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26 // 26 //
>> 27 // $Id: G4CompetitiveFission.hh,v 1.5 2010-11-17 20:22:46 vnivanch Exp $
>> 28 // GEANT4 tag $Name: geant4-09-04-patch-02 $
27 // 29 //
28 // Hadronic Process: Nuclear De-excitations 30 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara (Oct 1998) 31 // by V. Lara (Oct 1998)
30 32
31 #ifndef G4CompetitiveFission_h 33 #ifndef G4CompetitiveFission_h
32 #define G4CompetitiveFission_h 1 34 #define G4CompetitiveFission_h 1
33 35
34 #include "G4VEvaporationChannel.hh" 36 #include "G4VEvaporationChannel.hh"
35 #include "G4Fragment.hh" 37 #include "G4Fragment.hh"
>> 38 #include "G4VFissionBarrier.hh"
>> 39 #include "G4FissionBarrier.hh"
36 #include "G4VEmissionProbability.hh" 40 #include "G4VEmissionProbability.hh"
>> 41 #include "G4FissionProbability.hh"
>> 42 #include "G4VLevelDensityParameter.hh"
>> 43 #include "G4FissionLevelDensityParameter.hh"
37 #include "G4FissionParameters.hh" 44 #include "G4FissionParameters.hh"
38 #include <CLHEP/Units/SystemOfUnits.h> << 45 #include "G4ParticleTable.hh"
39 #include "G4Exp.hh" << 46 #include "G4IonTable.hh"
>> 47 #include "Randomize.hh"
40 48
41 class G4VFissionBarrier; << 49 //#define debug
42 class G4VEmissionProbability; <<
43 class G4VLevelDensityParameter; <<
44 class G4PairingCorrection; <<
45 50
46 class G4CompetitiveFission : public G4VEvapora 51 class G4CompetitiveFission : public G4VEvaporationChannel
47 { 52 {
48 public: 53 public:
49 54
50 G4CompetitiveFission(); 55 G4CompetitiveFission();
51 ~G4CompetitiveFission() override; << 56 virtual ~G4CompetitiveFission();
52 57
53 void Initialise() override; << 58 private:
54 << 59 G4CompetitiveFission(const G4CompetitiveFission &right);
55 G4Fragment* EmittedFragment(G4Fragment* theN << 60 const G4CompetitiveFission & operator=(const G4CompetitiveFission &right);
56 << 61 G4bool operator==(const G4CompetitiveFission &right) const;
57 G4double GetEmissionProbability(G4Fragment* << 62 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 63
67 inline G4double GetLevelDensityParameter(voi << 64 public:
>> 65 G4FragmentVector * BreakUp(const G4Fragment &theNucleus);
68 66
69 inline G4double GetMaximalKineticEnergy(void << 67 void Initialize(const G4Fragment & fragment);
70 68
71 G4CompetitiveFission(const G4CompetitiveFiss << 69 inline void SetFissionBarrier(G4VFissionBarrier * aBarrier)
72 const G4CompetitiveFission & operator=(const << 70 {
73 G4bool operator==(const G4CompetitiveFission << 71 if (MyOwnFissionBarrier) delete theFissionBarrierPtr;
74 G4bool operator!=(const G4CompetitiveFission << 72 theFissionBarrierPtr = aBarrier;
>> 73 MyOwnFissionBarrier = false;
>> 74 }
75 75
76 private: << 76 inline void SetEmissionStrategy(G4VEmissionProbability * aFissionProb)
>> 77 {
>> 78 if (MyOwnFissionProbability) delete theFissionProbabilityPtr;
>> 79 theFissionProbabilityPtr = aFissionProb;
>> 80 MyOwnFissionProbability = false;
>> 81 }
77 82
78 // Sample AtomicNumber of Fission products <<
79 G4int FissionAtomicNumber(G4int A); <<
80 83
81 G4double MassDistribution(G4double x, G4int << 84 inline void SetLevelDensityParameter(G4VLevelDensityParameter * aLevelDensity)
>> 85 {
>> 86 if (MyOwnLevelDensity) delete theLevelDensityPtr;
>> 87 theLevelDensityPtr = aLevelDensity;
>> 88 MyOwnLevelDensity = false;
>> 89 }
82 90
83 // Sample Charge of fission products <<
84 G4int FissionCharge(G4int A, G4int Z, G4doub <<
85 91
86 // Sample Kinetic energy of fission products << 92 inline G4double GetFissionBarrier(void) const { return FissionBarrier; }
