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>> 27 // $Id: G4StatMFFragment.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 "G4StatMFFragment.hh" 32 #include "G4StatMFFragment.hh"
32 #include "G4PhysicalConstants.hh" 33 #include "G4PhysicalConstants.hh"
33 #include "G4HadronicException.hh" 34 #include "G4HadronicException.hh"
34 #include "G4Pow.hh" <<
35 35
36 // Copy constructor 36 // Copy constructor
37 G4StatMFFragment::G4StatMFFragment(const G4Sta 37 G4StatMFFragment::G4StatMFFragment(const G4StatMFFragment & )
38 { 38 {
39 throw G4HadronicException(__FILE__, __LINE << 39 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFFragment::copy_constructor meant to not be accessable");
40 } 40 }
41 41
42 // Operators 42 // Operators
43 43
44 G4StatMFFragment & G4StatMFFragment:: 44 G4StatMFFragment & G4StatMFFragment::
45 operator=(const G4StatMFFragment & ) 45 operator=(const G4StatMFFragment & )
46 { 46 {
47 throw G4HadronicException(__FILE__, __LINE << 47 throw G4HadronicException(__FILE__, __LINE__, "G4StatMFFragment::operator= meant to not be accessable");
48 return *this; 48 return *this;
49 } 49 }
50 50
>> 51
51 G4bool G4StatMFFragment::operator==(const G4St 52 G4bool G4StatMFFragment::operator==(const G4StatMFFragment & ) const
52 { 53 {
53 // throw G4HadronicException(__FILE__, __LINE << 54 // throw G4HadronicException(__FILE__, __LINE__, "G4StatMFFragment::operator== meant to not be accessable");
54 return false; 55 return false;
55 } 56 }
56 57
>> 58
57 G4bool G4StatMFFragment::operator!=(const G4St 59 G4bool G4StatMFFragment::operator!=(const G4StatMFFragment & ) const
58 { 60 {
59 // throw G4HadronicException(__FILE__, __LINE << 61 // throw G4HadronicException(__FILE__, __LINE__, "G4StatMFFragment::operator!= meant to not be accessable");
60 return true; 62 return true;
61 } 63 }
62 64
>> 65
>> 66
63 G4double G4StatMFFragment::GetCoulombEnergy(vo 67 G4double G4StatMFFragment::GetCoulombEnergy(void) const
64 { 68 {
65 G4double res = 0.0; << 69 if (theZ <= 0.1) return 0.0;
66 if (theZ >= 1) { << 70 G4double Coulomb = (3./5.)*(elm_coupling*theZ*theZ)*
67 res = G4StatMFParameters::GetCoulomb(); << 71 std::pow(1.0+G4StatMFParameters::GetKappaCoulomb(),1./3.)/
68 } << 72 (G4StatMFParameters::Getr0()*std::pow(theA,1./3.));
69 return res; << 73
>> 74 return Coulomb;
70 } 75 }
71 76
>> 77
72 G4double G4StatMFFragment::GetEnergy(const G4d 78 G4double G4StatMFFragment::GetEnergy(const G4double T) const
73 { 79 {
74 if (theA < 1 || theZ < 0 || theZ > theA) { << 80 if (theA < 1 || theZ < 0 || theZ > theA) {
75 G4cout << "G4StatMFFragment::GetEnergy: A << 81 G4cerr << "G4StatMFFragment::GetEnergy: A = " << theA
76 << ", Z = " << theZ << G4endl; << 82 << ", Z = " << theZ << G4endl;
77 throw G4HadronicException(__FILE__, __LINE << 83 throw G4HadronicException(__FILE__, __LINE__,
78 "G4StatMFFragment::GetEnergy: Wron << 84 "G4StatMFFragment::GetEnergy: Wrong values for A and Z!");
79 } << 85 }
80 G4double BulkEnergy = G4NucleiProperties::Ge << 86 G4double BulkEnergy = G4NucleiProperties::GetMassExcess(static_cast<G4int>(theA),
81 << 87 static_cast<G4int>(theZ));
82 if (theA < 4) return BulkEnergy - GetCoulomb << 88
83 << 89 if (theA < 4) return BulkEnergy - GetCoulombEnergy();
84 G4double SurfaceEnergy; << 90
85 if (G4StatMFParameters::DBetaDT(T) == 0.0) S << 91 G4double SurfaceEnergy;
