[1350] | 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: G4IonProtonCrossSection.cc,v 1.4 2010/10/15 23:49:33 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 file |
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| 32 | // |
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| 33 | // |
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| 34 | // File name: G4IonProtonCrossSection |
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| 35 | // |
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| 36 | // Author Ivantchenko, Geant4, 30 July 2010 |
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| 37 | // |
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| 38 | // Modifications: |
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| 39 | // |
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| 40 | |
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| 41 | #include "G4IonProtonCrossSection.hh" |
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| 42 | #include "G4ProtonInelasticCrossSection.hh" |
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| 43 | #include "G4DynamicParticle.hh" |
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| 44 | #include "G4Element.hh" |
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| 45 | #include "G4HadTmpUtil.hh" |
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| 46 | |
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| 47 | using namespace std; |
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| 48 | |
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| 49 | G4IonProtonCrossSection::G4IonProtonCrossSection() |
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| 50 | : G4VCrossSectionDataSet("AxenWellischIonH") |
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| 51 | { |
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| 52 | theForward = new G4ProtonInelasticCrossSection(); |
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| 53 | } |
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| 54 | |
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| 55 | G4IonProtonCrossSection::~G4IonProtonCrossSection() |
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| 56 | { |
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| 57 | delete theForward; |
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| 58 | } |
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| 59 | |
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| 60 | G4bool |
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| 61 | G4IonProtonCrossSection::IsApplicable(const G4DynamicParticle* dp, |
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| 62 | const G4Element* elm) |
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| 63 | { |
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| 64 | G4int Z = G4lrint(elm->GetZ()); |
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| 65 | G4int A = G4lrint(elm->GetN()); |
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| 66 | return IsIsoApplicable(dp, Z, A); |
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| 67 | } |
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| 68 | |
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| 69 | |
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| 70 | G4bool |
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| 71 | G4IonProtonCrossSection::IsIsoApplicable(const G4DynamicParticle* dp, |
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| 72 | G4int Z, G4int A) |
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| 73 | { |
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| 74 | G4bool result = false; |
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| 75 | if(Z < 2 && A < 2 && dp->GetDefinition()->GetPDGCharge()/eplus > 2.5) |
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| 76 | { result = true;} |
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| 77 | return result; |
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| 78 | } |
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| 79 | |
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| 80 | |
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| 81 | G4double |
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| 82 | G4IonProtonCrossSection::GetCrossSection(const G4DynamicParticle* dp, |
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| 83 | const G4Element*, G4double) |
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| 84 | { |
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| 85 | return GetZandACrossSection(dp); |
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| 86 | } |
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| 87 | |
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| 88 | |
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| 89 | G4double |
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| 90 | G4IonProtonCrossSection::GetZandACrossSection(const G4DynamicParticle* dp, |
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| 91 | G4int /*ZZ*/, G4int /*AA*/, |
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| 92 | G4double /*temperature*/) |
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| 93 | { |
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| 94 | const G4ParticleDefinition* p = dp->GetDefinition(); |
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| 95 | G4double e = dp->GetKineticEnergy()*proton_mass_c2/p->GetPDGMass(); |
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| 96 | return theForward->GetCrossSection(e, p->GetBaryonNumber(), |
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| 97 | G4lrint(p->GetPDGCharge()/eplus) ); |
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| 98 | } |
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| 99 | |
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| 100 | void G4IonProtonCrossSection::BuildPhysicsTable(const G4ParticleDefinition&) |
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| 101 | {} |
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| 102 | |
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| 103 | void G4IonProtonCrossSection::DumpPhysicsTable(const G4ParticleDefinition&) |
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| 104 | { |
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| 105 | G4cout << "G4IonProtonCrossSection: " << GetName() << " uses formula" |
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| 106 | <<G4endl; |
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| 107 | } |
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| 108 | |
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