Geant4 Cross Reference

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Geant4/processes/hadronic/models/de_excitation/evaporation/include/G4EvaporationProbability.hh

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 25 //
 26 //
 27 //J.M. Quesada (August2008). Based on:
 28 //
 29 // Hadronic Process: Nuclear De-excitations
 30 // by V. Lara (Oct 1998)
 31 //
 32 // V.Ivanchenko general clean-up since 2010
 33 //
 34 #ifndef G4EvaporationProbability_h
 35 #define G4EvaporationProbability_h 1
 36 
 37 #include "G4VEmissionProbability.hh"
 38 
 39 class G4VCoulombBarrier;
 40 class G4InterfaceToXS;
 41 
 42 class G4EvaporationProbability : public G4VEmissionProbability
 43 {
 44 public:
 45 
 46   explicit G4EvaporationProbability(G4int anA, G4int aZ, 
 47                                     G4double aGamma); 
 48 
 49   ~G4EvaporationProbability() override;
 50 
 51   // general method used for evaporation
 52   virtual G4double TotalProbability(const G4Fragment& fragment,
 53                                     G4double minKinEnergy,
 54                   G4double maxKinEnergy,
 55                   G4double CB, G4double exEnergy);
 56 
 57   // main method to compute full probability for OPTx > 2
 58   G4double ComputeProbability(G4double K, G4double CB) override;
 59 
 60   G4double CrossSection(G4double K, G4double CB);
 61 
 62   G4double RecentXS() const { return recentXS; };
 63   
 64   // Copy constructor
 65   G4EvaporationProbability(const G4EvaporationProbability &right) = delete;
 66   const G4EvaporationProbability & operator=
 67   (const G4EvaporationProbability &right) = delete;
 68   G4bool operator==(const G4EvaporationProbability &right) const = delete;
 69   G4bool operator!=(const G4EvaporationProbability &right) const = delete;
 70 
 71 protected:
 72 
 73   virtual G4double CalcAlphaParam(const G4Fragment& fragment);
 74  
 75   virtual G4double CalcBetaParam(const G4Fragment& fragment);
 76 
 77 private:
 78 
 79   G4double resA13;
 80   G4double lastA;
 81   G4double muu;
 82   G4double freeU;
 83   G4double a0;
 84   G4double a1;
 85   G4double delta0;
 86   G4double delta1;
 87 
 88   // Gamma is A_f(2S_f+1) factor, where A_f is fragment atomic 
 89   // number and S_f is fragment spin
 90   G4double fGamma;
 91   G4double pcoeff;
 92   G4double recentXS{0.0};
 93 
 94   G4InterfaceToXS* fXSection{nullptr};
 95   G4int index{0};
 96 };
 97 
 98 #endif
 99