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26 // 26 //
27 // GEANT4 physics class: G4PhotoNuclearCrossSe 27 // GEANT4 physics class: G4PhotoNuclearCrossSection -- header file
28 // Created: M.V. Kossov, CERN/ITEP(Moscow), 10 28 // Created: M.V. Kossov, CERN/ITEP(Moscow), 10-OCT-01
29 // The last update: M.V. Kossov, CERN/ITEP (Mo 29 // The last update: M.V. Kossov, CERN/ITEP (Moscow) 17-May-02
30 30
31 #ifndef G4PhotoNuclearCrossSection_h 31 #ifndef G4PhotoNuclearCrossSection_h
32 #define G4PhotoNuclearCrossSection_h 1 32 #define G4PhotoNuclearCrossSection_h 1
33 33
34 #include "G4VCrossSectionDataSet.hh" 34 #include "G4VCrossSectionDataSet.hh"
35 #include "G4DynamicParticle.hh" 35 #include "G4DynamicParticle.hh"
36 #include "G4Element.hh" 36 #include "G4Element.hh"
37 #include "G4ParticleTable.hh" 37 #include "G4ParticleTable.hh"
38 #include "G4NucleiProperties.hh" 38 #include "G4NucleiProperties.hh"
39 #include "G4NistManager.hh" 39 #include "G4NistManager.hh"
40 #include <vector> 40 #include <vector>
41 41
42 class G4PhotoNuclearCrossSection : public G4VC 42 class G4PhotoNuclearCrossSection : public G4VCrossSectionDataSet
43 { 43 {
44 public: 44 public:
45 45
46 G4PhotoNuclearCrossSection(); 46 G4PhotoNuclearCrossSection();
47 ~G4PhotoNuclearCrossSection() override; << 47 virtual ~G4PhotoNuclearCrossSection();
48 48
49 static const char* Default_Name() {return 49 static const char* Default_Name() {return "PhotoNuclearXS";}
50 50
51 void CrossSectionDescription(std::ostream& << 51 virtual void CrossSectionDescription(std::ostream&) const;
52 52
53 G4bool IsIsoApplicable(const G4DynamicPart << 53 virtual G4bool
54 const G4Element* el << 54 IsIsoApplicable(const G4DynamicParticle* particle, G4int Z, G4int A,
55 const G4Material* mat = nullptr) over << 55 const G4Element* elm = 0, const G4Material* mat = 0);
56 56
57 G4bool IsElementApplicable(const G4Dynamic << 57 virtual G4bool
58 const G4Materia << 58 IsElementApplicable(const G4DynamicParticle* particle, G4int Z,
59 << 59 const G4Material*);
60 G4double GetIsoCrossSection(const G4Dynami << 60
61 G4int Z, G4int << 61 virtual G4double
62 const G4Isotop << 62 GetIsoCrossSection(const G4DynamicParticle* dynPart,
63 const G4Elemen << 63 G4int Z, G4int A,
64 const G4Materi << 64 const G4Isotope*,
>> 65 const G4Element* elm,
>> 66 const G4Material* mat);
>> 67
>> 68 virtual G4double
>> 69 GetElementCrossSection(const G4DynamicParticle*, G4int Z,
>> 70 const G4Material*);
65 71
66 G4double GetElementCrossSection(const G4Dy <<
67 const G4Ma <<
68 <<
69 G4double ComputeElementXSection(G4double e <<
70 <<
71 G4double ComputeIsoXSection(G4double energ <<
72 <<
73 G4PhotoNuclearCrossSection& operator= <<
74 (const G4PhotoNuclearCrossSection& right) <<
75 G4PhotoNuclearCrossSection(const G4PhotoNu <<
76 <<
77 private: 72 private:
78 73
79 G4int GetFunctions(G4double a, G4double* y 74 G4int GetFunctions(G4double a, G4double* y, G4double* z);
80 G4double EquLinearFit(G4double X, G4int N, 75 G4double EquLinearFit(G4double X, G4int N, const G4double X0,
81 const G4double XD, c 76 const G4double XD, const G4double* Y);
82 G4double ThresholdEnergy(G4int Z, G4int N) 77 G4double ThresholdEnergy(G4int Z, G4int N);
>> 78
>> 79 // Body
>> 80 private:
83 81
84 G4int lastZ = 0; // The last Z 82 G4int lastZ = 0; // The last Z of calculated nucleus
85 G4double lastSig = 0.0; // Last value 83 G4double lastSig = 0.0; // Last value of the Cross Section
86 G4double* lastGDR = nullptr; // Pointer to 84 G4double* lastGDR = nullptr; // Pointer to the last array of GDR cross sections
87 G4double* lastHEN = nullptr; // Pointer to 85 G4double* lastHEN = nullptr; // Pointer to the last array of HEn cross sections
88 G4double lastE = 0.0; // Last used 86 G4double lastE = 0.0; // Last used in the cross section Energy
89 G4double lastTH = 0.0; // Last value 87 G4double lastTH = 0.0; // Last value of the Energy Threshold (A-dependent)
90 G4double lastSP = 0.0; // Last value 88 G4double lastSP = 0.0; // Last value of the ShadowingPomeron (A-dependent)
91 89
92 // Vector of pointers to the GDRPhotonucle 90 // Vector of pointers to the GDRPhotonuclearCrossSection
93 std::vector <G4double*> GDR; 91 std::vector <G4double*> GDR;
94 92
95 // store deuteron, triton, He3 XS 93 // store deuteron, triton, He3 XS
96 G4double* deuteron_GDR = nullptr; 94 G4double* deuteron_GDR = nullptr;
97 G4double* deuteron_HR = nullptr; 95 G4double* deuteron_HR = nullptr;
98 G4double deuteron_TH = 0.0; 96 G4double deuteron_TH = 0.0;
99 G4double deuteron_SP = 0.0; 97 G4double deuteron_SP = 0.0;
100 G4double* triton_GDR = nullptr; 98 G4double* triton_GDR = nullptr;
101 G4double* triton_HR = nullptr; 99 G4double* triton_HR = nullptr;
102 G4double triton_TH = 0.0; 100 G4double triton_TH = 0.0;
103 G4double triton_SP = 0.0; 101 G4double triton_SP = 0.0;
104 G4double* he3_GDR = nullptr; 102 G4double* he3_GDR = nullptr;
105 G4double* he3_HR = nullptr; 103 G4double* he3_HR = nullptr;
106 G4double he3_TH = 0.0; 104 G4double he3_TH = 0.0;
107 G4double he3_SP = 0.0; 105 G4double he3_SP = 0.0;
108 106
109 // Vector of pointers to the HighEnPhotonu 107 // Vector of pointers to the HighEnPhotonuclearCrossSect
110 std::vector <G4double*> HEN; 108 std::vector <G4double*> HEN;
111 109
112 std::vector <G4double> spA; // shadowing 110 std::vector <G4double> spA; // shadowing coefficients (A-dependent)
113 std::vector <G4double> eTH; // energy t 111 std::vector <G4double> eTH; // energy threshold (A-dependent)
114 112
115 G4NistManager* nistmngr; 113 G4NistManager* nistmngr;
116 114
117 G4double mNeut; 115 G4double mNeut;
118 G4double mProt; 116 G4double mProt;
119 }; 117 };
120 118
121 #endif 119 #endif
122 120