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 | // by JPW, working, but to be cleaned up. @@@@ |
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27 | |
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28 | #ifndef G4TripathiCrossSection_h |
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29 | #define G4TripathiCrossSection_h |
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30 | // Class Description |
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31 | // Implementation of formulas in analogy to NASA technical paper 3621 by |
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32 | // Tripathi, et al.; Cross-sections for ion ion scattering. |
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33 | |
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34 | // Class Description - End |
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35 | |
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36 | #include "globals.hh" |
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37 | #include "G4Proton.hh" |
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38 | |
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39 | #include "G4VCrossSectionDataSet.hh" |
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40 | |
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41 | class G4TripathiCrossSection : public G4VCrossSectionDataSet |
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42 | { |
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43 | public: |
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44 | |
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45 | virtual |
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46 | G4bool IsApplicable(const G4DynamicParticle* aPart, const G4Element*) |
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47 | { |
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48 | return IsZAApplicable(aPart, 0., 0.); |
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49 | } |
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50 | |
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51 | virtual |
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52 | G4bool IsZAApplicable(const G4DynamicParticle* aPart, G4double /*ZZ*/, |
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53 | G4double /*AA*/) |
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54 | { |
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55 | G4bool result = false; |
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56 | if(( aPart->GetDefinition()->GetBaryonNumber()>2.5) && |
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57 | ( aPart->GetKineticEnergy()/aPart->GetDefinition()->GetBaryonNumber()<1*GeV) ) result = true; |
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58 | return result; |
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59 | } |
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60 | |
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61 | |
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62 | virtual |
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63 | G4double GetCrossSection(const G4DynamicParticle*, |
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64 | const G4Element*, G4double aTemperature); |
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65 | |
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66 | virtual |
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67 | G4double GetIsoZACrossSection(const G4DynamicParticle*, G4double ZZ, |
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68 | G4double AA, G4double aTemperature); |
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69 | |
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70 | virtual |
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71 | void BuildPhysicsTable(const G4ParticleDefinition&) |
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72 | {} |
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73 | |
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74 | virtual |
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75 | void DumpPhysicsTable(const G4ParticleDefinition&) |
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76 | {G4cout << "G4TripathiCrossSection: uses formula"<<G4endl;} |
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77 | |
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78 | }; |
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79 | |
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80 | #endif |
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