1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // Calculation of the total, elastic and inelastic cross-sections |
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28 | // of anti-nucleon and anti-nucleus interactions with nuclei |
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29 | // based on Glauber approach, V. Grishine formulaes for |
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30 | // interpolations (ref. V.M.Grichine, Eur.Phys.J., C62(2009) 399; |
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31 | // NIM, B267 (2009) 2460) and our parametrization of hadron-nucleon |
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32 | // cross-sections |
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33 | // |
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34 | // |
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35 | // Created by A.Galoyan and V. Uzhinsky, 18.11.2010 |
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36 | |
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37 | |
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38 | #ifndef G4ComponentAntiNuclNuclearXS_h |
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39 | #define G4ComponentAntiNuclNuclearXS_h |
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40 | |
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41 | #include <CLHEP/Units/PhysicalConstants.h> // pi, fermi,.. |
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42 | |
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43 | #include "globals.hh" |
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44 | #include "G4Proton.hh" |
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45 | #include "G4AntiProton.hh" |
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46 | #include "G4AntiNeutron.hh" |
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47 | #include "G4AntiDeuteron.hh" |
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48 | #include "G4AntiHe3.hh" |
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49 | #include "G4AntiTriton.hh" |
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50 | #include "G4AntiAlpha.hh" |
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51 | #include "G4Nucleus.hh" |
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52 | |
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53 | #include "G4VComponentCrossSection.hh" |
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54 | |
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55 | class G4ParticleDefinition; |
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56 | |
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57 | class G4ComponentAntiNuclNuclearXS : public G4VComponentCrossSection |
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58 | { |
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59 | public: |
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60 | |
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61 | G4ComponentAntiNuclNuclearXS (); |
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62 | virtual ~G4ComponentAntiNuclNuclearXS (); |
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63 | |
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64 | virtual |
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65 | G4double GetTotalZandACrossSection(const G4ParticleDefinition* aParticle, |
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66 | G4double kinEnergy, |
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67 | G4int Z, G4int A); |
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68 | |
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69 | virtual |
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70 | G4double ComputeTotalCrossSection(const G4ParticleDefinition* aParticle, |
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71 | G4double kinEnergy, |
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72 | G4int Z, G4double A); |
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73 | |
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74 | virtual |
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75 | G4double GetInelasticZandACrossSection(const G4ParticleDefinition* aParticle, |
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76 | G4double kinEnergy, |
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77 | G4int Z, G4int A); |
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78 | |
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79 | virtual |
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80 | G4double ComputeInelasticCrossSection(const G4ParticleDefinition* aParticle, |
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81 | G4double kinEnergy, |
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82 | G4int Z, G4double A); |
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83 | |
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84 | virtual |
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85 | G4double ComputeElasticCrossSection(const G4ParticleDefinition* aParticle, |
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86 | G4double kinEnergy, |
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87 | G4int Z, G4double A); |
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88 | |
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89 | virtual |
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90 | G4double GetElasticZandACrossSection(const G4ParticleDefinition* aParticle, |
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91 | G4double kinEnergy, |
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92 | G4int Z, G4int A); |
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93 | |
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94 | virtual |
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95 | void BuildPhysicsTable(const G4ParticleDefinition&) |
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96 | {} |
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97 | |
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98 | virtual |
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99 | void DumpPhysicsTable(const G4ParticleDefinition&) |
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100 | {} |
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101 | |
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102 | // Method for calculation of Anti-Hadron Nucleon Total Cross-section |
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103 | G4double GetAntiHadronNucleonTotCrSc(const G4ParticleDefinition* aParticle, G4double kinEnergy); |
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104 | |
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105 | |
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106 | // Method for calculation of Anti-Hadron Nucleon Elastic Cross-section |
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107 | G4double GetAntiHadronNucleonElCrSc(const G4ParticleDefinition* aParticle, G4double kinEnergy); |
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108 | |
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109 | |
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110 | private: |
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111 | |
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112 | const G4double fUpperLimit; |
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113 | const G4double fLowerLimit; |
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114 | G4double fRadiusEff; // Effective Radius for AntiNucleus |
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115 | G4double fRadiusNN2; // Sqr of radius of NN collision |
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116 | |
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117 | G4double fTotalXsc, fElasticXsc, fInelasticXsc; |
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118 | G4double fAntiHadronNucleonTotXsc, fAntiHadronNucleonElXsc; |
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119 | G4double Elab, S, SqrtS ; |
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120 | G4double Mn, b0, b2, SqrtS0, S0, R0; //parameters for AntiHadron-Nucleon Xsc |
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121 | |
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122 | G4ParticleDefinition* theAProton; |
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123 | G4ParticleDefinition* theANeutron; |
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124 | G4ParticleDefinition* theADeuteron; |
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125 | G4ParticleDefinition* theATriton; |
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126 | G4ParticleDefinition* theAAlpha; |
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127 | G4ParticleDefinition* theAHe3; |
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128 | |
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129 | }; |
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130 | |
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131 | #endif |
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