[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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[1192] | 26 | // $Id: G4CrossSectionExcitationMillerGreen.cc,v 1.7 2009/06/11 15:47:08 mantero Exp $ |
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[1228] | 27 | // GEANT4 tag $Name: geant4-09-03 $ |
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[819] | 28 | |
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[961] | 29 | #include "G4CrossSectionExcitationMillerGreen.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 | G4CrossSectionExcitationMillerGreen::G4CrossSectionExcitationMillerGreen() |
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| 34 | { |
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| 35 | lowEnergyLimitDefault = 10 * eV; |
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| 36 | highEnergyLimitDefault = 10 * MeV; |
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| 37 | |
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| 38 | G4DNAGenericIonsManager *instance; |
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| 39 | instance = G4DNAGenericIonsManager::Instance(); |
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| 40 | G4ParticleDefinition* protonDef = G4Proton::ProtonDefinition(); |
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| 41 | G4ParticleDefinition* alphaPlusPlusDef = instance->GetIon("alpha++"); |
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| 42 | G4ParticleDefinition* alphaPlusDef = instance->GetIon("alpha+"); |
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| 43 | G4ParticleDefinition* heliumDef = instance->GetIon("helium"); |
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| 44 | |
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| 45 | G4String proton; |
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| 46 | G4String alphaPlusPlus; |
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| 47 | G4String alphaPlus; |
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| 48 | G4String helium; |
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| 49 | |
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| 50 | if (protonDef != 0) |
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[961] | 51 | { |
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| 52 | proton = protonDef->GetParticleName(); |
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| 53 | lowEnergyLimit[proton] = 10. * eV; |
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| 54 | highEnergyLimit[proton] = 500. * keV; |
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| 55 | } |
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[819] | 56 | else |
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[961] | 57 | { |
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| 58 | G4Exception("G4CrossSectionExcitationMillerGreen Constructor: proton is not defined"); |
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| 59 | } |
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[819] | 60 | |
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| 61 | if (alphaPlusPlusDef != 0) |
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[961] | 62 | { |
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| 63 | alphaPlusPlus = alphaPlusPlusDef->GetParticleName(); |
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| 64 | lowEnergyLimit[alphaPlusPlus] = 1. * keV; |
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| 65 | highEnergyLimit[alphaPlusPlus] = 10. * MeV; |
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| 66 | } |
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[819] | 67 | else |
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[961] | 68 | { |
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[819] | 69 | G4Exception("G4CrossSectionExcitationMillerGreen Constructor: alphaPlusPlus is not defined"); |
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[961] | 70 | } |
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[819] | 71 | |
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| 72 | if (alphaPlusDef != 0) |
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[961] | 73 | { |
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| 74 | alphaPlus = alphaPlusDef->GetParticleName(); |
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| 75 | lowEnergyLimit[alphaPlus] = 1. * keV; |
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| 76 | highEnergyLimit[alphaPlus] = 10. * MeV; |
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| 77 | } |
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[819] | 78 | else |
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[961] | 79 | { |
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| 80 | G4Exception("G4CrossSectionExcitationMillerGreen Constructor: alphaPlus is not defined"); |
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| 81 | } |
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[819] | 82 | |
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| 83 | if (heliumDef != 0) |
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[961] | 84 | { |
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| 85 | helium = heliumDef->GetParticleName(); |
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| 86 | lowEnergyLimit[helium] = 1. * keV; |
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| 87 | highEnergyLimit[helium] = 10. * MeV; |
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| 88 | } |
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[819] | 89 | else |
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[961] | 90 | { |
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| 91 | G4Exception("G4CrossSectionExcitationMillerGreen Constructor: helium is not defined"); |
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| 92 | } |
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| 93 | |
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[1055] | 94 | |
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| 95 | G4cout << G4endl; |
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| 96 | G4cout << "*******************************************************************************" << G4endl; |
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| 97 | G4cout << "*******************************************************************************" << G4endl; |
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| 98 | G4cout << " The class G4CrossSectionExcitationMillerGreen is NOT SUPPORTED ANYMORE. " << G4endl; |
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| 99 | G4cout << " It will be REMOVED with the next major release of Geant4. " << G4endl; |
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| 100 | G4cout << " Please consult: https://twiki.cern.ch/twiki/bin/view/Geant4/LoweProcesses" << G4endl; |
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| 101 | G4cout << "*******************************************************************************" << G4endl; |
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| 102 | G4cout << "*******************************************************************************" << G4endl; |
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| 103 | G4cout << G4endl; |
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[819] | 104 | } |
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| 105 | |
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[961] | 106 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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[819] | 107 | |
