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