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27 // 27 //
28 // Hadronic Process: Nuclear De-excitations 28 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara 29 // by V. Lara
30 30
31 #include "G4StatMFMacroNucleon.hh" 31 #include "G4StatMFMacroNucleon.hh"
32 #include "G4PhysicalConstants.hh" 32 #include "G4PhysicalConstants.hh"
33 #include "G4SystemOfUnits.hh" 33 #include "G4SystemOfUnits.hh"
34 #include "G4Log.hh" 34 #include "G4Log.hh"
35 #include "G4Exp.hh" 35 #include "G4Exp.hh"
36 36
37 G4StatMFMacroNucleon::G4StatMFMacroNucleon() 37 G4StatMFMacroNucleon::G4StatMFMacroNucleon()
38 : G4VStatMFMacroCluster(1), _NeutronMeanMult 38 : G4VStatMFMacroCluster(1), _NeutronMeanMultiplicity(0.0),
39 _ProtonMeanMultiplicity(0.0) 39 _ProtonMeanMultiplicity(0.0)
40 {} 40 {}
41 41
42 G4StatMFMacroNucleon::~G4StatMFMacroNucleon() 42 G4StatMFMacroNucleon::~G4StatMFMacroNucleon()
43 {} 43 {}
44 44
45 G4double 45 G4double
46 G4StatMFMacroNucleon::CalcMeanMultiplicity(con 46 G4StatMFMacroNucleon::CalcMeanMultiplicity(const G4double FreeVol,
47 const G4double mu, 47 const G4double mu,
48 const G4double nu, const G4double 48 const G4double nu, const G4double T)
49 { 49 {
50 if (T <= 0.0) { 50 if (T <= 0.0) {
51 throw G4HadronicException(__FILE__, __LINE 51 throw G4HadronicException(__FILE__, __LINE__,
52 "G4StatMFMacroNucleon::CalcMeanMul 52 "G4StatMFMacroNucleon::CalcMeanMultiplicity: Temperature less or equal 0");
53 } 53 }
54 54
55 G4double ThermalWaveLenght = 16.15*fermi/std 55 G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
56 56
57 G4double lambda3 = ThermalWaveLenght*Thermal 57 G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
58 58
59 static const G4double degeneracy = 2.0; 59 static const G4double degeneracy = 2.0;
60 60
61 G4double exponent_proton = (mu + nu - G4Stat 61 G4double exponent_proton = (mu + nu - G4StatMFParameters::GetCoulomb())/T;
62 G4double exponent_neutron = mu/T; 62 G4double exponent_neutron = mu/T;
63 63
64 if (exponent_neutron > 300.0) exponent_neutr 64 if (exponent_neutron > 300.0) exponent_neutron = 300.0;
65 if (exponent_proton > 300.0) exponent_proton 65 if (exponent_proton > 300.0) exponent_proton = 300.0;
66 66
67 _NeutronMeanMultiplicity = 67 _NeutronMeanMultiplicity =
68 (degeneracy*FreeVol/lambda3)*G4Exp(exponen 68 (degeneracy*FreeVol/lambda3)*G4Exp(exponent_neutron);
69 69
70 _ProtonMeanMultiplicity = 70 _ProtonMeanMultiplicity =
71 (degeneracy*FreeVol/lambda3)*G4Exp(exponen 71 (degeneracy*FreeVol/lambda3)*G4Exp(exponent_proton);
72 72
73 return _MeanMultiplicity = _NeutronMeanMulti 73 return _MeanMultiplicity = _NeutronMeanMultiplicity + _ProtonMeanMultiplicity;
74 } 74 }
75 75
76 76
77 G4double G4StatMFMacroNucleon::CalcEnergy(cons 77 G4double G4StatMFMacroNucleon::CalcEnergy(const G4double T)
78 { 78 {
79 return _Energy = G4StatMFParameters::GetCoul 79 return _Energy = G4StatMFParameters::GetCoulomb()*theZARatio*theZARatio + 1.5*T;
80 } 80 }
81 81
82 G4double 82 G4double
83 G4StatMFMacroNucleon::CalcEntropy(const G4doub 83 G4StatMFMacroNucleon::CalcEntropy(const G4double T, const G4double FreeVol)
84 { 84 {
85 G4double ThermalWaveLenght = 16.15*fermi/std 85 G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
86 G4double lambda3 = ThermalWaveLenght*Thermal 86 G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
87 87
88 G4double NeutronEntropy = 0.0; 88 G4double NeutronEntropy = 0.0;
89 if (_NeutronMeanMultiplicity > 0.0) 89 if (_NeutronMeanMultiplicity > 0.0)
90 NeutronEntropy = _NeutronMeanMultiplicity* 90 NeutronEntropy = _NeutronMeanMultiplicity*(2.5+G4Log(2*theA*FreeVol/
91 (lambda3*_NeutronMeanMultiplicity))) 91 (lambda3*_NeutronMeanMultiplicity)));
92 92
93 G4double ProtonEntropy = 0.0; 93 G4double ProtonEntropy = 0.0;
94 if (_ProtonMeanMultiplicity > 0.0) 94 if (_ProtonMeanMultiplicity > 0.0)
95 ProtonEntropy = _ProtonMeanMultiplicity*(2 95 ProtonEntropy = _ProtonMeanMultiplicity*(2.5+G4Log(2*theA*FreeVol/
96 (lambda3*_ProtonMeanMultiplicity))); 96 (lambda3*_ProtonMeanMultiplicity)));
97 97
98 return NeutronEntropy+ProtonEntropy; 98 return NeutronEntropy+ProtonEntropy;
99 } 99 }
100 100
101 101