source: trunk/MagicSoft/Simulation/Corsika/Mmcs/pamaf.f@ 18280

Last change on this file since 18280 was 286, checked in by harald, 25 years ago
This is the start point for further developments of the Magic Monte Carlo Simulation written by Jose Carlos Gonzales. Now it is under control of one CVS repository for the whole collaboration. Everyone should use this CVS repository for further developments.
File size: 6.5 KB
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1 SUBROUTINE PAMAF
2
3C-----------------------------------------------------------------------
4C PA(RTICLE) MA(SS) F(ILLING)
5C
6C FILLS PARTICLE MASS FOR PARTICLE IP IN ARRAY PAMA
7C RESONANCES AND STRANGE BARYONS INCLUDED
8C PARTICLE MASSES ACCORDING TO GEANT TABLE,
9C TAKEN FROM THE PERIODIC TABLE
10C OR CALCULATED WITH THE MASS FORMULA OF WEIZSAECKER
11C THIS SUBROUTINE IS CALLED FROM START
12C-----------------------------------------------------------------------
13
14 IMPLICIT NONE
15*KEEP,CONST.
16 COMMON /CONST/ PI,PI2,OB3,TB3,ENEPER
17 DOUBLE PRECISION PI,PI2,OB3,TB3,ENEPER
18*KEEP,PAM.
19 COMMON /PAM/ PAMA,SIGNUM
20 DOUBLE PRECISION PAMA(6000),SIGNUM(6000)
21*KEND.
22
23 DOUBLE PRECISION AMUS(59,14),BIND,B1,B2,B3,B4,B5,CHARGE(75),
24 * MASSES(75),SS
25 INTEGER I,IA,IC,IN,IP,L
26C-----------------------------------------------------------------------
27 DATA MASSES /
28 * 0.0D0 ,.51099906D-3,.51099906D-3, 0.0D0 ,.105658389D0,
29 *.105658389D0, .1349743D0 , .1395679D0 , .1395679D0 , 0.497671D0 ,
30 * 0.493646D0 , 0.493646D0 ,.93956563D0 ,.93827231D0 ,.93827231D0 ,
31 * 0.497671D0 , 0.54745D0 , 1.11563D0 , 1.18937D0 , 1.19255D0 ,
32 * 1.197465D0 , 1.31485D0 , 1.32133D0 , 1.67243D0 ,.93956563D0 ,
33 * 1.11563D0 , 1.18937D0 , 1.19255D0 , 1.19743D0 , 1.31485D0 ,
34 * 1.32133D0 , 1.67243D0 , 1.7841D0 , 1.7841D0 , 1.8693D0 ,
35 * 1.8693D0 , 1.8645D0 , 1.8645D0 , 1.9693D0 , 1.9693D0 ,
36 * 2.2852D0 , 80.6D0 , 80.6D0 , 91.161D0 , 1.877D0 ,
37 * 2.817D0 , 3.755D0 , 0.0D0 , 0.0D0 , 0.0D0 ,
38 * 0.7669D0 , 0.7681D0 , 0.7681D0 , 1.2309D0 , 1.2323D0 ,
39 * 1.2336D0 , 1.2349D0 , 1.2309D0 , 1.2323D0 , 1.2336D0 ,
40 * 1.2349D0 , 0.89624D0 , 0.89209D0 , 0.89209D0 , 0.89624D0 ,
41 * 0.0D0 , 0.0D0 , 0.0D0 , 0.0D0 , 0.0D0 ,
42 * 0.54745D0 , 0.54745D0 , 0.54745D0 , 0.54745D0 , 0.0D0 /
43
44 DATA CHARGE /
45 * 0.D0,+1.D0,-1.D0, 0.D0,+1.D0,-1.D0, 0.D0,+1.D0,-1.D0, 0.D0,
46 * +1.D0,-1.D0, 0.D0,+1.D0,-1.D0, 0.D0, 0.D0, 0.D0,+1.D0, 0.D0,
47 * -1.D0, 0.D0,-1.D0,-1.D0, 0.D0, 0.D0,-1.D0, 0.D0,+1.D0, 0.D0,
48 * +1.D0,+1.D0,+1.D0,-1.D0,+1.D0,-1.D0, 0.D0, 0.D0,+1.D0,-1.D0,
49 * +1.D0,+1.D0,-1.D0, 0.D0,+1.D0,+1.D0,+2.D0, 0.D0, 0.D0, 0.D0,
50 * 0.D0,+1.D0,-1.D0,+2.D0,+1.D0, 0.D0,-1.D0,-2.D0,-1.D0, 0.D0,
51 * +1.D0, 0.D0,+1.D0,-1.D0, 0.D0, 0.D0, 0.D0, 0.D0, 0.D0, 0.D0,
52 * 0.D0, 0.D0, 0.D0, 0.D0, 0.D0 /
53
54C ISOTOPE MASSES CALCULATED FROM: ATOMIC DATA AND NUCL.DATA TABLES 39
55C (1988) 289, (WAPSTRA'S VALUES, CORRECTED FOR ELECTRON MASSES)
56 DATA ((AMUS(I,L),I=1,59),L=1,7) /
57 * 1.8756D0, 2.8089D0, 57*0.D0,
58 * 2.8083D0, 3.7273D0, 4.6678D0, 5.6054D0, 6.5454D0, 54*0.D0,
59 * 2*0.D0 , 5.6014D0, 6.5337D0, 7.4712D0, 8.4067D0,
60 * 9.3471D0, 10.2856D0, 51*0.D0,
61 * 2*0.D0 , 6.5341D0, 7.4547D0, 8.3926D0, 9.3253D0,
