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25 //
26 // J.M. Quesada (August2008). Based on:
27 //
28 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara (Oct 1998)
30 //
31 // Modified:
32 // 03-09-2008 J.M. Quesada for external choice of inverse cross section option
33 // 17-11-2010 V.Ivanchenko integer Z and A
34
35 #include "G4DeuteronEvaporationProbability.hh"
36
37 G4DeuteronEvaporationProbability::G4DeuteronEvaporationProbability() :
38 G4EvaporationProbability(2,1,3.0)
39 {}
40
41 G4double G4DeuteronEvaporationProbability::CalcAlphaParam(const G4Fragment& fr)
42 {
43 // Data comes from
44 // Dostrovsky, Fraenkel and Friedlander
45 // Physical Review, vol 116, num. 3 1959
46 //
47 // const G4int size = 5;
48 // G4double Zlist[5] = { 10.0, 20.0, 30.0, 50.0, 70.0};
49 // G4double Cp[5] = { 0.50, 0.28, 0.20, 0.15, 0.10};
50 // C for deuteron is equal to C for protons divided by 2
51
52 G4int aZ = fr.GetZ_asInt()-GetZ();
53 G4double C;
54
55 if (aZ <= 70) {
56 C = 0.10;
57 } else {
58 C = ((((0.15417e-06*aZ) - 0.29875e-04)*aZ + 0.21071e-02)*aZ
59 - 0.66612e-01)*aZ + 0.98375;
60 }
61 return 1.0 + C*0.5;
62 }
63
64 G4double G4DeuteronEvaporationProbability::CalcBetaParam(const G4Fragment&)
65 {
66 return 0.0;
67 }
68
69