163 lines
4.2 KiB
Fortran
163 lines
4.2 KiB
Fortran
SUBROUTINE ALISK1
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C =================
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C
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C Simplified routine ALIST1 for Kantorovich iteration
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C
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C Evaluation of all nexcessary ALI parameters + radiative rates
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C
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INCLUDE 'IMPLIC.FOR'
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INCLUDE 'BASICS.FOR'
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INCLUDE 'ATOMIC.FOR'
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INCLUDE 'MODELQ.FOR'
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INCLUDE 'ODFPAR.FOR'
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INCLUDE 'ALIPAR.FOR'
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INCLUDE 'ARRAY1.FOR'
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INCLUDE 'ITERAT.FOR'
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DIMENSION RBNU(MDEPTH)
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C DIMENSION EHKL(MFREQL)
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C
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C zero the rates and other quantities (subr. NULL)
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C
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DO ID=1,ND
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FCOOLI(ID)=0.
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FLFIX(ID)=0.
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FPRD(ID)=0.
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FLRD(ID)=0.
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PRADT(ID)=0.
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PRADA(ID)=0.
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DO ITR=1,NTRANS
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RRU(ITR,ID)=0.
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RRD(ITR,ID)=0.
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END DO
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END DO
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PRD0=0.
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C
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LROSS=NDRE.LE.0.AND.ITER.EQ.1.OR.LFIN
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IF(HMIX0.GT.0.) LROSS=.TRUE.
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IF(LROSS) THEN
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DO ID=1,ND
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ABROSD(ID)=0.
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SUMDPL(ID)=0.
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END DO
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END IF
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C
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DO 100 IJ=1,NFREQ
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IF(IJX(IJ).EQ.-1) GO TO 100
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FR=FREQ(IJ)
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W0=W0E(IJ)
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CALL OPACF1(IJ)
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IF(IJEX(IJ).GT.0) THEN
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IJE=IJEX(IJ)
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DO ID=1,ND
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ABSOEX(IJE,ID)=ABSO1(ID)
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EMISEX(IJE,ID)=EMIS1(ID)
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SCATEX(IJE,ID)=SCAT1(ID)
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END DO
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END IF
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CALL RTEFR1(IJ)
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CALL ALIFRK(IJ)
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IF(LROSS) CALL ROSSTD(IJ)
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if(ioptab.lt.0) go to 100
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C
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C ---------------------
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C Continuum transitions
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C ---------------------
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C
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DO ID=1,ND
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RBNU(ID)=(RAD1(ID)+BNUE(IJ))*EXP(-HKT1(ID)*FR)
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DO 10 IBFT=1,NTRANC
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ITR=ITRBF(IBFT)
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SG=CROSS(IBFT,IJ)
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IF(SG.LE.0.) GO TO 10
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II=ILOW(ITR)
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JJ=IUP(ITR)
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IF(IPZERO(II,ID).NE.0.OR.IPZERO(JJ,ID).NE.0) GO TO 10
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JC=ITRA(JJ,II)
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ICDW=MCDW(ITR)
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IMER=IMRG(II)
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IF(IFWOP(II).GE.0) THEN
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IF(ICDW.GE.1) SG=SG*DWF1(ICDW,ID)
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ELSE
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SG=SGMG(IMER,ID)
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ENDIF
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SGW0=SG*W0
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RRU(ITR,ID)=RRU(ITR,ID)+SGW0*RAD1(ID)
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RRD(ITR,ID)=RRD(ITR,ID)+SGW0*RBNU(ID)
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10 CONTINUE
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END DO
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C
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C ----------------
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C Line transitions
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C ----------------
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C
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IF(IJLIN(IJ).GT.0) THEN
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C
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C the "primary" line at the given frequency
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C
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ITR=IJLIN(IJ)
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DO ID=1,ND
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SGW0=PRFLIN(ID,IJ)*W0
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RRU(ITR,ID)=RRU(ITR,ID)+SGW0*RAD1(ID)
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RRD(ITR,ID)=RRD(ITR,ID)+SGW0*RBNU(ID)
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END DO
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END IF
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IF(NLINES(IJ).LE.0) GO TO 100
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C
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C the "overlapping" lines at the given frequency
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C
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DO 90 ILINT=1,NLINES(IJ)
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ITR=ITRLIN(ILINT,IJ)
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if(linexp(itr)) goto 90
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IJ0=IFR0(ITR)
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DO IJT=IJ0,IFR1(ITR)
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IF(FREQ(IJT).LE.FR) THEN
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IJ0=IJT
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GO TO 70
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END IF
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END DO
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70 IJ1=IJ0-1
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A1=(FR-FREQ(IJ0))/(FREQ(IJ1)-FREQ(IJ0))*W0
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A2=W0-A1
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DO ID=1,ND
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SGW0=A1*PRFLIN(ID,IJ1)+A2*PRFLIN(ID,IJ0)
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RRU(ITR,ID)=RRU(ITR,ID)+SGW0*RAD1(ID)
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RRD(ITR,ID)=RRD(ITR,ID)+SGW0*RBNU(ID)
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END DO
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90 CONTINUE
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100 CONTINUE
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C
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C multiply some quantities by frequency-independent constants
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C
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DO ID=1,ND
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FCOOL(ID)=REINT(ID)*FCOOLI(ID)-REDIF(ID)*FLFIX(ID)
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IF(CRSW(ID).NE.UN) THEN
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DO ITR=1,NTRANS
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RRU(ITR,ID)=RRU(ITR,ID)*CRSW(ID)
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RRD(ITR,ID)=RRD(ITR,ID)*CRSW(ID)
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END DO
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END IF
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END DO
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C
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C radiation pressure
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C
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PRDX=1.
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DO ID=1,ND
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PRADT(ID)=PRADT(ID)*PCK
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PRADA(ID)=PRADA(ID)*PCK
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if(prada(id).gt.0.) PRDR=PRADT(ID)/PRADA(ID)
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IF(PRDR.LT.PRDX) PRDX=PRDR
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END DO
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PRD0=PRD0/DENS1(1)*DM(1)*PCK
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IF(LFIN) WRITE(10,1100) PRDX,ITER
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1100 FORMAT(' PRAD MIN RATIO ',F10.6,I4)
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C
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C Rosseland mean opacity
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C
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IF(LROSS) THEN
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DO ID=1,ND
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ABROSD(ID)=SUMDPL(ID)/(ABROSD(ID)*DENS(ID))
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END DO
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END IF
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RETURN
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END
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