull.f90
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scat_ccfull.f90
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program main
use, intrinsic :: iso_fortran_env
use global_constant, only : PI, mass
use input_data
use relative_potential
use coupling_matrix
use coupled_channels
use calc_profile
implicit none
logical :: b
integer :: i, n, m, ios, getcwd, chdir
real(8), allocatable, dimension(:) :: Ea, Esig, angl
real(8), allocatable, dimension(:) :: sig_iel, sig_fus, spin
real(8), allocatable, dimension(:,:) :: sig_iel_n
real(8), allocatable, dimension(:,:) :: dsig_iel, dsig_qel, dsig_R
real(8), allocatable, dimension(:,:,:) :: dsig_qel_n
complex(8), allocatable, dimension(:,:) :: fc
complex(8), allocatable, dimension(:,:,:) :: fN
character(len=500) :: dir, cwd, wd
character(len=500) :: dir2='angular'
character(len=500) :: dir3='angular_dist'
character(len=500) :: dir4="Q_val_dist"
character(len=20) :: outdir = 'results'
character(len=100), parameter :: INPF="input_scat"
type(inp) :: ip
type(cc_scat) :: cc_calc
type(rel_pot) :: vrp
type(coup_mat) :: cm
type(profiler) :: prof
call ip%read_input(trim(INPF), dir)
ios = getcwd(cwd)
call check_directory(trim(cwd)//'/'//trim(outdir))
call check_directory(trim(cwd)//'/'//trim(outdir)//'/'//dir)
call check_directory(trim(cwd)//'/'//trim(outdir)//'/'//trim(dir)//'/'//dir2)
call check_directory(trim(cwd)//'/'//trim(outdir)//'/'//trim(dir)//'/'//dir3)
call check_directory(trim(cwd)//'/'//trim(outdir)//'/'//trim(dir)//'/'//dir4)
call vrp%rel_pot_(ip)
call cm%coup_mat_(ip)
call cc_calc%cc_scat_(ip, vrp, cm)
call prof%profiler_(ip, vrp, cm)
allocate(Ea(ip%Egrid+1))
allocate(Esig(ip%Egrid+1))
allocate(angl(ip%nth))
allocate(fN(ip%Nch,ip%nth,ip%Egrid+1))
allocate(fc(ip%nth,ip%Egrid+1))
allocate(dsig_iel(ip%nth,ip%Egrid+1))
allocate(dsig_qel(ip%nth,ip%Egrid+1))
allocate(dsig_qel_n(ip%Nch,ip%nth,ip%Egrid+1))
allocate(dsig_R(ip%nth,ip%Egrid+1))
allocate(spin(ip%Egrid+1))
allocate(sig_fus(ip%Egrid+1))
allocate(sig_iel_n(ip%Nch,ip%Egrid+1))
allocate(sig_iel(ip%Egrid+1))
forall (i=1:ip%Egrid+1) Ea(i) = ip%Emin + dble(i-1) * ip%dE
forall (i=1:ip%nth) angl(i) =ip%thmin + dble(i-1) * ip%dth
angl = angl * PI / 180.0d0
b = cm%find_rmin(0)
call vrp%make_Vrel()
ios = chdir(trim(cwd)//'/'//trim(outdir)//'/'//trim(dir))
call prof%pot_prof()
call prof%Reaction_prof("calc_info")
ios = chdir(trim(cwd))
write(output_unit,*)
write(output_unit,*) 'Energy(MeV) Fusion cross section(mb)'
call cm%make_Vcp()
do i=1, ip%Egrid+1
call cc_calc%cc_scattering(Ea(i), spin(i), sig_fus(i), sig_iel_n(:,i))
fc(:,i) = cc_calc%scat_amp_Coul(Ea(i), angl)
call cc_calc%scat_amp_nucl(Ea(i), angl, fN(:,:,i))
write(output_unit,'(1x f8.4, 4x,es18.6)') Ea(i), sig_fus(i)
end do
Esig = Ea * sig_fus
sig_iel = sum(sig_iel_n(2:ip%Nch,:),dim=1)
dsig_R = abs(fc) ** 2 * 10.0d0
dsig_qel_n(1,:,:) = abs(fc + fN(1,:,:)) ** 2 * 10.0d0
do n=2, ip%Nch
dsig_qel_n(n,:,:) = abs(fN(n,:,:)) ** 2 * 10.0d0
end do
dsig_iel = sum(dsig_qel_n(2:ip%Nch,:,:),dim=1)
dsig_qel = dsig_iel + dsig_qel_n(1,:,:)
ios = chdir(trim(cwd)//'/'//trim(outdir)//'/'//trim(dir))
call output()
call qel_corrected_angle()
ios = chdir(trim(cwd))
call cc_calc%destruct_cc_scat()
call vrp%destruct_rel_pot()
call cm%destruct_coup_mat()
write(output_unit,*) "calculation finished."
write(output_unit,*) 'directory : '//trim(outdir)//'/'//trim(dir)
deallocate(Ea, Esig, angl)
deallocate(sig_fus, sig_iel, sig_iel_n, spin)
deallocate(fc, fN)
deallocate(dsig_iel, dsig_qel, dsig_qel_n, dsig_R)
contains
!********************************************************************!