62 * 10.2644D0, 11.2008D0, 51*0.D0,
63 * 2*0.D0 , 7.4722D0, 8.3932D0, 9.3243D0, 10.2524D0,
64 * 11.1886D0, 12.1232D0, 13.0618D0, 13.9986D0, 49*0.D0,
65 * 2*0.D0 , 8.4091D0, 9.3274D0, 10.2538D0, 11.1747D0, 12.1093D0,
66 * 13.0406D0, 13.9790D0, 14.9143D0, 15.8531D0, 48*0.D0,
67 * 4*0.D0 , 11.1915D0, 12.1110D0, 13.0400D0, 13.9687D0, 14.9057D0,
68 * 15.8394D0, 16.7761D0, 17.7104D0, 47*0.D0/
69 DATA ((AMUS(I,L),I=1,59),L=8,14) /
70 * 4*0.D0, 12.1282D0, 13.0446D0, 13.9709D0, 14.8948D0, 15.8302D0,
71 * 16.7617D0, 17.6973D0, 18.6293D0, 19.5650D0, 46*0.D0,
72 * 7*0.D0, 15.8325D0, 16.7629D0, 17.6920D0, 18.6429D0, 19.5564D0,
73 * 20.4907D0, 21.4227D0, 22.3587D0, 44*0.D0,
74 * 6*0.D0, 15.8464D0, 16.7668D0, 17.6947D0, 18.6174D0, 19.5502D0,
75 * 20.4794D0, 21.4137D0, 22.3444D0, 23.2839D0, 24.2138D0, 43*0.D0,
76 * 8*0.D0, 18.6308D0, 19.5532D0, 20.4817D0, 21.4088D0, 22.3414D0,
77 * 23.2720D0, 24.2059D0, 25.1387D0, 26.0746D0, 27.0099D0,
78 * 27.9469D0, 28.8820D0, 29.8173D0, 30.7546D0, 31.6913D0, 36*0.D0,
79 * 7*0.D0, 18.6410D0, 19.5658D0, 20.4860D0, 21.4124D0, 22.3354D0,
80 * 23.2676D0, 24.1961D0, 25.1292D0, 26.0602D0, 26.9961D0,
81 * 27.9291D0, 28.8660D0, 29.7994D0, 30.7376D0, 38*0.D0,
82 * 9*0.D0, 21.4241D0, 22.3488D0, 23.2714D0, 24.1996D0, 25.1261D0,
83 * 26.0579D0, 26.9880D0, 27.9218D0, 28.8541D0, 29.7894D0,
84 * 30.7233D0, 31.6599D0, 32.5944D0, 33.5316D0, 36*0.D0,
85 * 9*0.D0, 22.3591D0, 23.2836D0, 24.2041D0, 25.1304D0, 26.0527D0,
86 * 26.9838D0, 27.9128D0, 28.8457D0, 29.7761D0, 30.7111D0,
87 * 31.6431D0, 32.5803D0, 33.5128D0, 34.4505D0, 35.3837D0, 35*0.D0/
88C-----------------------------------------------------------------------
89
90C GEANT PARTICLES INCLUDING RHO, K*, AND DELTA
91 DO 1 IP = 1,75
92 PAMA (IP) = MASSES(IP)
93 SIGNUM(IP) = CHARGE(IP)
94 1 CONTINUE
95
96C RESET REST OF THE ARRAY
97 DO 2 IP = 76,6000
98 PAMA (IP) = 0.D0
99 SIGNUM(IP) = 0.D0
100 2 CONTINUE
101
102 DO 3 IA = 1,59
103 DO 3 IC = 1,IA
104 IN = IA - IC
105 IP = IA * 100 + IC
106cc IF ( IC .LE. 14 ) THEN
107C MASSES FROM MASS TABLE FOR ISOTOPES
108cc IF ( IN .EQ. 0 ) THEN
109cc PAMA(IP) = IC * PAMA(14)
110cc ELSE
111cc PAMA(IP) = AMUS(IN,IC)
112cc ENDIF
113C SIMPLE SUM OF PROTON AND NEUTRON MASSES
114cc IF ( PAMA(IP) .EQ. 0.D0 )
115cc * PAMA(IP) = IC * PAMA(14) + IN * PAMA(13)
116cc ELSE
117C WEIZSAECKERS MASS FORMULA GIVES BINDING ENERGY IN MEV
118cc B1 = 14.1D0 * IA
119cc B2 = -13.D0 * IA**TB3
120cc B3 = -0.595D0 * IC**2 / IA**OB3
121cc B4 = -19.D0 * (IC-IN)**2 / IA
122cc B5 = 33.5D0 / IA**0.75D0
123cc IF ( MOD(IC,2) .EQ. 0 .AND. MOD(IN,2) .EQ. 0 ) THEN
124cc SS = 1.D0
125cc ELSEIF ( MOD(IC,2) .EQ. 1 .AND. MOD(IN,2) .EQ. 1 ) THEN
126cc SS = -1.D0
127cc ELSE
128cc SS = 0.D0
129cc ENDIF
130cc BIND = (B1 + B2 + B3 + B4 + SS*B5)* 1.D-3
131cc BIND = MAX( 0.D0, BIND )
132cc PAMA(IP) = IN * MASSES(13) + IC * MASSES(14) - BIND
133cc ENDIF
134
135C DO NOT USE BINDING ENERGY EFFECTS
136 PAMA(IP) = IN * MASSES(13) + IC * MASSES(14)
137
138C NUCLEI ARE ASSUMED TO BE FULLY IONIZED
139 SIGNUM(IP) = +IC
140 3 CONTINUE
141
142C MASSES OF MULTINEUTRON CLUSTERS
143 DO 4 IN = 1,59
144 IP = 100 * IN
145 PAMA (IP) = IN * PAMA(13)
146 SIGNUM(IP) = 0.D0
147 4 CONTINUE
148
149 RETURN
150 END
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