[819] | 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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[961] | 26 | // $Id: G4CrossSectionIonisationRudd.cc,v 1.4 2008/07/14 20:47:34 sincerti Exp $ |
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| 27 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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[819] | 28 | |
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[961] | 29 | #include "G4CrossSectionIonisationRudd.hh" |
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[819] | 30 | |
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[961] | 31 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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[819] | 32 | |
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| 33 | G4CrossSectionIonisationRudd::G4CrossSectionIonisationRudd() |
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| 34 | { |
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| 35 | lowEnergyLimitDefault = 0 * eV; |
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| 36 | highEnergyLimitDefault = 100 * MeV; |
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| 37 | |
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| 38 | G4String fileProton("dna/sigma_ionisation_p_rudd"); |
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| 39 | G4String fileHydrogen("dna/sigma_ionisation_h_rudd"); |
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| 40 | G4String fileAlphaPlusPlus("dna/sigma_ionisation_alphaplusplus_rudd"); |
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| 41 | G4String fileAlphaPlus("dna/sigma_ionisation_alphaplus_rudd"); |
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| 42 | G4String fileHelium("dna/sigma_ionisation_he_rudd"); |
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| 43 | |
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| 44 | G4DNAGenericIonsManager *instance; |
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| 45 | instance = G4DNAGenericIonsManager::Instance(); |
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| 46 | G4ParticleDefinition* protonDef = G4Proton::ProtonDefinition(); |
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| 47 | G4ParticleDefinition* hydrogenDef = instance->GetIon("hydrogen"); |
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| 48 | G4ParticleDefinition* alphaPlusPlusDef = instance->GetIon("alpha++"); |
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| 49 | G4ParticleDefinition* alphaPlusDef = instance->GetIon("alpha+"); |
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| 50 | G4ParticleDefinition* heliumDef = instance->GetIon("helium"); |
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| 51 | |
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| 52 | G4String proton; |
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| 53 | G4String hydrogen; |
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| 54 | G4String alphaPlusPlus; |
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| 55 | G4String alphaPlus; |
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| 56 | G4String helium; |
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| 57 | |
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| 58 | G4double scaleFactor = 1 * m*m; |
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| 59 | |
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| 60 | if (protonDef != 0) |
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[961] | 61 | { |
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| 62 | proton = protonDef->GetParticleName(); |
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| 63 | tableFile[proton] = fileProton; |
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[819] | 64 | |
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[961] | 65 | lowEnergyLimit[proton] = 0. * eV; |
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| 66 | highEnergyLimit[proton] = 500. * keV; |
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[819] | 67 | |
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[961] | 68 | G4DNACrossSectionDataSet* tableProton = new G4DNACrossSectionDataSet(new G4LogLogInterpolation, |
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[819] | 69 | eV, |
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| 70 | scaleFactor ); |
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[961] | 71 | tableProton->LoadData(fileProton); |
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| 72 | tableData[proton] = tableProton; |
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| 73 | } |
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[819] | 74 | else |
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[961] | 75 | { |
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| 76 | G4Exception("G4CrossSectionIonisationRudd Constructor: proton is not defined"); |
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| 77 | } |
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[819] | 78 | |
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| 79 | if (hydrogenDef != 0) |
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[961] | 80 | { |
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| 81 | hydrogen = hydrogenDef->GetParticleName(); |
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| 82 | tableFile[hydrogen] = fileHydrogen; |
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[819] | 83 | |
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[961] | 84 | lowEnergyLimit[hydrogen] = 0. * eV; |
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| 85 | highEnergyLimit[hydrogen] = 100. * MeV; |
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[819] | 86 | |
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[961] | 87 | G4DNACrossSectionDataSet* tableHydrogen = new G4DNACrossSectionDataSet(new G4LogLogInterpolation, |
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[819] | 88 | eV, |
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| 89 | scaleFactor ); |
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[961] | 90 | tableHydrogen->LoadData(fileHydrogen); |
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[819] | 91 | |
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[961] | 92 | tableData[hydrogen] = tableHydrogen; |
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| 93 | } |
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[819] | 94 | else |
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[961] | 95 | { |
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| 96 | G4Exception("G4CrossSectionIonisationRudd Constructor: hydrogen is not defined"); |
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| 97 | } |
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[819] | 98 | |
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| 99 | if (alphaPlusPlusDef != 0) |
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[961] | 100 | { |
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| 101 | alphaPlusPlus = alphaPlusPlusDef->GetParticleName(); |
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| 102 | tableFile[alphaPlusPlus] = fileAlphaPlusPlus; |
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[819] | 103 | |
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[961] | 104 | lowEnergyLimit[alphaPlusPlus] = 0. * eV; |
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| 105 | highEnergyLimit[alphaPlusPlus] = 10. * MeV; |
