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G4PhotoNuclearCrossSection.hh
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27 // GEANT4 physics class: G4PhotoNuclearCrossSection -- header file
28 // Created: M.V. Kossov, CERN/ITEP(Moscow), 10-OCT-01
29 // The last update: M.V. Kossov, CERN/ITEP (Moscow) 17-May-02
30 
31 #ifndef G4PhotoNuclearCrossSection_h
32 #define G4PhotoNuclearCrossSection_h 1
33 
35 #include "G4DynamicParticle.hh"
36 #include "G4Element.hh"
37 #include "G4ParticleTable.hh"
38 #include "G4NucleiProperties.hh"
39 #include "G4NistManager.hh"
40 #include <vector>
41 
43 {
44 public:
45 
48 
49  static const char* Default_Name() {return "PhotoNuclearXS";}
50 
51  virtual void CrossSectionDescription(std::ostream&) const;
52 
53  virtual G4bool
55  const G4Element* elm = 0, const G4Material* mat = 0);
56 
57  virtual G4bool
59  const G4Material*);
60 
61  virtual G4double
63  G4int Z, G4int A,
64  const G4Isotope*,
65  const G4Element* elm,
66  const G4Material* mat);
67 
68  virtual G4double
70  const G4Material*);
71 
72 private:
73 
76  const G4double XD, const G4double* Y);
78 
79  // Body
80 private:
81 
82  G4int lastZ; // The last Z of calculated nucleus
83  G4double lastSig; // Last value of the Cross Section
84  G4double* lastGDR; // Pointer to the last array of GDR cross sections
85  G4double* lastHEN; // Pointer to the last array of HEn cross sections
86  G4double lastE; // Last used in the cross section Energy
87  G4double lastTH; // Last value of the Energy Threshold (A-dependent)
88  G4double lastSP; // Last value of the ShadowingPomeron (A-dependent)
89 
90  // Vector of pointers to the GDRPhotonuclearCrossSection
91  std::vector <G4double*> GDR;
92 
93  // ejc3 // store deuteron XS
98 
99  // Vector of pointers to the HighEnPhotonuclearCrossSect
100  std::vector <G4double*> HEN;
101 
102  std::vector <G4double> spA; // shadowing coefficients (A-dependent)
103  std::vector <G4double> eTH; // energy threshold (A-dependent)
104 
106 
109 };
110 
111 #endif