subroutine output()
implicit none
integer :: t, di_u, di_l
real(8) :: E, Dfus, Dqel
character(len=45), parameter :: FM1='(1x,a,f8.3,a)'
character(len=45), parameter :: FM2='(1x,a,es13.4,a)'
character(len=45), parameter :: FM3='(1x,a,i3,a,es13.4,a)'
character(len=50), parameter :: FM4='(1x,f8.3,3es13.4)'
character(len=50), parameter :: FM5='(1x,f7.3,f8.2,3x,a,es14.4)'
character(len=50), parameter :: FM6='(19x,i3,1x,2es14.4)'
character(len=50), parameter :: FM7='(8x,f8.2,3x,a,es14.4)'
character(len=50), parameter :: FM8='(1x,2f10.3,es14.4)'
character(len=50), parameter :: FM9='(1x,2f10.3,es11.3)'
character(len=50), parameter :: FM10='(1x,f10.3,es11.3)'
character(len=500) :: c, c1, c2, c3, c4
!-- Fusion cross section -------------------------------
open(7,file='fusion.dat')
do i=1, ip%Egrid+1
write(7,*) Ea(i), sig_fus(i)
end do
close(7)
!-- Fusion barrier distribution -----------------------------
open(7,file='fus_bar_dist.dat')
do i=ip%di+1, ip%Egrid-ip%di+1
Dfus = 2.0d0 * ((Esig(i+ip%di)-Esig(i)) / (Ea(i+ip%di)-Ea(i)) &
- (Esig(i)-Esig(i-ip%di)) / (Ea(i)-Ea(i-ip%di))) &
/ (Ea(i+ip%di) - Ea(i-ip%di))
write(7,FM4) Ea(i), Dfus
end do
close(7)
!-- Energy dependence of differential scattering cross sections -----
do n=1, ip%nth
t = nint(angl(n) * 1800.0d0 / PI) ! per 10 degree
if (mod(t,100) == 0) then
write(c,'(f6.2)') angl(n) * 180.0d0 / PI
c1 = trim(dir2)//'/qel_'//trim(adjustl(c))//'deg.dat'
! c2 = trim(dir2)//'/el_'//trim(adjustl(c))//'deg.dat'
! c3 = trim(dir2)//'/iel_'//trim(adjustl(c))//'deg.dat'
open(7,file=trim(c1))
! open(8,file=trim(c2))
! open(9,file=trim(c3))
do i=1, ip%Egrid+1
E = 2.0d0 * Ea(i) * sin(0.5d0 * angl(n)) &
/ (1.0d0 + sin(0.5d0 * angl(n)))
write(7,FM9) Ea(i), E, dsig_qel(n,i)/dsig_R(n,i)
! write(8,FM10) Ea(i), dsig_qel_n(1,n,i)/dsig_R(n,i)
! write(9,FM10) Ea(i), dsig_iel(n,i)/dsig_R(n,i)
end do
close(7)
! close(8)
! close(9)
end if
end do
!-- qel. barrier distribution -----------------------------
if (mod(ip%di,2) == 0) then
di_u = ip%di / 2
di_l = di_u
else
di_u = ceiling(dble(ip%di)/2.0d0)
di_l = ip%di / 2
end if
do n=1, ip%nth
t = nint(angl(n) * 1800.0d0 / PI) ! per 10 degree
if (t > 1100 .and. mod(t,100) == 0) then
write(c,'(f6.2)') angl(n) * 180.0d0 / PI
c1 = trim(dir2)//'/qel_bar'//trim(adjustl(c))//'deg.dat'
open(7,file=trim(c1))
do i=di_l+1, ip%Egrid-di_u+1
E = 0.5d0 * (Ea(i+di_u) + Ea(i-di_l))
E = 2.0d0 * E * sin(0.5d0 * angl(n)) &
/ (1.0d0 + sin(0.5d0 * angl(n)))
Dqel = - (dsig_qel(n,i+di_u) / dsig_R(n,i+di_u) &
- dsig_qel(n,i-di_l) / dsig_R(n,i-di_l)) &
/ (Ea(i+di_u) - Ea(i-di_l))
write(7,FM8) Ea(i), E, Dqel
end do
close(7)
end if
end do
!-- angular distribution of elastic differential scattering cross section
do i=1, ip%Egrid+1
if (mod(nint(Ea(i)*10.0d0),50) == 0) then ! per 5 MeV
write(c,'(f6.2)') Ea(i)
open(7,file=trim(dir3)//'/diff_el_'//trim(adjustl(c))//'MeV.dat')
do n=1, ip%nth
write(7,*) angl(n)*180.0d0/PI, dsig_qel_n(1,n,i)/dsig_R(n,i)
end do
close(7)
end if
end do
!-- Q-value distribution for scattering
do i=1, ip%Egrid+1
if (mod(nint(Ea(i)*10.0d0),50) == 0) then ! per 5 MeV
do n=1, ip%nth
t = nint(angl(n) * 1800.0d0 / PI)
! if (t > 1100 .and. mod(t,50) == 0) then ! per 5 degree
if (t > 1100 .and. mod(t,100) == 0) then ! per 10 degree
write(c1,'(f6.2)') Ea(i)
write(c2,'(f6.2)') angl(n) * 180.0d0 / PI
c = trim(dir4)//'/Qdist_'//trim(adjustl(c1))//'MeV_'// &
trim(adjustl(c2))//'deg.dat'
open(7,file=trim(c))
do m=1, ip%Nch
write(7,*) cm%e_n(m), dsig_qel_n(m,n,i), &
dsig_qel_n(m,n,i)/dsig_R(n,i)
end do
close(7)
end if
end do
end if
end do
end subroutine
!**********************************************************************!
