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25 //
26 //
27 // Calculation of the total, elastic and inelastic cross-sections
28 // of anti-nucleon and anti-nucleus interactions with nuclei
29 // based on Glauber approach, V. Grishine formulaes for
30 // interpolations (ref. V.M.Grichine, Eur.Phys.J., C62(2009) 399;
31 // NIM, B267 (2009) 2460) and our parametrization of hadron-nucleon
32 // cross-sections
33 //
34 //
35 // Created by A.Galoyan and V. Uzhinsky, 18.11.2010
36
37
38 #ifndef G4ComponentAntiNuclNuclearXS_h
39 #define G4ComponentAntiNuclNuclearXS_h
40
41 #include <CLHEP/Units/PhysicalConstants.h> // pi, fermi,..
42
43 #include "globals.hh"
44 #include "G4Proton.hh"
45 #include "G4AntiProton.hh"
46 #include "G4AntiNeutron.hh"
47 #include "G4AntiDeuteron.hh"
48 #include "G4AntiHe3.hh"
49 #include "G4AntiTriton.hh"
50 #include "G4AntiAlpha.hh"
51 #include "G4Nucleus.hh"
52 #include "G4Pow.hh"
53 #include "G4VComponentCrossSection.hh"
54
55
56 class G4ParticleDefinition;
57
58
59 class G4ComponentAntiNuclNuclearXS : public G4VComponentCrossSection {
60
61 public:
62 G4ComponentAntiNuclNuclearXS ();
63 virtual ~G4ComponentAntiNuclNuclearXS ();
64 virtual G4double GetTotalIsotopeCrossSection(const G4ParticleDefinition* aParticle,
65 G4double kinEnergy, G4int Z, G4int A);
66 virtual G4double GetTotalElementCrossSection(const G4ParticleDefinition* aParticle,
67 G4double kinEnergy, G4int Z, G4double A);
68 virtual G4double GetInelasticIsotopeCrossSection(const G4ParticleDefinition* aParticle,
69 G4double kinEnergy, G4int Z, G4int A);
70 virtual G4double GetInelasticElementCrossSection(const G4ParticleDefinition* aParticle,
71 G4double kinEnergy, G4int Z, G4double A);
72 virtual G4double GetElasticElementCrossSection(const G4ParticleDefinition* aParticle,
73 G4double kinEnergy, G4int Z, G4double A);
74 virtual G4double GetElasticIsotopeCrossSection(const G4ParticleDefinition* aParticle,
75 G4double kinEnergy, G4int Z, G4int A);
76 virtual void BuildPhysicsTable(const G4ParticleDefinition&) {}
77 virtual void DumpPhysicsTable(const G4ParticleDefinition&) {}
78 virtual void CrossSectionDescription(std::ostream&) const;
79 // Method for calculation of Anti-Hadron Nucleon Total Cross-section
80 G4double GetAntiHadronNucleonTotCrSc(const G4ParticleDefinition* aParticle, G4double kinEnergy);
81 // Method for calculation of Anti-Hadron Nucleon Elastic Cross-section
82 G4double GetAntiHadronNucleonElCrSc(const G4ParticleDefinition* aParticle, G4double kinEnergy);
83
84 private:
85 G4double fRadiusEff; // Effective Radius for AntiNucleus
86 G4double fTotalXsc, fElasticXsc, fInelasticXsc;
87 G4double fAntiHadronNucleonTotXsc, fAntiHadronNucleonElXsc;
88 G4double Elab, S, SqrtS ;
89 G4double Mn, b0, b2, SqrtS0, S0, R0; // Parameters for AntiHadron-Nucleon Xsc
90 G4ParticleDefinition* theAProton;
91 G4ParticleDefinition* theANeutron;
92 G4ParticleDefinition* theADeuteron;
93 G4ParticleDefinition* theATriton;
94 G4ParticleDefinition* theAAlpha;
95 G4ParticleDefinition* theAHe3;
96
97 const G4double ReffTot[5][5] = { {0.000, 3.800, 3.300, 3.300, 2.376}, // Pbar + p, d, t, He3, He4
98 {3.800, 3.238, 3.144, 3.144, 2.544}, // Dbar + p, d, t, He3, He4
99 {3.300, 3.144, 3.075, 3.075, 3.589}, // Tbar + p, d, t, He3, He4
100 {3.300, 3.144, 3.075, 3.075, 2.589}, // He3bar + p, d, t, He3, He4
101 {2.376, 2.544, 3.589, 3.598, 2.241} }; // He4bar + p, d, t, He3, He4
102 const G4double ReffInel[5][5] = { {0.000, 3.582, 3.105, 3.105, 2.209}, // Pbar + p, d, t, He3, He4
103 {3.582, 3.169, 3.066, 3.066, 2.498}, // Dbar + p, d, t, He3, He4
104 {3.105, 3.066, 2.973, 2.973, 2.508}, // Tbar + p, d, t, He3, He4
105 {3.105, 3.066, 2.973, 2.973, 2.508}, // He3bar + p, d, t, He3, He4
106 {2.209, 2.498, 2.508, 2.508, 2.158} }; // He4bar + p, d, t, He3, He4
107
108 const G4Pow* theG4Pow = G4Pow::GetInstance();
109 };
110
111 #endif
112