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>> 27 // $Id: G4StatMFMacroNucleon.cc,v 1.5 2006/06/29 20:25:19 gunter Exp $
>> 28 // GEANT4 tag $Name: geant4-08-03-patch-01 $
27 // 29 //
28 // Hadronic Process: Nuclear De-excitations 30 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara 31 // by V. Lara
30 32
31 #include "G4StatMFMacroNucleon.hh" 33 #include "G4StatMFMacroNucleon.hh"
32 #include "G4PhysicalConstants.hh" <<
33 #include "G4SystemOfUnits.hh" <<
34 #include "G4Log.hh" <<
35 #include "G4Exp.hh" <<
36 34
37 G4StatMFMacroNucleon::G4StatMFMacroNucleon() << 35 // Operators
38 : G4VStatMFMacroCluster(1), _NeutronMeanMult <<
39 _ProtonMeanMultiplicity(0.0) <<
40 {} <<
41 36
42 G4StatMFMacroNucleon::~G4StatMFMacroNucleon() << 37 G4StatMFMacroNucleon & G4StatMFMacroNucleon::
43 {} << 38 operator=(const G4StatMFMacroNucleon & )
44 << 39 {
45 G4double << 40 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroNucleon::operator= meant to not be accessable");
46 G4StatMFMacroNucleon::CalcMeanMultiplicity(con << 41 return *this;
47 const G4double mu, << 42 }
48 const G4double nu, const G4double << 43
>> 44
>> 45 G4bool G4StatMFMacroNucleon::operator==(const G4StatMFMacroNucleon & ) const
>> 46 {
>> 47 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroNucleon::operator== meant to not be accessable");
>> 48 return false;
>> 49 }
>> 50
>> 51
>> 52 G4bool G4StatMFMacroNucleon::operator!=(const G4StatMFMacroNucleon & ) const
49 { 53 {
50 if (T <= 0.0) { << 54 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroNucleon::operator!= meant to not be accessable");
51 throw G4HadronicException(__FILE__, __LINE << 55 return true;
52 "G4StatMFMacroNucleon::CalcMeanMul << 56 }
53 } <<
54 57
55 G4double ThermalWaveLenght = 16.15*fermi/std << 58 G4double G4StatMFMacroNucleon::CalcMeanMultiplicity(const G4double FreeVol, const G4double mu,
>> 59 const G4double nu, const G4double T)
>> 60 {
>> 61 if (T <= 0.0) throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroNucleon::CalcMeanMultiplicity: Temperature less or equal 0");
>> 62 const G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
56 63
57 G4double lambda3 = ThermalWaveLenght*Thermal << 64 const G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
58 65
59 static const G4double degeneracy = 2.0; << 66 const G4double degeneracy = 2.0;
60 67
61 G4double exponent_proton = (mu + nu - G4Stat << 68 const G4double Coulomb = (3./5.)*(elm_coupling/G4StatMFParameters::Getr0())*
62 G4double exponent_neutron = mu/T; << 69 (1.0 - 1.0/std::pow(1.0+G4StatMFParameters::GetKappaCoulomb(),1./3.));
>> 70
>> 71 G4double exponent_proton = (mu+nu-Coulomb)/T;
>> 72 G4double exponent_neutron = mu/T;
63 73
64 if (exponent_neutron > 300.0) exponent_neutr << 74 if (exponent_neutron > 700.0) exponent_proton = 700.0;
65 if (exponent_proton > 300.0) exponent_proton << 75 if (exponent_proton > 700.0) exponent_proton = 700.0;
66 76
67 _NeutronMeanMultiplicity = << 77 _NeutronMeanMultiplicity = (degeneracy*FreeVol/lambda3)*std::exp(mu/T);
68 (degeneracy*FreeVol/lambda3)*G4Exp(exponen <<
69 78
70 _ProtonMeanMultiplicity = << 79 _ProtonMeanMultiplicity = (degeneracy*FreeVol/lambda3)*
71 (degeneracy*FreeVol/lambda3)*G4Exp(exponen << 80 std::exp((mu+nu-Coulomb)/T);
72 81
73 return _MeanMultiplicity = _NeutronMeanMulti << 82
>> 83
>> 84 return _MeanMultiplicity = _NeutronMeanMultiplicity + _ProtonMeanMultiplicity;
>> 85
74 } 86 }
75 87
76 88
77 G4double G4StatMFMacroNucleon::CalcEnergy(cons 89 G4double G4StatMFMacroNucleon::CalcEnergy(const G4double T)
78 { 90 {
79 return _Energy = G4StatMFParameters::GetCoul << 91 const G4double Coulomb = (3./5.)*(elm_coupling/G4StatMFParameters::Getr0())*
>> 92 (1.0 - 1.0/std::pow(1.0+G4StatMFParameters::GetKappaCoulomb(),1./3.));
>> 93
>> 94 return _Energy = Coulomb * theZARatio + (3./2.) * T;
>> 95
80 } 96 }
81 97
82 G4double << 98 G4double G4StatMFMacroNucleon::CalcEntropy(const G4double T, const G4double FreeVol)
83 G4StatMFMacroNucleon::CalcEntropy(const G4doub <<
84 { 99 {
85 G4double ThermalWaveLenght = 16.15*fermi/std << 100 const G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
86 G4double lambda3 = ThermalWaveLenght*Thermal << 101 const G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
87 102
88 G4double NeutronEntropy = 0.0; << 103 G4double NeutronEntropy = 0.0;
89 if (_NeutronMeanMultiplicity > 0.0) << 104 if (_NeutronMeanMultiplicity > 0.0)
90 NeutronEntropy = _NeutronMeanMultiplicity* << 105 NeutronEntropy = _NeutronMeanMultiplicity*(5./2.+
91 (lambda3*_NeutronMeanMultiplicity))) << 106 std::log(2.0*static_cast<G4double>(theA)*FreeVol/
92 << 107 (lambda3*_NeutronMeanMultiplicity)));
93 G4double ProtonEntropy = 0.0; << 108
94 if (_ProtonMeanMultiplicity > 0.0) << 109
95 ProtonEntropy = _ProtonMeanMultiplicity*(2 << 110 G4double ProtonEntropy = 0.0;
96 (lambda3*_ProtonMeanMultiplicity))); << 111 if (_ProtonMeanMultiplicity > 0.0)
97 << 112 ProtonEntropy = _ProtonMeanMultiplicity*(5./2.+
98 return NeutronEntropy+ProtonEntropy; << 113 std::log(2.0*static_cast<G4double>(theA)*FreeVol/
>> 114 (lambda3*_ProtonMeanMultiplicity)));
>> 115
>> 116
>> 117 return NeutronEntropy+ProtonEntropy;
99 } 118 }
100 119
101 120