86 else SurfaceEnergy = 2.5*G4Pow::GetInstance( << 92 if (G4StatMFParameters::DBetaDT(T) == 0.0) SurfaceEnergy = 0.0;
87 G4StatMFParameters::GetBeta0()/ << 93 else SurfaceEnergy = (5./2.)*std::pow(theA,2.0/3.0)*T*T*
88 (G4StatMFParameters::GetCriticalTemp()* << 94 G4StatMFParameters::GetBeta0()/
89 G4StatMFParameters::GetCriticalTemp()); << 95 (G4StatMFParameters::GetCriticalTemp()*
90 << 96 G4StatMFParameters::GetCriticalTemp());
91 G4double ExchangeEnergy = theA*T*T/GetInvLev << 97
92 if (theA != 4) ExchangeEnergy += SurfaceEner << 98
93 return BulkEnergy + ExchangeEnergy - GetCoul << 99 G4double ExchangeEnergy = theA*T*T/GetInvLevelDensity();
>> 100 if (theA != 4) ExchangeEnergy += SurfaceEnergy;
>> 101
>> 102 return BulkEnergy + ExchangeEnergy - GetCoulombEnergy();
>> 103
94 } 104 }
95 105
>> 106
96 G4double G4StatMFFragment::GetInvLevelDensity( 107 G4double G4StatMFFragment::GetInvLevelDensity(void) const
97 { 108 {
98 G4double res = 0.0; << 109 // Calculate Inverse Density Level
99 if (theA > 1) { << 110 // Epsilon0*(1 + 3 /(Af - 1))
100 res = G4StatMFParameters::GetEpsilon0()*( << 111 if (theA == 1) return 0.0;
101 } << 112 else return
102 return res; << 113 G4StatMFParameters::GetEpsilon0()*(1.0+3.0/(theA - 1.0));
103 } 114 }
104 115
>> 116
>> 117
105 G4Fragment * G4StatMFFragment::GetFragment(con 118 G4Fragment * G4StatMFFragment::GetFragment(const G4double T)
106 { 119 {
107 G4double U = CalcExcitationEnergy(T); << 120 G4double U = CalcExcitationEnergy(T);
108 G4double M = GetNuclearMass(); << 121
109 G4LorentzVector FourMomentum(_momentum,std:: << 122 G4double M = GetNuclearMass();
110 G4Fragment * theFragment = new G4Fragment(th << 123
111 return theFragment; << 124 G4LorentzVector FourMomentum(_momentum,std::sqrt(_momentum.mag2()+(M+U)*(M+U)));
>> 125
>> 126 G4Fragment * theFragment = new G4Fragment(static_cast<G4int>(theA),static_cast<G4int>(theZ),FourMomentum);
>> 127
>> 128 return theFragment;
112 } 129 }
113 130
>> 131
114 G4double G4StatMFFragment::CalcExcitationEnerg 132 G4double G4StatMFFragment::CalcExcitationEnergy(const G4double T)
115 { 133 {
116 if (theA <= 3) return 0.0; << 134 if (theA <= 3) return 0.0;
>> 135
>> 136 G4double BulkEnergy = theA*T*T/GetInvLevelDensity();
117 137
118 G4double BulkEnergy = theA*T*T/GetInvLevelDe << 138 // if it is an alpha particle: done
>> 139 if (theA == 4) return BulkEnergy;
119 140
120 // if it is an alpha particle: done << 141 // Term connected with surface energy
121 if (theA == 4) return BulkEnergy; << 142 G4double SurfaceEnergy = 0.0;
122 << 143 if (std::abs(G4StatMFParameters::DBetaDT(T)) > 1.0e-20)
123 // Term connected with surface energy << 144 // SurfaceEnergy = (5./2.)*std::pow(theA,2.0/3.0)*T*T*G4StatMFParameters::GetBeta0()/
124 G4double SurfaceEnergy = 0.0; << 145 // (G4StatMFParameters::GetCriticalTemp()*G4StatMFParameters::GetCriticalTemp());
125 G4double q = G4StatMFParameters::DBetaDT(T); << 146 SurfaceEnergy = (5./2.)*std::pow(theA,2.0/3.0)*(G4StatMFParameters::Beta(T) -
126 if (std::abs(q) > 1.0e-20) { << 147 T*G4StatMFParameters::DBetaDT(T) - G4StatMFParameters::GetBeta0());
127 SurfaceEnergy = 2.5*G4Pow::GetInstance()-> << 148
128 *(G4StatMFParameters::Beta(T) - T*q - G4 << 149 return BulkEnergy + SurfaceEnergy;
129 } <<
130 return BulkEnergy + SurfaceEnergy; <<
131 } 150 }
>> 151
>> 152
132 153