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25 // 22 //
26 // 23 //
>> 24 // $Id: G4CompetitiveFission.hh,v 1.1 2003/08/26 18:37:02 lara Exp $
>> 25 // GEANT4 tag $Name: geant4-06-00 $
27 // 26 //
28 // Hadronic Process: Nuclear De-excitations 27 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara (Oct 1998) 28 // by V. Lara (Oct 1998)
30 29
31 #ifndef G4CompetitiveFission_h 30 #ifndef G4CompetitiveFission_h
32 #define G4CompetitiveFission_h 1 31 #define G4CompetitiveFission_h 1
33 32
34 #include "G4VEvaporationChannel.hh" 33 #include "G4VEvaporationChannel.hh"
35 #include "G4Fragment.hh" 34 #include "G4Fragment.hh"
>> 35 #include "G4VFissionBarrier.hh"
>> 36 #include "G4FissionBarrier.hh"
36 #include "G4VEmissionProbability.hh" 37 #include "G4VEmissionProbability.hh"
>> 38 #include "G4FissionProbability.hh"
>> 39 #include "G4VLevelDensityParameter.hh"
>> 40 #include "G4FissionLevelDensityParameter.hh"
37 #include "G4FissionParameters.hh" 41 #include "G4FissionParameters.hh"
38 #include <CLHEP/Units/SystemOfUnits.h> << 42 #include "G4ParticleTable.hh"
39 #include "G4Exp.hh" << 43 #include "G4IonTable.hh"
>> 44 #include "Randomize.hh"
40 45
41 class G4VFissionBarrier; << 46 //#define debug
42 class G4VEmissionProbability; <<
43 class G4VLevelDensityParameter; <<
44 class G4PairingCorrection; <<
45 47
46 class G4CompetitiveFission : public G4VEvapora 48 class G4CompetitiveFission : public G4VEvaporationChannel
47 { 49 {
48 public: 50 public:
49 51
50 G4CompetitiveFission(); 52 G4CompetitiveFission();
51 ~G4CompetitiveFission() override; << 53 virtual ~G4CompetitiveFission();
52 54
53 void Initialise() override; << 55 private:
54 << 56 G4CompetitiveFission(const G4CompetitiveFission &right);
55 G4Fragment* EmittedFragment(G4Fragment* theN << 57
>> 58 const G4CompetitiveFission & operator=(const G4CompetitiveFission &right);
>> 59 public:
>> 60 G4bool operator==(const G4CompetitiveFission &right) const;
>> 61 G4bool operator!=(const G4CompetitiveFission &right) const;
>> 62
>> 63 public:
>> 64 G4FragmentVector * BreakUp(const G4Fragment &theNucleus);
56 65
57 G4double GetEmissionProbability(G4Fragment* << 66 void Initialize(const G4Fragment & fragment);
58 67
59 void SetFissionBarrier(G4VFissionBarrier * a << 68 inline void SetFissionBarrier(G4VFissionBarrier * aBarrier)
>> 69 {
>> 70 if (MyOwnFissionBarrier) delete theFissionBarrierPtr;
>> 71 theFissionBarrierPtr = aBarrier;
>> 72 MyOwnFissionBarrier = false;
>> 73 }
60 74
61 void SetEmissionStrategy(G4VEmissionProbabil << 75 inline void SetEmissionStrategy(G4VEmissionProbability * aFissionProb)
>> 76 {
>> 77 if (MyOwnFissionProbability) delete theFissionProbabilityPtr;
>> 78 theFissionProbabilityPtr = aFissionProb;
>> 79 MyOwnFissionProbability = false;
>> 80 }
62 81
63 void SetLevelDensityParameter(G4VLevelDensit <<
64 82
65 inline G4double GetFissionBarrier(void) cons << 83 inline void SetLevelDensityParameter(G4VLevelDensityParameter * aLevelDensity)
>> 84 {
>> 85 if (MyOwnLevelDensity) delete theLevelDensityPtr;
>> 86 theLevelDensityPtr = aLevelDensity;
>> 87 MyOwnLevelDensity = false;
>> 88 }
>> 89
66 90
67 inline G4double GetLevelDensityParameter(voi << 91 inline G4double GetFissionBarrier(void) const { return FissionBarrier; }
68 92
69 inline G4double GetMaximalKineticEnergy(void << 93 inline G4double GetEmissionProbability(void) const { return FissionProbability; }
70 94
71 G4CompetitiveFission(const G4CompetitiveFiss << 95 inline G4double GetLevelDensityParameter(void) const { return LevelDensityParameter; }
72 const G4CompetitiveFission & operator=(const <<
73 G4bool operator==(const G4CompetitiveFission <<
74 G4bool operator!=(const G4CompetitiveFission <<
75 96
>> 97 inline G4double GetMaximalKineticEnergy(void) const { return MaximalKineticEnergy; }
76 private: 98 private:
77 99
>> 100 // Maximal Kinetic Energy that can be carried by fragment
>> 101 G4double MaximalKineticEnergy;
>> 102
>> 103
>> 104 // For Fission barrier
>> 105 G4VFissionBarrier * theFissionBarrierPtr;
>> 106 G4double FissionBarrier;
>> 107 G4bool MyOwnFissionBarrier;
>> 108
>> 109 // For Fission probability emission