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| 108 | G4CrossSectionExcitationMillerGreen::~G4CrossSectionExcitationMillerGreen() |
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| 109 | {} |
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| 110 | |
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[961] | 111 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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[819] | 112 | |
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| 113 | G4double G4CrossSectionExcitationMillerGreen::CrossSection(const G4Track& track) |
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| 114 | { |
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| 115 | G4DNAGenericIonsManager *instance; |
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| 116 | instance = G4DNAGenericIonsManager::Instance(); |
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| 117 | |
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| 118 | if ( |
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| 119 | track.GetDefinition() != G4Proton::ProtonDefinition() |
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| 120 | && |
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| 121 | track.GetDefinition() != instance->GetIon("alpha++") |
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| 122 | && |
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| 123 | track.GetDefinition() != instance->GetIon("alpha+") |
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| 124 | && |
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| 125 | track.GetDefinition() != instance->GetIon("helium") |
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| 126 | ) |
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| 127 | |
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| 128 | G4Exception("G4CrossSectionMillerGreen: attempting to calculate cross section for wrong particle"); |
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| 129 | |
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| 130 | G4double lowLim = lowEnergyLimitDefault; |
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| 131 | G4double highLim = highEnergyLimitDefault; |
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| 132 | |
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| 133 | const G4DynamicParticle* particle = track.GetDynamicParticle(); |
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| 134 | G4double k = particle->GetKineticEnergy(); |
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| 135 | |
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| 136 | const G4String& particleName = particle->GetDefinition()->GetParticleName(); |
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| 137 | |
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| 138 | std::map< G4String,G4double,std::less<G4String> >::iterator pos1; |
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| 139 | pos1 = lowEnergyLimit.find(particleName); |
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| 140 | |
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| 141 | if (pos1 != lowEnergyLimit.end()) |
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[961] | 142 | { |
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| 143 | lowLim = pos1->second; |
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| 144 | } |
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[819] | 145 | |
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| 146 | std::map< G4String,G4double,std::less<G4String> >::iterator pos2; |
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| 147 | pos2 = highEnergyLimit.find(particleName); |
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| 148 | |
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| 149 | if (pos2 != highEnergyLimit.end()) |
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[961] | 150 | { |
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| 151 | highLim = pos2->second; |
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| 152 | } |
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[819] | 153 | |
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| 154 | const G4ParticleDefinition* particleDefinition = track.GetDefinition(); |
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| 155 | |
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| 156 | G4double crossSection(0.); |
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| 157 | |
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| 158 | if (k >= lowLim && k <= highLim) |
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[961] | 159 | { |
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| 160 | crossSection = partialCrossSection.Sum(k,particleDefinition); |
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| 161 | G4DNAGenericIonsManager *instance; |
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| 162 | instance = G4DNAGenericIonsManager::Instance(); |
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[819] | 163 | |
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[961] | 164 | // add ONE or TWO electron-water excitation for alpha+ and helium |
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[819] | 165 | |
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[961] | 166 | if ( particleDefinition == instance->GetIon("alpha+") |
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| 167 | || |
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| 168 | particleDefinition == instance->GetIon("helium") |
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| 169 | ) |
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| 170 | { |
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[819] | 171 | G4CrossSectionExcitationEmfietzoglouPartial * excitationXS = |
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| 172 | new G4CrossSectionExcitationEmfietzoglouPartial(); |
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[961] | 173 | |
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[819] | 174 | G4double sigmaExcitation=0; |
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| 175 | if (k*0.511/3728 > 7.4*eV && k*0.511/3728 < 10*keV) sigmaExcitation = excitationXS->Sum(k*0.511/3728); |
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| 176 | |
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| 177 | if ( particleDefinition == instance->GetIon("alpha+") ) |
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| 178 | crossSection = crossSection + sigmaExcitation ; |
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[961] | 179 | |
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[819] | 180 | if ( particleDefinition == instance->GetIon("helium") ) |
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| 181 | crossSection = crossSection + 2*sigmaExcitation ; |
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[961] | 182 | |
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[819] | 183 | delete excitationXS; |
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[961] | 184 | } |
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| 185 | } |
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[819] | 186 | |
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| 187 | return crossSection; |
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| 188 | } |
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| 189 | |
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