Geant4  10.02
G4TritonEvaporationProbability.cc
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26 // $Id: G4TritonEvaporationProbability.cc 89518 2015-04-15 14:43:30Z gcosmo $
27 //
28 // J.M. Quesada (August2008). Based on:
29 //
30 // Hadronic Process: Nuclear De-excitations
31 // by V. Lara (Oct 1998)
32 //
33 // Modified:
34 // 03-09-2008 J.M. Quesada for external choice of inverse cross section option
35 // 17-11-2010 V.Ivanchenko integer Z and A
36 
38 
40  G4EvaporationProbability(3,1,2.0,&theCoulombBarrier)
41 {}
42 
44 {}
45 
47 {
48  // Data comes from
49  // Dostrovsky, Fraenkel and Friedlander
50  // Physical Review, vol 116, num. 3 1959
51  //
52  // const G4int size = 5;
53  // G4double Zlist[5] = { 10.0, 20.0, 30.0, 50.0, 70.0};
54  // G4double Cp[5] = { 0.50, 0.28, 0.20, 0.15, 0.10};
55  // C for triton is equal to C for protons divided by 3
56 
57  G4int aZ = fragment.GetZ_asInt()-GetZ();
58  G4double C;
59 
60  if (aZ >= 70) {
61  C = 0.10;
62  } else {
63  C = ((((0.15417e-06*aZ) - 0.29875e-04)*aZ + 0.21071e-02)*aZ
64  - 0.66612e-01)*aZ + 0.98375;
65  }
66  return 1.0 + C/3.0;
67 }
68 
70 {
71  return 0.0;
72 }
73 
virtual G4double CalcAlphaParam(const G4Fragment &fragment)
virtual G4double CalcBetaParam(const G4Fragment &fragment)
double C(double temp)
int G4int
Definition: G4Types.hh:78
G4int GetZ_asInt() const
Definition: G4Fragment.hh:256
double G4double
Definition: G4Types.hh:76