Geant4  10.03.p02
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G4EvaporationLevelDensityParameter.cc
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26 // $Id: G4EvaporationLevelDensityParameter.cc 91834 2015-08-07 07:24:22Z gcosmo $
27 //
28 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara (Oct 1998)
30 //
31 // Modified:
32 // 21.03.2013 V.Ivanchenko redesigned and comment out unused part
33 
35 
37 {}
38 
40 {}
41 
42 G4double
44 {
45  return 0.1*A;
46 }
47 
48 /*
49 #include "G4ShellCorrections.hh"
50 #include "G4SystemOfUnits.hh"
51 
52 // Those values are from table 3 in
53 // A.S. Iljinov et al. Nucl Phys A543 (1992) 517-557
54 // Table 3. alpha, beta and gamma for Cameron Shell corrections
55 // whithout collective effects. f-factor = 2.31.
56 
57 //JMQ 17-04-08 these are not used at present in G4Evaporation
58 const G4double
59 G4EvaporationLevelDensityParameter::ConstEvapLevelDensityParameter = 0.125/MeV;
60 const G4double
61 G4EvaporationLevelDensityParameter::ConstEvapLevelDensityParameter= 0.0769231/MeV;
62 const G4double G4EvaporationLevelDensityParameter::alpha = 0.072/MeV;
63 const G4double G4EvaporationLevelDensityParameter::beta = 0.257/MeV;
64 const G4double G4EvaporationLevelDensityParameter::gamma = 0.059/MeV;
65 const G4double G4EvaporationLevelDensityParameter::Bs = 1.0;
66 
67 // Asymptotic Level Density Parameter
68 //G4double AsymptoticLDP = (alpha*A + beta*g4pow-Z23(A)*Bs)/MeV;
69 
70 // Shape of the LDP U dependence
71 G4double exponent = -gamma*U;
72 G4double f = 1.;
73 if (exponent > -300.) f -= G4Exp(exponent);
74 G4double a = AsymptoticLDP*(1. + ShellCorrection(Z,N)*f/U);
75 return a;
76 */
int G4int
Definition: G4Types.hh:78
double A(double temperature)
G4double LevelDensityParameter(G4int A, G4int Z, G4double U) const
double G4double
Definition: G4Types.hh:76