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subroutine trudamp (linnum)
c*************************************************************************
c This routine calculates damping parameters for lines that have
c accurately known laboratory damping parameters
c THE USER IS WARNED THAT THESE FORMULAE ARE OLD AND NOT EASILY
c DEFENDED; THE BARKLEM NUMBERS ARE TO BE PREFERRED.
c*************************************************************************
implicit real*8 (a-h,o-z)
include 'Atmos.com'
include 'Linex.com'
c*****begin with some calculations leading to a c6 value ("unsold")
j = linnum
iwave = int(wave1(j))
iatom10 = nint(10.*atom1(j))
ich = nint(charge(j))
unsold = dabs(1.61d-33*(13.5*charge(j)/(chi(j,ich) -
. e(j,1)))**2 - 1.61d-33*(13.5*charge(j)/
. (chi(j,ich)-e(j,2)))**2)
c*****Ca II "IR triplet" lines at the Ca II K line at 3934 A
if (iatom==201 .and. iwave==3933) then
do i=1,ntau
gammaa = 1.45d+8
gnature = gammaa + 0.5*1.5d-9*t(i)**(1/3)*numdens(1,1,i)
gvander = 1.6d-8 * (t(i)/5000.)**0.3 * numdens(1,1,i)
gstark = 3.0d-6 * ne(i)
gammadamp = anature + gvander + gstark
a(j,i) = gammadamp*wave1(j)*1.0e-8/(12.56636*dopp(j,i))
write (nf1out,1001) gnature, gstark, gvander,
. gammadamp, a(j,i)
enddo
return
c*****Ca II "IR triplet" lines at 8498, 8542, and 8662 A
elseif (iatom10==201 .and.
. (iwave==8498.or.
. iwave==8542.or.
. iwave==8662)) then
write (nf1out,1000)
do i=1,ntau
nhe = xabund(2)*nhtot(i)
gnature = 1.5e+08
gstark = 1.5e-06*ne(i)*(t(i)/5000.)**0.1666
ghelium = 3.0e-09*nhe*(t(i)/5000.)**0.4
ghydro = 1.0e-08*nhtot(i)*(t(i)/5000.)**0.4
gammadamp = gnature/2. + gstark + ghelium + ghydro
a(j,i) = gammadamp*wave1(j)*1.0e-8/(12.56636*dopp(j,i))
v1 = dsqrt(2.1175d8*t(i)*(1.0/amass(j)+1.008))
gvander = 17.0*unsold**0.4*v1**0.6*nhtot(i)
avander = gvander*wave1(j)*1.0d-8/(12.56636*dopp(j,i))
write (nf1out,1001) gnature, gstark, ghelium, ghydro,
. gammadamp, a(j,i), avander
enddo
return
c*****Ca I 6717 A
elseif (iatom10==200 .and. iwave==6717) then
write (nf1out,1002) iwave
do i=1,ntau
nhe = xabund(2)*nhtot(i)
gnature = 0.4e-08
ghelium = 1.0e-09*nhe*(t(i)/5000.)**0.4
ghydro = 2.0e-08*nhtot(i)*(t(i)/5000.)**0.4
gammadamp = gnature/2. + ghelium + ghydro
gammadamp = gammadamp*2.
a(j,i) = gammadamp*wave1(j)*1.0e-8/(12.56636*dopp(j,i))
v1 = dsqrt(2.1175d8*t(i)*(1.0/amass(j)+1.008))
gvander = 17.0*unsold**0.4*v1**0.6*nhtot(i)
avander = gvander*wave1(j)*1.0d-8/(12.56636*dopp(j,i))
write (nf1out,1001) gnature, ghelium, ghydro,
. gammadamp, a(j,i), avander
enddo
return
c*****Ca I 6318, 6343, 6361 A autoionization lines
elseif (iatom10==200 .and.
. (iwave==6318 .or.
. iwave==6343 .or.
. iwave==6361)) then
write (nf1out,1005) iwave
do i=1,ntau
if (dampnum(j) == 0) then
gnature = 1.5d12
else
gnature = dampnum(j)*1.5d12
endif
gammadamp = gnature
a(j,i) = gammadamp*wave1(j)*1.0e-8/(12.56636*dopp(j,i))
write (nf1out,1001) gnature, gammadamp, a(j,i)
enddo
return
c*****Na I lines
elseif (iatom == 110) then
write (nf1out,1003) iwave
do i=1,ntau
gnature = 2.21e+15/wave1(j)**2
v1 = dsqrt(2.1175d8*t(i)*(1.0/amass(j)+1.008))
gvander = 17.0*unsold**0.4*v1**0.6*nhtot(i)
gcoll = gvander*2.1
gammadamp = gnature/2. + gcoll
a(j,i) = gammadamp*wave1(j)*1.0e-8/(12.56636*dopp(j,i))
avander = gvander*wave1(j)*1.0d-8/(12.56636*dopp(j,i))
write (nf1out,1001) gnature, gcoll, gammadamp,
. a(j,i), avander
enddo
return
c*****CH autoionization line at 3693 A
elseif (iatom10==1060 .and.
. iwave==3693) then
write (nf1out,1006) iwave
do i=1,ntau
if (dampnum(j) == 0) then
gnature = 4.0d11
else
gnature = dampnum(j)*4.0d11
endif
gammadamp = gnature
a(j,i) = gammadamp*wave1(j)*1.0e-8/(12.56636*dopp(j,i))
write (nf1out,1001) gnature, gammadamp, a(j,i)
enddo
return
endif
c*****format statements
1000 format(//' LINE BROADENING PARAMETERS FOR ',
. 'CaII INFRARED TRIPLET'/
. 4x,'natural',6x,'stark',5x,'helium',3x,'hydrogen',
. 6x,'gammadamp',5x,'a(j,i)',5x,'a(VdW)')
1001 format (1p7e11.3)
1002 format(//' LINE BROADENING PARAMETERS FOR ',
. 'CaI LINE AT',i6/
. 4x,'natural',5x,'helium',3x,'hydrogen',
. 6x,'gammadamp',5x,'a(j,i)',5x,'a(VdW)')
1003 format(//' LINE BROADENING PARAMETERS FOR ',
. 'NaI LINE AT',i6/
. 4x,'natural',4x,'VdW*1.2',6x,'gammadamp',
. 5x,'a(j,i)',5x,'a(VdW)')
1004 format(//' LINE BROADENING PARAMETERS FOR ',
. 'CaI LINE AT 6318A'/
. 4x,'natural',6x,'Stark',4x,'vdwaals',
. 6x,'gammadamp',5x,'a(j,i)')
1005 format(//' LINE BROADENING PARAMETERS FOR ',
. 'THE CaI AUTOIONIZATION LINE AT',i6/
. 4x,'natural', 2x,'gammadamp',5x,'a(j,i)')
1006 format(//' LINE BROADENING PARAMETERS FOR ',
. 'THE CH AUTOIONIZATION LINE AT',i6/
. 4x,'natural', 2x,'gammadamp',5x,'a(j,i)')
end
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