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 93
95 inline G4double SymmetricRatio(G4int A, G4do << 94 inline G4double GetEmissionProbability(void) const { return FissionProbability; }
96 95
97 inline G4double AsymmetricRatio(G4int A, G4d << 96 inline G4double GetLevelDensityParameter(void) const { return LevelDensityParameter; }
98 97
99 inline G4double LocalExp(G4double x) const; << 98 inline G4double GetMaximalKineticEnergy(void) const { return MaximalKineticEnergy; }
>> 99 private:
100 100
101 // Maximal Kinetic Energy that can be carrie 101 // Maximal Kinetic Energy that can be carried by fragment
102 G4double maxKineticEnergy{0.0}; << 102 G4double MaximalKineticEnergy;
103 G4double fissionBarrier{0.0}; << 103
104 G4double fissionProbability{0.0}; <<
105 G4double fFactor{1.0}; <<
106 104
107 // For Fission barrier 105 // For Fission barrier
108 G4VFissionBarrier* theFissionBarrierPtr; << 106 G4VFissionBarrier * theFissionBarrierPtr;
>> 107 G4double FissionBarrier;
>> 108 G4bool MyOwnFissionBarrier;
109 109
110 // For Fission probability emission 110 // For Fission probability emission
111 G4VEmissionProbability* theFissionProbabilit << 111 G4VEmissionProbability * theFissionProbabilityPtr;
>> 112 G4double FissionProbability;
>> 113 G4bool MyOwnFissionProbability;
>> 114
112 115
113 // For Level Density calculation 116 // For Level Density calculation
114 G4VLevelDensityParameter* theLevelDensityPtr << 117 G4bool MyOwnLevelDensity;
115 G4PairingCorrection* pairingCorrection; << 118 G4VLevelDensityParameter * theLevelDensityPtr;
>> 119 G4double LevelDensityParameter;
116 120
117 G4bool myOwnFissionProbability{true}; << 121 // --------------------
118 G4bool myOwnFissionBarrier{true}; <<
119 G4bool myOwnLevelDensity{true}; <<
120 122
121 G4FissionParameters theParam; << 123 // Sample AtomicNumber of Fission products
122 << 124 G4int FissionAtomicNumber(G4int A, const G4FissionParameters & theParam);
123 G4int theSecID; // Creator model ID for the << 125 G4double MassDistribution(G4double x, G4double A, const G4FissionParameters & theParam);
124 G4bool isInitialised{false}; <<
125 }; <<
126 126
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 } <<
151 127
152 inline << 128 // Sample Charge of fission products
153 G4double G4CompetitiveFission::AsymmetricRatio << 129 G4int FissionCharge(G4double A, G4double Z, G4double Af);
154 { <<
155 return Ratio(G4double(A),A11,23.5,134.0); <<
156 } <<
157 130
158 inline <<
159 G4double G4CompetitiveFission::SymmetricRatio( <<
160 { <<
161 G4double A0 = G4double(A); <<
162 return Ratio(A0,A11,5.32,A0*0.5); <<
163 } <<
164 131
165 inline G4double G4CompetitiveFission::LocalExp << 132 // Sample Kinetic energy of fission products
166 { << 133 G4double FissionKineticEnergy(G4int A, G4int Z,
167 return (std::abs(x) < 8.) ? G4Exp(-0.5*x*x) << 134 G4double Af1, G4double Zf1,
168 } << 135 G4double Af2, G4double Zf2,
>> 136 G4double U, G4double Tmax,
>> 137 const G4FissionParameters & theParam);
>> 138
>> 139 G4double Ratio(G4double A, G4double A11, G4double B1, G4double A00);
>> 140 G4double SymmetricRatio(G4int A, G4double A11);
>> 141 G4double AsymmetricRatio(G4int A, G4double A11);
>> 142
>> 143 G4ThreeVector IsotropicVector(G4double Magnitude = 1.0);
>> 144
>> 145 #ifdef debug
>> 146 void CheckConservation(const G4Fragment & theInitialState,
>> 147 G4FragmentVector * Result) const;
>> 148 #endif
>> 149
>> 150 };
169 151
170 #endif 152 #endif
171 153
172 154
173 155