| 1 | SUBROUTINE PIACH4(NU,NT,XROT,XTRA,T) |
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| 2 | IMPLICIT REAL (A-H,O-Z) |
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| 3 | REAL NU,I10,NSQR,K |
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| 4 | DIMENSION T(100) |
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| 5 | DIMENSION FOX(60),XJ(23),G(23),E(23),WW(3,23),RHO(100,23), |
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| 6 | $I10(100),XROT(100),XTRA(100) |
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| 7 | |
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| 8 | save ww,a2,pi,c,hck,tau1,tau2,cg,rho,c1,k,asqr,quads1,i10,xj |
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| 9 | |
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| 10 | DATA FOX /1.00,1.00,4.12,1.00,0.52,0.81,1.00,0.70,0.75,0.80, |
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| 11 | $0.69,1.24,0.44,1.29,1.05,0.56,0.79,0.79,0.89,1.16,1.27,0.86, |
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| 12 | $0.95,1.00,0.72,1.16,0.92,1.00,0.92,1.18,0.90,1.18,1.09,0.85, |
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| 13 | $0.96,0.93,0.82,1.18,1.17,0.95,0.96,1.00,0.85,1.06,0.90,15*1.00/ |
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| 14 | DATA JMAX1/20/,JMAX2/23/,PI/3.141592654/,H/1.05459E-27/, |
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| 15 | $C/2.997925E10/,K /1.38054E-16/,HCK/1.43892/,XNLOS/2.687E19/, 276. |
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| 16 | $ASQR/6.7081/,EPSK/148.6/,B/5.25/,ANORM/4.797E17/ |
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| 17 | DO 8 IT=1,NT |
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| 18 | X=4.*EPSK/T(IT) |
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| 19 | I10(IT)=FI10(X) |
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| 20 | 8 CONTINUE |
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| 21 | DO 10 J=1,JMAX2 |
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| 22 | XJ(J)=FLOAT(J-1) |
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| 23 | E(J)=B*XJ(J)*(XJ(J)+1.) |
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| 24 | 10 CONTINUE |
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| 25 | G(1)=5. |
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| 26 | G(2)=3. |
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| 27 | G(3)=5. |
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| 28 | G(4)=11. |
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| 29 | G(5)=13. |
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| 30 | G(6)=11. |
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| 31 | !!! correction au nez |
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| 32 | DO 15 J=7,JMAX2 |
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| 33 | 15 G(J)=G(J-6)+16. |
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| 34 | DO 20 J=1,JMAX1 |
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| 35 | DO 20 I=1,3 |
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| 36 | WW(I,J)=2.*PI*C*(E(J+I)-E(J)) |
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| 37 | 20 CONTINUE |
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| 38 | NSQR=(XNLOS*1.0E-24)**2 |
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| 39 | c C1=64./63.*PI*PI*NSQR/H/C/ANORM |
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| 40 | C1=64./63.*PI*PI*NSQR/H/C |
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| 41 | QUADS1=11.10 |
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| 42 | TAU1=9.00E-14 |
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| 43 | TAU2=13.60E-14 |
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| 44 | DO 90 IT=1,NT |
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| 45 | SUM=0. |
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| 46 | DO 50 J=1,JMAX2 |
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| 47 | ARG=HCK*E(J)/T(IT) |
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| 48 | RHO(IT,J)=EXP(-ARG) |
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| 49 | SUM=SUM+(2.*XJ(J)+1.)*G(J)*RHO(IT,J) |
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| 50 | 50 CONTINUE |
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| 51 | DO 55 J=1,JMAX2 |
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| 52 | RHO(IT,J)=RHO(IT,J)/SUM |
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| 53 | 55 CONTINUE |
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| 54 | 90 CONTINUE |
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| 55 | RETURN |
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| 56 | ENTRY OPACH4(NU,NT,XROT,XTRA,T) |
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| 57 | W=2.*PI*C*NU |
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| 58 | DO 200 IT=1,NT |
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| 59 | XROT(IT)=0. |
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| 60 | XTRA(IT)=0. |
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| 61 | CZ=HCK*NU/T(IT) |
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| 62 | CW=W*(1.-EXP(-CZ)) |
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| 63 | DO 125 J=1,JMAX1 |
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| 64 | XTRA(IT)=XTRA(IT)+(2.*XJ(J)+1.)*(2.*XJ(J)+1.)* |
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| 65 | $ RHO(IT,J)*GAMMB(W,T(IT),TAU1,TAU2) |
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| 66 | !!! avant cette boucle contenait K au lieu de IK en contradiction |
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| 67 | !!! avec K Boltzman |
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| 68 | DO 25 I=1,3 |
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| 69 | IK=3*(J-1)+I |
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| 70 | XROT(IT)=XROT(IT)+FOX(IK)*(2.*XJ(J)+1.)*(2.*XJ(J+I)+1.)* |
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| 71 | $(RHO(IT,J )*GAMMB(W-WW(I,J),T(IT),TAU1,TAU2) |
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| 72 | $+RHO(IT,J+I)*GAMMB(W+WW(I,J),T(IT),TAU1,TAU2)) |
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| 73 | 25 CONTINUE |
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| 74 | 125 CONTINUE |
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| 75 | c COEF=CW*C1*IK*ASQR*QUADS1*I10(IT) |
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| 76 | COEF=CW*C1*K*ASQR*QUADS1*I10(IT) |
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| 77 | XROT(IT)=XROT(IT)*COEF |
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| 78 | XTRA(IT)=XTRA(IT)*COEF |
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| 79 | 200 CONTINUE |
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| 80 | RETURN |
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| 81 | END |
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