| 1 | SUBROUTINE EM
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| 2 |
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| 3 | C-----------------------------------------------------------------------
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| 4 | C E(LECTRO) M(AGNETIC PARTICLES)
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| 5 | C
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| 6 | C ROUTINE FOR TREATING EM PARTICLES
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| 7 | C THIS SUBROUTINE IS CALLED FROM BOX3
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| 8 | C-----------------------------------------------------------------------
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| 9 |
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| 10 | IMPLICIT NONE
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| 11 | *KEEP,GENER.
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| 12 | COMMON /GENER/ GEN,ALEVEL
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| 13 | DOUBLE PRECISION GEN,ALEVEL
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| 14 | *KEEP,PAM.
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| 15 | COMMON /PAM/ PAMA,SIGNUM
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| 16 | DOUBLE PRECISION PAMA(6000),SIGNUM(6000)
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| 17 | *KEEP,PARPAR.
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| 18 | COMMON /PARPAR/ CURPAR,SECPAR,PRMPAR,OUTPAR,C,
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| 19 | * E00,E00PN,PTOT0,PTOT0N,THICKH,ITYPE,LEVL
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| 20 | DOUBLE PRECISION CURPAR(14),SECPAR(14),PRMPAR(14),OUTPAR(14),
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| 21 | * C(50),E00,E00PN,PTOT0,PTOT0N,THICKH
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| 22 | INTEGER ITYPE,LEVL
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| 23 | *KEEP,PARPAE.
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| 24 | DOUBLE PRECISION GAMMA,COSTHE,PHI,H,T,X,Y,CHI,BETA,GCM,ECM
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| 25 | EQUIVALENCE (CURPAR(2),GAMMA), (CURPAR(3),COSTHE),
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| 26 | * (CURPAR(4), PHI ), (CURPAR(5), H ),
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| 27 | * (CURPAR(6), T ), (CURPAR(7), X ),
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| 28 | * (CURPAR(8), Y ), (CURPAR(9), CHI ),
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| 29 | * (CURPAR(10),BETA), (CURPAR(11),GCM ),
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| 30 | * (CURPAR(12),ECM )
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| 31 | *KEEP,RUNPAR.
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| 32 | COMMON /RUNPAR/ FIXHEI,THICK0,HILOECM,HILOELB,
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| 33 | * STEPFC,NRRUN,NSHOW,PATAPE,MONIIN,
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| 34 | * MONIOU,MDEBUG,NUCNUC,
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| 35 | * CETAPE,
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| 36 | * SHOWNO,ISHW,NOPART,NRECS,NBLKS,MAXPRT,NDEBDL,
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| 37 | * N1STTR,MDBASE,
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| 38 | * DEBDEL,DEBUG,FDECAY,FEGS,FIRSTI,FIXINC,FIXTAR,
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| 39 | * FIX1I,FMUADD,FNKG,FPRINT,FDBASE
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| 40 | * ,GHEISH,GHESIG
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| 41 | COMMON /RUNPAC/ DSN,HOST,USER
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| 42 | DOUBLE PRECISION FIXHEI,THICK0,HILOECM,HILOELB
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| 43 | REAL STEPFC
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| 44 | INTEGER NRRUN,NSHOW,PATAPE,MONIIN,MONIOU,MDEBUG,NUCNUC,
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| 45 | * SHOWNO,ISHW,NOPART,NRECS,NBLKS,MAXPRT,NDEBDL,
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| 46 | * N1STTR,MDBASE
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| 47 | INTEGER CETAPE
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| 48 | CHARACTER*79 DSN
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| 49 | CHARACTER*20 HOST,USER
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| 50 |
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| 51 | LOGICAL DEBDEL,DEBUG,FDECAY,FEGS,FIRSTI,FIXINC,FIXTAR,
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| 52 | * FIX1I,FMUADD,FNKG,FPRINT,FDBASE
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| 53 | * ,GHEISH,GHESIG
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| 54 | *KEND.
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| 55 |
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| 56 | DOUBLE PRECISION ENER
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| 57 | INTEGER I
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| 58 | C-----------------------------------------------------------------------
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| 59 |
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| 60 | IF ( DEBUG ) WRITE(MDEBUG,444) (CURPAR(I),I=1,9)
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| 61 | 444 FORMAT(' EM : CURPAR=',1P,9E10.3)
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| 62 |
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| 63 | C GET CORRECT PARTICLE ENERGY
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| 64 | IF ( ITYPE .EQ. 1 ) THEN
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| 65 | ENER = CURPAR(2)
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| 66 | ELSEIF ( ITYPE .EQ. 2 .OR. ITYPE .EQ. 3 ) THEN
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| 67 | ENER = SECPAR(2) * PAMA(2)
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| 68 | ELSE
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| 69 | WRITE(MONIOU,*) 'EM : WRONG PARTICLE CODE =',ITYPE
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| 70 | RETURN
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| 71 | ENDIF
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| 72 |
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| 73 | C LOOK FOR ENERGY OF EM PARTICLE
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| 74 | * IF ( ENER .LE. 1.D7 ) THEN
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| 75 | C EM-PARTICLE ENERGY IS BELOW LPM EFFECT, STORE IT TO SECPAR
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| 76 | C LPM LIMIT IS SET AT 1.*10**16 EV = 1.*10**7 GEV
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| 77 | DO 101 I = 1,8
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| 78 | SECPAR(I) = CURPAR(I)
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| 79 | 101 CONTINUE
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| 80 | SECPAR( 9) = GEN
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| 81 | SECPAR(10) = ALEVEL
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| 82 |
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| 83 | C CALL NKG IF SELECTED
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| 84 | IF ( FNKG ) THEN
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| 85 | CALL NKG( ENER )
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| 86 | ENDIF
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| 87 |
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| 88 | C CALL EGS4 IF SELECTED ( PARTICLE IS TAKEN IN EGS FROM COMMON )
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| 89 | IF ( FEGS ) THEN
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| 90 | CALL EGS4( ENER )
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| 91 | ENDIF
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| 92 |
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| 93 | * ELSE
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| 94 | C EM-PARTICLE ENERGY IS ABOVE LPM EFFECT AND MUST BE TREATED BY LPM,
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| 95 | C IF EM_PARTICLES ARE REQUESTED BY EGS OR NKG
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| 96 | * IF ( FNKG .OR. FEGS ) CALL LPM(ENER)
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| 97 | * ENDIF
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| 98 |
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| 99 | RETURN
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| 100 | END
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