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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 "G4StatMFMacroBiNucleon.hh" 31 #include "G4StatMFMacroBiNucleon.hh"
32 #include "G4StatMFParameters.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" 35 #include "G4Log.hh"
36 #include "G4Exp.hh" 36 #include "G4Exp.hh"
37 #include "G4Pow.hh" 37 #include "G4Pow.hh"
38 38
39 // Operators 39 // Operators
40 40
41 static const G4double degeneracy = 3.0; 41 static const G4double degeneracy = 3.0;
42 42
43 G4StatMFMacroBiNucleon & G4StatMFMacroBiNucleo 43 G4StatMFMacroBiNucleon & G4StatMFMacroBiNucleon::
44 operator=(const G4StatMFMacroBiNucleon & ) 44 operator=(const G4StatMFMacroBiNucleon & )
45 { 45 {
46 throw G4HadronicException(__FILE__, __LINE 46 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroBiNucleon::operator= meant to not be accessible");
47 return *this; 47 return *this;
48 } 48 }
49 49
50 G4bool G4StatMFMacroBiNucleon::operator==(cons 50 G4bool G4StatMFMacroBiNucleon::operator==(const G4StatMFMacroBiNucleon & ) const
51 { 51 {
52 throw G4HadronicException(__FILE__, __LINE 52 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroBiNucleon::operator== meant to not be accessible");
53 return false; 53 return false;
54 } 54 }
55 55
56 56
57 G4bool G4StatMFMacroBiNucleon::operator!=(cons 57 G4bool G4StatMFMacroBiNucleon::operator!=(const G4StatMFMacroBiNucleon & ) const
58 { 58 {
59 throw G4HadronicException(__FILE__, __LINE 59 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFMacroBiNucleon::operator!= meant to not be accessible");
60 return true; 60 return true;
61 } 61 }
62 62
63 G4double G4StatMFMacroBiNucleon::CalcMeanMulti 63 G4double G4StatMFMacroBiNucleon::CalcMeanMultiplicity(const G4double FreeVol,
64 const G4double mu, 64 const G4double mu,
65 const G4double nu, 65 const G4double nu,
66 const G4double T) 66 const G4double T)
67 { 67 {
68 G4double ThermalWaveLenght = 16.15*fermi/std 68 G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
69 G4double lambda3 = ThermalWaveLenght*Thermal 69 G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
70 70
71 const G4double BindingE = G4NucleiProperties 71 const G4double BindingE = G4NucleiProperties::GetBindingEnergy(theA,1);
72 //old value was 2.796*MeV 72 //old value was 2.796*MeV
73 G4double exponent = (BindingE + theA*(mu+nu* 73 G4double exponent = (BindingE + theA*(mu+nu*theZARatio) -
74 G4StatMFParameters::GetCoulomb()*th 74 G4StatMFParameters::GetCoulomb()*theZARatio*theZARatio*theA
75 *G4Pow::GetInstance()->Z23(theA))/T 75 *G4Pow::GetInstance()->Z23(theA))/T;
76 76
77 // To avoid numerical problems 77 // To avoid numerical problems
78 if (exponent < -300.0) exponent = -300.0; 78 if (exponent < -300.0) exponent = -300.0;
79 else if (exponent > 300.0) exponent = 300.0; 79 else if (exponent > 300.0) exponent = 300.0;
80 80
81 _MeanMultiplicity = (degeneracy*FreeVol*theA 81 _MeanMultiplicity = (degeneracy*FreeVol*theA*std::sqrt((G4double)theA)/lambda3)*
82 G4Exp(exponent); 82 G4Exp(exponent);
83 83
84 return _MeanMultiplicity; 84 return _MeanMultiplicity;
85 } 85 }
86 86
87 G4double G4StatMFMacroBiNucleon::CalcEnergy(co 87 G4double G4StatMFMacroBiNucleon::CalcEnergy(const G4double T)
88 { 88 {
89 _Energy = -G4NucleiProperties::GetBindingEn 89 _Energy = -G4NucleiProperties::GetBindingEnergy(theA,1) +
90 G4StatMFParameters::GetCoulomb() * theZARa 90 G4StatMFParameters::GetCoulomb() * theZARatio * theZARatio
91 * theA*G4Pow::GetInstance()->Z23(theA) + 1 91 * theA*G4Pow::GetInstance()->Z23(theA) + 1.5*T;
92 92
93 return _Energy; 93 return _Energy;
94 } 94 }
95 95
96 G4double G4StatMFMacroBiNucleon::CalcEntropy(c 96 G4double G4StatMFMacroBiNucleon::CalcEntropy(const G4double T, const G4double FreeVol)
97 { 97 {
98 G4double Entropy = 0.0; 98 G4double Entropy = 0.0;
99 if (_MeanMultiplicity > 0.0) { 99 if (_MeanMultiplicity > 0.0) {
100 G4double ThermalWaveLenght = 16.15*fermi/s 100 G4double ThermalWaveLenght = 16.15*fermi/std::sqrt(T);
101 G4double lambda3 = ThermalWaveLenght*Therm 101 G4double lambda3 = ThermalWaveLenght*ThermalWaveLenght*ThermalWaveLenght;
102 // Is this formula correct? 102 // Is this formula correct?
103 Entropy = _MeanMultiplicity*(2.5+G4Log(3.0 103 Entropy = _MeanMultiplicity*(2.5+G4Log(3.0*theA*std::sqrt((G4double)theA)*FreeVol
104 /(lambda3*_MeanMultiplicity))); 104 /(lambda3*_MeanMultiplicity)));
105 } 105 }
106 return Entropy; 106 return Entropy;
107 } 107 }
108 108