| 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 | #ifndef G4IonsSihverCrossSection_h |
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| 27 | #define G4IonsSihverCrossSection_h |
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| 28 | // |
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| 29 | // Class Description |
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| 30 | // Implementation of formulas |
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| 31 | // Sihver et al. Phys. Rev. C 47 1225 (1993); |
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| 32 | // Total Reaction Cross Section for Nucleus-nucles reactions. |
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| 33 | // Energy independent |
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| 34 | // Valid for 100>MeV/nucleon |
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| 35 | // Class Description - End |
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| 36 | // |
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| 37 | // 23-Dec-2006 Isotope dependence added by D. Wright |
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| 38 | // |
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| 39 | |
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| 40 | #include "globals.hh" |
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| 41 | #include "G4Proton.hh" |
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| 42 | |
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| 43 | #include "G4VCrossSectionDataSet.hh" |
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| 44 | |
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| 45 | class G4IonsSihverCrossSection : public G4VCrossSectionDataSet |
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| 46 | { |
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| 47 | public: |
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| 48 | G4IonsSihverCrossSection (): |
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| 49 | square_r0 ( ( 1.36 * fermi ) * ( 1.36 * fermi ) ) |
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| 50 | { |
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| 51 | } |
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| 52 | |
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| 53 | virtual |
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| 54 | G4bool IsApplicable(const G4DynamicParticle* aDP, const G4Element*) |
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| 55 | { |
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| 56 | return IsIsoApplicable(aDP, 0, 0); |
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| 57 | } |
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| 58 | |
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| 59 | virtual |
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| 60 | G4bool IsIsoApplicable(const G4DynamicParticle* aDP, G4int /*ZZ*/, |
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| 61 | G4int /*AA*/) |
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| 62 | { |
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| 63 | G4int BaryonNumber = aDP->GetDefinition()->GetBaryonNumber(); |
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| 64 | G4double KineticEnergy = aDP->GetKineticEnergy(); |
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| 65 | if ( KineticEnergy / BaryonNumber >= 100*MeV && BaryonNumber > 1 ) |
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| 66 | return true; |
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| 67 | return false; |
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| 68 | } |
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| 69 | |
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| 70 | virtual |
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| 71 | G4double GetCrossSection(const G4DynamicParticle*, |
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| 72 | const G4Element*, G4double aTemperature); |
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| 73 | |
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| 74 | virtual |
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| 75 | G4double GetZandACrossSection(const G4DynamicParticle*, G4int ZZ, |
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| 76 | G4int AA, G4double aTemperature); |
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| 77 | |
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| 78 | virtual |
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| 79 | void BuildPhysicsTable(const G4ParticleDefinition&) |
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| 80 | {} |
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| 81 | |
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| 82 | virtual |
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| 83 | void DumpPhysicsTable(const G4ParticleDefinition&) |
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| 84 | {G4cout << "tG4GIonCrossSection: uses formula"<<G4endl;} |
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| 85 | |
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| 86 | private: |
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| 87 | const G4double square_r0; |
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| 88 | |
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| 89 | }; |
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| 90 | |
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| 91 | #endif |
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