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G4ChipsNeutronInelasticXS.hh
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26 // GEANT4 physics class: G4ChipsNeutronInelasticXS -- header file
27 // Created: M.V. Kossov, CERN/ITEP(Moscow), 17-May-2009
28 // The last update: M.V. Kossov, CERN/ITEP (Moscow) 21-May-2009
29 //
30 // ****************************************************************************************
31 // Short description: Cross-sections extracted (by W.Pokorski) from the CHIPS package for
32 // neutron-nuclear interactions. Original author: M. Kossov
33 // -------------------------------------------------------------------------------------
34 //
35 
36 
37 #ifndef G4ChipsNeutronInelasticXS_h
38 #define G4ChipsNeutronInelasticXS_h 1
39 
40 #include "G4ParticleTable.hh"
41 #include "G4NucleiProperties.hh"
42 #include <vector>
44 
46 {
47 
48 
49 public:
50 
52 
54 
55  static const char* Default_Name() {return "ChipsNeutronInelasticXS";}
56 
57  virtual void CrossSectionDescription(std::ostream&) const;
58 
59  // At present momentum (pMom) in MeV/c, CS in mb (@@ Units)
60 
61  virtual G4bool IsIsoApplicable(const G4DynamicParticle* Pt, G4int Z, G4int A,
62  const G4Element* elm,
63  const G4Material* mat );
64 
65  // At present momentum (pMom) in MeV/c, CS in mb (@@ Units)
67  const G4Isotope* iso = 0,
68  const G4Element* elm = 0,
69  const G4Material* mat = 0);
70 
71  virtual G4double GetChipsCrossSection(G4double momentum, G4int Z, G4int N, G4int pdg);
72 
73 private:
74  G4double CalculateCrossSection(G4int F, G4int I, G4int PDG, G4int Z,
75  G4int N, G4double Momentum);
76 
77  G4double CrossSectionLin(G4int targZ, G4int targN, G4double P);
78  G4double CrossSectionLog(G4int targZ, G4int targN, G4double lP);
79  G4double CrossSectionFormula(G4int targZ, G4int targN, G4double P, G4double lP);
80  G4double EquLinearFit(G4double X, G4int N, G4double X0, G4double DX, G4double* Y);
81 
82 // Body
83 private:
84  G4double* lastLEN; // Pointer to the last array of LowEnergy cross sections
85  G4double* lastHEN; // Pointer to the last array of HighEnergy cross sections
86  G4int lastN; // The last N of calculated nucleus
87  G4int lastZ; // The last Z of calculated nucleus
88  G4double lastP; // Last used in the cross section Momentum
89  G4double lastTH; // Last value of the Momentum Threshold
90  G4double lastCS; // Last value of the Cross Section
91  G4int lastI; // The last position in the DAMDB
92  G4double HEthresh; // High energy threshold parameter for the CS calculation
93  std::vector<G4double*>* LEN; // Vector of pointers to LowEnNeutronCrossSection
94  std::vector<G4double*>* HEN; // Vector of pointers to HighEnNeutronCrossSection
95 
96  G4int j; // A#0f Z/N-records already tested in AMDB
97  std::vector <G4int> colN; // Vector of N for calculated nuclei (isotops)
98  std::vector <G4int> colZ; // Vector of Z for calculated nuclei (isotops)
99  std::vector <G4double> colP; // Vector of last momenta for the reaction
100  std::vector <G4double> colTH; // Vector of energy thresholds for the reaction
101  std::vector <G4double> colCS; // Vector of last cross sections for the reaction
102 
103 };
104 
105 #endif
double Y(double density)
int G4int
Definition: G4Types.hh:78
static double P[]
double A(double temperature)
virtual G4double GetIsoCrossSection(const G4DynamicParticle *, G4int tgZ, G4int A, const G4Isotope *iso=0, const G4Element *elm=0, const G4Material *mat=0)
bool G4bool
Definition: G4Types.hh:79
virtual G4bool IsIsoApplicable(const G4DynamicParticle *Pt, G4int Z, G4int A, const G4Element *elm, const G4Material *mat)
virtual void CrossSectionDescription(std::ostream &) const
**D E S C R I P T I O N
Definition: HEPEvtcom.cc:77
double G4double
Definition: G4Types.hh:76
virtual G4double GetChipsCrossSection(G4double momentum, G4int Z, G4int N, G4int pdg)