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[819] | 106 | |
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[961] | 107 | G4DNACrossSectionDataSet* tableAlphaPlusPlus = new G4DNACrossSectionDataSet(new G4LogLogInterpolation, |
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[819] | 108 | eV, |
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| 109 | scaleFactor ); |
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[961] | 110 | tableAlphaPlusPlus->LoadData(fileAlphaPlusPlus); |
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[819] | 111 | |
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[961] | 112 | tableData[alphaPlusPlus] = tableAlphaPlusPlus; |
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| 113 | } |
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[819] | 114 | else |
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[961] | 115 | { |
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| 116 | G4Exception("G4CrossSectionIonisationRudd Constructor: alphaPlusPlus is not defined"); |
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| 117 | } |
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[819] | 118 | |
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| 119 | if (alphaPlusDef != 0) |
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[961] | 120 | { |
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| 121 | alphaPlus = alphaPlusDef->GetParticleName(); |
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| 122 | tableFile[alphaPlus] = fileAlphaPlus; |
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[819] | 123 | |
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[961] | 124 | lowEnergyLimit[alphaPlus] = 0. * eV; |
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| 125 | highEnergyLimit[alphaPlus] = 10. * MeV; |
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[819] | 126 | |
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[961] | 127 | G4DNACrossSectionDataSet* tableAlphaPlus = new G4DNACrossSectionDataSet(new G4LogLogInterpolation, |
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[819] | 128 | eV, |
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| 129 | scaleFactor ); |
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[961] | 130 | tableAlphaPlus->LoadData(fileAlphaPlus); |
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| 131 | tableData[alphaPlus] = tableAlphaPlus; |
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| 132 | } |
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[819] | 133 | else |
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[961] | 134 | { |
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| 135 | G4Exception("G4CrossSectionIonisationRudd Constructor: alphaPlus is not defined"); |
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| 136 | } |
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[819] | 137 | |
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| 138 | if (heliumDef != 0) |
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[961] | 139 | { |
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| 140 | helium = heliumDef->GetParticleName(); |
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| 141 | tableFile[helium] = fileHelium; |
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[819] | 142 | |
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[961] | 143 | lowEnergyLimit[helium] = 0. * eV; |
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| 144 | highEnergyLimit[helium] = 10. * MeV; |
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[819] | 145 | |
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[961] | 146 | G4DNACrossSectionDataSet* tableHelium = new G4DNACrossSectionDataSet(new G4LogLogInterpolation, |
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[819] | 147 | eV, |
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| 148 | scaleFactor ); |
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[961] | 149 | tableHelium->LoadData(fileHelium); |
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| 150 | tableData[helium] = tableHelium; |
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[819] | 151 | } |
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| 152 | else |
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[961] | 153 | { |
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| 154 | G4Exception("G4CrossSectionIonisationRudd Constructor: helium is not defined"); |
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| 155 | } |
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[819] | 156 | } |
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| 157 | |
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[961] | 158 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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[819] | 159 | |
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| 160 | G4CrossSectionIonisationRudd::~G4CrossSectionIonisationRudd() |
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| 161 | { |
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| 162 | std::map< G4String,G4DNACrossSectionDataSet*,std::less<G4String> >::iterator pos; |
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| 163 | for (pos = tableData.begin(); pos != tableData.end(); ++pos) |
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[961] | 164 | { |
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| 165 | G4DNACrossSectionDataSet* table = pos->second; |
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| 166 | delete table; |
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| 167 | } |
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[819] | 168 | } |
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| 169 | |
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[961] | 170 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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[819] | 171 | |
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| 172 | G4double G4CrossSectionIonisationRudd::CrossSection(const G4Track& track ) |
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| 173 | { |
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| 174 | const G4DynamicParticle* particle = track.GetDynamicParticle(); |
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| 175 | G4double k = particle->GetKineticEnergy(); |
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| 176 | |
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| 177 | G4DNAGenericIonsManager *instance; |
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| 178 | instance = G4DNAGenericIonsManager::Instance(); |
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| 179 | |
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| 180 | if ( |
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| 181 | track.GetDefinition() != G4Proton::ProtonDefinition() |
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| 182 | && |
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| 183 | track.GetDefinition() != instance->GetIon("hydrogen") |
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| 184 | && |
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| 185 | track.GetDefinition() != instance->GetIon("alpha++") |
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| 186 | && |
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| 187 | track.GetDefinition() != instance->GetIon("alpha+") |