>> 110 G4VEmissionProbability * theFissionProbabilityPtr;
>> 111 G4double FissionProbability;
>> 112 G4bool MyOwnFissionProbability;
>> 113
>> 114
>> 115 // For Level Density calculation
>> 116 G4bool MyOwnLevelDensity;
>> 117 G4VLevelDensityParameter * theLevelDensityPtr;
>> 118 G4double LevelDensityParameter;
>> 119
>> 120
>> 121
>> 122
>> 123 // --------------------
>> 124
>> 125
78 // Sample AtomicNumber of Fission products 126 // Sample AtomicNumber of Fission products
79 G4int FissionAtomicNumber(G4int A); << 127 G4int FissionAtomicNumber(const G4int A, const G4FissionParameters & theParam);
>> 128 G4double MassDistribution(const G4double x, const G4double A, const G4FissionParameters & theParam);
80 129
81 G4double MassDistribution(G4double x, G4int <<
82 130
83 // Sample Charge of fission products 131 // Sample Charge of fission products
84 G4int FissionCharge(G4int A, G4int Z, G4doub << 132 G4int FissionCharge(const G4double A, const G4double Z, const G4double Af);
>> 133
85 134
86 // Sample Kinetic energy of fission products 135 // Sample Kinetic energy of fission products
87 G4double FissionKineticEnergy(G4int A, G4int << 136 G4double FissionKineticEnergy(const G4double A, const G4double Z,
88 G4int Af1, G4int Zf1, << 137 const G4double Af1, const G4double Zf1,
89 G4int Af2, G4int Zf2, << 138 const G4double Af2, const G4double Zf2,
90 G4double U, G4double Tmax); << 139 const G4double U, const G4double Tmax,
>> 140 const G4FissionParameters & theParam);
91 141
92 inline G4double Ratio(G4double A, G4double A <<
93 G4double B1, G4double <<
94 142
95 inline G4double SymmetricRatio(G4int A, G4do <<
96 143
97 inline G4double AsymmetricRatio(G4int A, G4d << 144 G4double Ratio(const G4double A,const G4double A11,const G4double B1,const G4double A00);
>> 145 G4double SymmetricRatio(const G4double A,const G4double A11);
>> 146 G4double AsymmetricRatio(const G4double A,const G4double A11);
98 147
99 inline G4double LocalExp(G4double x) const; <<
100 148
101 // Maximal Kinetic Energy that can be carrie <<
102 G4double maxKineticEnergy{0.0}; <<
103 G4double fissionBarrier{0.0}; <<
104 G4double fissionProbability{0.0}; <<
105 G4double fFactor{1.0}; <<
106 149
107 // For Fission barrier << 150 G4ThreeVector IsotropicVector(const G4double Magnitude = 1.0);
108 G4VFissionBarrier* theFissionBarrierPtr; <<
109 151
110 // For Fission probability emission <<
111 G4VEmissionProbability* theFissionProbabilit <<
112 152
113 // For Level Density calculation << 153 #ifdef debug
114 G4VLevelDensityParameter* theLevelDensityPtr << 154 void CheckConservation(const G4Fragment & theInitialState,
115 G4PairingCorrection* pairingCorrection; << 155 G4FragmentVector * Result) const;
>> 156 #endif
116 157
117 G4bool myOwnFissionProbability{true}; <<
118 G4bool myOwnFissionBarrier{true}; <<
119 G4bool myOwnLevelDensity{true}; <<
120 158
121 G4FissionParameters theParam; <<
122 <<
123 G4int theSecID; // Creator model ID for the <<
124 G4bool isInitialised{false}; <<
125 }; 159 };
126 160
127 inline G4double G4CompetitiveFission::GetFissi <<
128 { <<
129 return fissionBarrier; <<
130 } <<
131 <<
132 inline G4double G4CompetitiveFission::GetMaxim <<
133 { <<
134 return maxKineticEnergy; <<
135 } <<
136 <<
137 inline <<
138 G4double G4CompetitiveFission::Ratio(G4double <<
139 G4double B1, G4double A00) const <<
140 { <<
141 G4double res; <<
142 if (A11 >= A*0.5 && A11 <= (A00+10.0)) { <<
143 G4double x = (A11-A00)/A; <<
144 res = 1.0 - B1*x*x; <<
145 } else { <<
146 G4double x = 10.0/A; <<
147 res = 1.0 - B1*x*x - 2.0*x*B1*(A11-A00-10. <<
148 } <<
149 return res; <<
150 } <<
151 161
152 inline <<
153 G4double G4CompetitiveFission::AsymmetricRatio <<
154 { <<
155 return Ratio(G4double(A),A11,23.5,134.0); <<
156 } <<
157 <<
158 inline <<
159 G4double G4CompetitiveFission::SymmetricRatio( <<
160 { <<
161 G4double A0 = G4double(A); <<
162 return Ratio(A0,A11,5.32,A0*0.5); <<
163 } <<
164 <<
165 inline G4double G4CompetitiveFission::LocalExp <<
166 { <<
167 return (std::abs(x) < 8.) ? G4Exp(-0.5*x*x) <<
168 } <<
169 162
170 #endif 163 #endif
171 164
172 165
173 166