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>> 27 // $Id: G4StatMFMacroBiNucleon.cc 67983 2013-03-13 10:42:03Z gcosmo $
27 // 28 //
28 // Hadronic Process: Nuclear De-excitations 29 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara 30 // by V. Lara
30 31
31 #include "G4StatMFMacroBiNucleon.hh" 32 #include "G4StatMFMacroBiNucleon.hh"
32 #include "G4StatMFParameters.hh" <<
33 #include "G4PhysicalConstants.hh" 33 #include "G4PhysicalConstants.hh"
34 #include "G4SystemOfUnits.hh" 34 #include "G4SystemOfUnits.hh"
35 #include "G4Log.hh" <<
36 #include "G4Exp.hh" <<
37 #include "G4Pow.hh" <<
38 35
39 // Operators 36 // Operators
40 37
41 static const G4double degeneracy = 3.0; <<
42 <<
43 G4StatMFMacroBiNucleon & G4StatMFMacroBiNucleo 38 G4StatMFMacroBiNucleon & G4StatMFMacroBiNucleon::
44 operator=(const G4StatMFMacroBiNucleon & ) 39 operator=(const G4StatMFMacroBiNucleon & )
45 { 40 {
46 throw G4HadronicException(__FILE__, __LINE << 41 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroBiNucleon::operator= meant to not be accessable");
47 return *this; 42 return *this;
48 } 43 }
49 44
>> 45
50 G4bool G4StatMFMacroBiNucleon::operator==(cons 46 G4bool G4StatMFMacroBiNucleon::operator==(const G4StatMFMacroBiNucleon & ) const
51 { 47 {
52 throw G4HadronicException(__FILE__, __LINE << 48 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroBiNucleon::operator== meant to not be accessable");
53 return false; 49 return false;
54 } 50 }
55 51
56 52
57 G4bool G4StatMFMacroBiNucleon::operator!=(cons 53 G4bool G4StatMFMacroBiNucleon::operator!=(const G4StatMFMacroBiNucleon & ) const
58 { 54 {
59 throw G4HadronicException(__FILE__, __LINE << 55 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroBiNucleon::operator!= meant to not be accessable");
60 return true; 56 return true;
61 } 57 }
62 58
63 G4double G4StatMFMacroBiNucleon::CalcMeanMulti << 59
64 const G4double mu, << 60 G4double G4StatMFMacroBiNucleon::CalcMeanMultiplicity(const G4double FreeVol, const G4double mu,
65 const G4double nu, << 61 const G4double nu, const G4double T)
66 const G4double T) <<
67 { 62 {
68 G4double ThermalWaveLenght = 16.15*fermi/std << 63 const G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
69 G4double lambda3 = ThermalWaveLenght*Thermal << 64
>> 65 const G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
>> 66
>> 67 const G4double degeneracy = 3.0;
>> 68
>> 69 const G4double Coulomb = (3./5.)*(elm_coupling/G4StatMFParameters::Getr0())*
>> 70 (1.0 - 1.0/std::pow(1.0+G4StatMFParameters::GetKappaCoulomb(),1./3.));
70 71
71 const G4double BindingE = G4NucleiProperties << 72 const G4double BindingE = G4NucleiProperties::GetBindingEnergy(theA,1); //old value was 2.796*MeV
72 //old value was 2.796*MeV << 73 G4double exponent = (BindingE + theA*(mu+nu*theZARatio) -
73 G4double exponent = (BindingE + theA*(mu+nu* << 74 Coulomb*theZARatio*theZARatio*std::pow(G4double(theA),5./3.))/T;
74 G4StatMFParameters::GetCoulomb()*th << 75
75 *G4Pow::GetInstance()->Z23(theA))/T << 76 // To avoid numerical problems
76 << 77 if (exponent < -700.0) exponent = -700.0;
77 // To avoid numerical problems << 78 else if (exponent > 700.0) exponent = 700.0;
78 if (exponent < -300.0) exponent = -300.0; <<
79 else if (exponent > 300.0) exponent = 300.0; <<
80 79
81 _MeanMultiplicity = (degeneracy*FreeVol*theA << 80 _MeanMultiplicity = (degeneracy*FreeVol*static_cast<G4double>(theA)*std::sqrt(static_cast<G4double>(theA))/lambda3)*
82 G4Exp(exponent); << 81 std::exp(exponent);
83 82
84 return _MeanMultiplicity; << 83 return _MeanMultiplicity;
85 } 84 }
86 85
>> 86
87 G4double G4StatMFMacroBiNucleon::CalcEnergy(co 87 G4double G4StatMFMacroBiNucleon::CalcEnergy(const G4double T)
88 { 88 {
89 _Energy = -G4NucleiProperties::GetBindingEn << 89 const G4double Coulomb = (3./5.)*(elm_coupling/G4StatMFParameters::Getr0())*
90 G4StatMFParameters::GetCoulomb() * theZARa << 90 (1.0 - 1.0/std::pow(1.0+G4StatMFParameters::GetKappaCoulomb(),1./3.));
91 * theA*G4Pow::GetInstance()->Z23(theA) + 1 << 91
>> 92 _Energy = -G4NucleiProperties::GetBindingEnergy(theA,1) +
>> 93 Coulomb * theZARatio * theZARatio * std::pow(G4double(theA),5./3.) +
>> 94 (3./2.) * T;
92 95
93 return _Energy; << 96 return _Energy;
94 } 97 }
95 98
>> 99
>> 100
96 G4double G4StatMFMacroBiNucleon::CalcEntropy(c 101 G4double G4StatMFMacroBiNucleon::CalcEntropy(const G4double T, const G4double FreeVol)
97 { 102 {
98 G4double Entropy = 0.0; << 103 const G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
99 if (_MeanMultiplicity > 0.0) { << 104 const G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
100 G4double ThermalWaveLenght = 16.15*fermi/s << 105
101 G4double lambda3 = ThermalWaveLenght*Therm << 106 G4double Entropy = 0.0;
102 // Is this formula correct? << 107 if (_MeanMultiplicity > 0.0)
103 Entropy = _MeanMultiplicity*(2.5+G4Log(3.0 << 108 // Is this formula correct?
104 /(lambda3*_MeanMultiplicity))); << 109 Entropy = _MeanMultiplicity*(5./2.+
105 } << 110 std::log(3.0*static_cast<G4double>(theA)*
106 return Entropy; << 111 std::sqrt(static_cast<G4double>(theA))*FreeVol/
>> 112 (lambda3*_MeanMultiplicity)));
>> 113
>> 114
>> 115 return Entropy;
107 } 116 }
108 117