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| 188 | && |
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| 189 | track.GetDefinition() != instance->GetIon("helium") |
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[961] | 190 | ) |
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[819] | 191 | |
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| 192 | G4Exception("G4CrossSectionIonisationRudd: attempting to calculate cross section for wrong particle"); |
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| 193 | |
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| 194 | G4double sigma = 0.; |
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| 195 | |
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| 196 | G4double lowLim = lowEnergyLimitDefault; |
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| 197 | G4double highLim = highEnergyLimitDefault; |
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| 198 | |
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| 199 | const G4String& particleName = particle->GetDefinition()->GetParticleName(); |
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| 200 | |
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| 201 | std::map< G4String,G4double,std::less<G4String> >::iterator pos1; |
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| 202 | pos1 = lowEnergyLimit.find(particleName); |
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| 203 | |
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| 204 | if (pos1 != lowEnergyLimit.end()) |
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[961] | 205 | { |
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| 206 | lowLim = pos1->second; |
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| 207 | } |
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[819] | 208 | |
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| 209 | std::map< G4String,G4double,std::less<G4String> >::iterator pos2; |
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| 210 | pos2 = highEnergyLimit.find(particleName); |
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| 211 | |
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| 212 | if (pos2 != highEnergyLimit.end()) |
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[961] | 213 | { |
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| 214 | highLim = pos2->second; |
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| 215 | } |
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[819] | 216 | |
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| 217 | if (k >= lowLim && k <= highLim) |
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[961] | 218 | { |
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| 219 | std::map< G4String,G4DNACrossSectionDataSet*,std::less<G4String> >::iterator pos; |
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| 220 | pos = tableData.find(particleName); |
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| 221 | |
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| 222 | if (pos != tableData.end()) |
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[819] | 223 | { |
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[961] | 224 | G4DNACrossSectionDataSet* table = pos->second; |
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| 225 | if (table != 0) |
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| 226 | { |
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[819] | 227 | sigma = table->FindValue(k); |
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| 228 | |
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| 229 | // BEGIN ELECTRON CORRECTION |
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| 230 | // add ONE or TWO electron-water excitation for alpha+ and helium |
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| 231 | |
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| 232 | if ( particle->GetDefinition() == instance->GetIon("alpha+") |
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| 233 | || |
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| 234 | particle->GetDefinition() == instance->GetIon("helium") |
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| 235 | ) |
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[961] | 236 | { |
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[819] | 237 | |
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| 238 | G4DNACrossSectionDataSet* electronDataset = new G4DNACrossSectionDataSet |
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| 239 | (new G4LogLogInterpolation, eV, (1./3.343e22)*m*m); |
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| 240 | |
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| 241 | electronDataset->LoadData("dna/sigma_ionisation_e_born"); |
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| 242 | |
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| 243 | G4double kElectron = k * 0.511/3728; |
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| 244 | |
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| 245 | if ( particle->GetDefinition() == instance->GetIon("alpha+") ) |
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[961] | 246 | { |
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[819] | 247 | G4double tmp1 = table->FindValue(k) + electronDataset->FindValue(kElectron); |
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| 248 | delete electronDataset; |
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| 249 | return tmp1; |
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[961] | 250 | } |
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[819] | 251 | |
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| 252 | if ( particle->GetDefinition() == instance->GetIon("helium") ) |
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[961] | 253 | { |
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[819] | 254 | G4double tmp2 = table->FindValue(k) + 2. * electronDataset->FindValue(kElectron); |
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| 255 | delete electronDataset; |
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| 256 | return tmp2; |
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[961] | 257 | } |
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| 258 | } |
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[819] | 259 | |
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| 260 | // END ELECTRON CORRECTION |
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[961] | 261 | } |
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[819] | 262 | } |
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[961] | 263 | else |
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| 264 | { |
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| 265 | G4Exception("G4CrossSectionIonisationRudd: attempting to calculate cross section for wrong particle"); |
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| 266 | } |
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| 267 | } |
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[819] | 268 | |
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| 269 | return sigma; |
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| 270 | } |
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| 271 | |
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