subroutine qel_corrected_angle()
implicit none
integer :: i, n, m
integer :: s, di_u, di_l
integer :: t(ip%Nch)
integer, dimension(ip%Nch) :: k
integer, dimension(ip%nth,ip%Egrid+1) :: kcm2
real(8), allocatable, dimension(:,:,:) :: dsig_qel_n_lab
real(8), allocatable, dimension(:,:) :: dsig_R_lab
real(8), dimension(ip%Nch) :: Kcm, vcm, tcm, tlab
real(8) :: E, Dqel, Elab, V, E2
character(len=50), parameter :: FM8='(1x,2f10.3,2es14.4)'
character(len=50), parameter :: FM9='(1x,2f10.3,2es11.3)'
character(len=500) :: c, c1, c2, c3, c4
allocate(dsig_qel_n_lab(ip%Nch,ip%nth,ip%Egrid+1))
allocate(dsig_R_lab(ip%nth,ip%Egrid+1))
dsig_qel_n_lab = 0.0d0
do i=1, ip%Egrid+1
Kcm = Ea(i) - cm%e_n
Elab = (ip%Ap + ip%At) / ip%At * Ea(i)
vcm = sqrt(2.0d0*ip%rmass*Kcm) / (ip%Ap*mass)
V = sqrt(2.0d0*(ip%Ap*mass)*Elab) / ((ip%Ap+ip%At)*mass)
do n=1, ip%nth
tcm = -V/vcm*sin(angl(n))**2 + cos(angl(n))*sqrt(1.0d0-(V/vcm*sin(angl(n)))**2)
tcm = acos(tcm) * 180.0d0 / PI
tcm = nint(tcm * 10.0d0) / 10.0d0
k = nint((tcm - ip%thmin) / ip%dth) + 1
kcm2(n,i) = k(1)
do m=1, ip%Nch
if (k(m) > 0 .and. k(m) <= ip%nth) then
dsig_qel_n_lab(m,n,i) = dsig_qel_n(m,k(m),i)
end if
end do
dsig_R_lab(n,i) = dsig_R(k(1),i)
end do
end do
dsig_qel = sum(dsig_qel_n_lab(:,:,:),dim=1)
!-- Energy dependence of differential scattering cross sections -----
do n=1, ip%nth
s = nint(angl(n) * 1800.0d0 / PI) ! per 10 degree
if (mod(s,100) == 0) then
write(c,'(f6.2)') angl(n) * 180.0d0 / PI
c1 = trim(dir2)//'/qel_'//trim(adjustl(c))//'deg_lab.dat'
open(7,file=trim(c1))
do i=1, ip%Egrid+1
E2= 2.0d0 * Ea(i) * sin(0.5d0 * angl(kcm2(n,i))) &
/ (1.0d0 + sin(0.5d0 * angl(kcm2(n,i))))
write(7,FM9) Ea(i), E2, dsig_qel(n,i)/dsig_R_lab(n,i)
end do
close(7)
end if
end do
!-- qel. barrier distribution -----------------------------
if (mod(ip%di,2) == 0) then
di_u = ip%di / 2
di_l = di_u
else
di_u = ceiling(dble(ip%di)/2.0d0)
di_l = ip%di / 2
end if
do n=1, ip%nth
s = nint(angl(n) * 1800.0d0 / PI) ! per 10 degree
if (s > 1100 .and. mod(s,100) == 0) then
write(c,'(f6.2)') angl(n) * 180.0d0 / PI
c1 = trim(dir2)//'/qel_bar'//trim(adjustl(c))//'deg_lab.dat'
open(7,file=trim(c1))
do i=di_l+1, ip%Egrid-di_u+1
E = 0.5d0 * (Ea(i+di_u) + Ea(i-di_l))
E2= 2.0d0 * E * sin(0.5d0 * angl(kcm2(n,i))) &
/ (1.0d0 + sin(0.5d0 * angl(kcm2(n,i))))
Dqel = - (dsig_qel(n,i+di_u) / dsig_R_lab(n,i+di_u) &
- dsig_qel(n,i-di_l) / dsig_R_lab(n,i-di_l)) &
/ (Ea(i+di_u) - Ea(i-di_l))
write(7,FM8) Ea(i), E2, Dqel
end do
close(7)
end if
end do
deallocate(dsig_qel_n_lab)
deallocate(dsig_R_lab)
end subroutine
!**********************************************************************!
end program