| 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 | // $Id: G4BGGNucleonElasticXS.hh,v 1.6 2010/10/12 06:02:09 dennis Exp $ |
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| 27 | // GEANT4 tag $Name: hadr-cross-V09-03-12 $ |
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| 28 | // |
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| 29 | // ------------------------------------------------------------------- |
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| 30 | // |
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| 31 | // GEANT4 Class header file |
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| 32 | // |
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| 33 | // |
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| 34 | // File name: G4BGGNucleonElasticXS |
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| 35 | // |
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| 36 | // Author: Vladimir Ivanchenko |
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| 37 | // |
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| 38 | // Creation date: 13.03.2007 |
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| 39 | // Modifications: |
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| 40 | // |
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| 41 | // |
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| 42 | // Class Description: |
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| 43 | // |
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| 44 | // Wrapper of proton and neutron elastic cross-sections using Barashenkov |
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| 45 | // parametersation below 100 GeV and Glauber-Gribov model above |
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| 46 | // |
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| 47 | // ------------------------------------------------------------------- |
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| 48 | // |
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| 49 | |
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| 50 | #ifndef G4BGGNucleonElasticXS_h |
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| 51 | #define G4BGGNucleonElasticXS_h |
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| 52 | |
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| 53 | #include "globals.hh" |
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| 54 | #include "G4VCrossSectionDataSet.hh" |
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| 55 | #include "G4ParticleDefinition.hh" |
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| 56 | #include "G4Element.hh" |
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| 57 | #include "G4HadTmpUtil.hh" |
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| 58 | |
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| 59 | |
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| 60 | class G4GlauberGribovCrossSection; |
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| 61 | class G4NucleonNuclearCrossSection; |
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| 62 | class G4HadronNucleonXsc; |
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| 63 | |
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| 64 | class G4BGGNucleonElasticXS : public G4VCrossSectionDataSet |
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| 65 | { |
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| 66 | public: |
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| 67 | |
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| 68 | G4BGGNucleonElasticXS (const G4ParticleDefinition*); |
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| 69 | |
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| 70 | virtual ~G4BGGNucleonElasticXS(); |
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| 71 | |
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| 72 | virtual |
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| 73 | G4bool IsApplicable(const G4DynamicParticle*, const G4Element*); |
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| 74 | |
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| 75 | virtual |
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| 76 | G4bool IsIsoApplicable(const G4DynamicParticle*, G4int Z, G4int A); |
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| 77 | |
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| 78 | virtual |
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| 79 | G4double GetCrossSection(const G4DynamicParticle*, |
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| 80 | const G4Element*, G4double aTemperature = 0.); |
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| 81 | |
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| 82 | virtual |
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| 83 | G4double GetZandACrossSection(const G4DynamicParticle*, G4int /*Z*/, |
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| 84 | G4int /*A*/, G4double aTemperature = 0.); |
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| 85 | |
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| 86 | virtual |
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| 87 | void BuildPhysicsTable(const G4ParticleDefinition&); |
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| 88 | |
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| 89 | virtual |
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| 90 | void DumpPhysicsTable(const G4ParticleDefinition&); |
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| 91 | |
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| 92 | private: |
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| 93 | |
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| 94 | void Initialise(); |
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| 95 | |
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| 96 | G4double CoulombFactor(G4double kinEnergy, G4int A); |
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| 97 | |
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| 98 | G4double fGlauberEnergy; |
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| 99 | G4double fLowEnergy; |
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| 100 | G4double theGlauberFac[93]; |
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| 101 | G4double theCoulombFac[93]; |
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| 102 | |
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| 103 | const G4ParticleDefinition* particle; |
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| 104 | G4GlauberGribovCrossSection* fGlauber; |
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| 105 | G4NucleonNuclearCrossSection* fNucleon; |
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| 106 | G4HadronNucleonXsc* fHadron; |
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| 107 | G4bool isProton; |
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| 108 | G4bool isInitialized; |
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| 109 | }; |
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| 110 | |
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| 111 | |
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| 112 | inline |
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| 113 | G4bool G4BGGNucleonElasticXS::IsApplicable(const G4DynamicParticle*, |
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| 114 | const G4Element*) |
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| 115 | { |
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| 116 | return true; |
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| 117 | } |
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| 118 | |
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| 119 | |
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| 120 | inline |
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| 121 | G4bool G4BGGNucleonElasticXS::IsIsoApplicable(const G4DynamicParticle*, |
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| 122 | G4int /*Z*/, G4int/* A*/) |
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| 123 | { |
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| 124 | return true; |
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| 125 | } |
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| 126 | |
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| 127 | |
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| 128 | inline |
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| 129 | G4double G4BGGNucleonElasticXS::GetCrossSection(const G4DynamicParticle* dp, |
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| 130 | const G4Element* elm, |
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| 131 | G4double temp) |
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| 132 | { |
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| 133 | // return GetIsoZACrossSection(dp, elm->GetZ(), elm->GetN(), temp); |
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| 134 | G4int Z = G4lrint(elm->GetZ()); |
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| 135 | G4int N = G4lrint(elm->GetN()); |
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| 136 | return GetZandACrossSection(dp, Z, N, temp); |
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| 137 | } |
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| 138 | |
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| 139 | #endif |
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