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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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: G4ionIonisation.cc,v 1.66 2009/02/20 12:06:37 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03-beta-cand-01 $ |
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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: G4ionIonisation |
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35 | // |
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36 | // Author: Vladimir Ivanchenko |
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37 | // |
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38 | // Creation date: 07.05.2002 |
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39 | // |
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40 | // Modifications: |
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41 | // |
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42 | // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko) |
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43 | // 26-12-02 Secondary production moved to derived classes (V.Ivanchenko) |
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44 | // 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko) |
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45 | // 18-04-03 Use IonFluctuations (V.Ivanchenko) |
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46 | // 03-08-03 Add effective charge (V.Ivanchenko) |
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47 | // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko) |
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48 | // 27-05-04 Set integral to be a default regime (V.Ivanchenko) |
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49 | // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko) |
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50 | // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko) |
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51 | // 10-01-06 SetStepLimits -> SetStepFunction (V.Ivantchenko) |
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52 | // 10-05-06 Add a possibility to download user data (V.Ivantchenko) |
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53 | // 13-05-06 Add data for light ion stopping in water (V.Ivantchenko) |
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54 | // 14-01-07 use SetEmModel() and SetFluctModel() from G4VEnergyLossProcess (mma) |
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55 | // 16-05-07 Add data for light ion stopping only for GenericIon (V.Ivantchenko) |
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56 | // 07-11-07 Fill non-ionizing energy loss (V.Ivantchenko) |
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57 | // 12-09-08 Removed InitialiseMassCharge and CorrectionsAlongStep (VI) |
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58 | // |
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59 | // |
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60 | // ------------------------------------------------------------------- |
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61 | // |
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62 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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63 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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64 | |
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65 | #include "G4ionIonisation.hh" |
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66 | #include "G4Electron.hh" |
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67 | #include "G4Proton.hh" |
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68 | //#include "G4Alpha.hh" |
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69 | #include "G4GenericIon.hh" |
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70 | #include "G4BraggModel.hh" |
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71 | #include "G4BraggIonModel.hh" |
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72 | #include "G4BetheBlochModel.hh" |
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73 | #include "G4UnitsTable.hh" |
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74 | #include "G4LossTableManager.hh" |
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75 | #include "G4WaterStopping.hh" |
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76 | #include "G4EmCorrections.hh" |
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77 | #include "G4IonFluctuations.hh" |
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78 | |
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79 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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80 | |
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81 | using namespace std; |
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82 | |
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83 | G4ionIonisation::G4ionIonisation(const G4String& name) |
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84 | : G4VEnergyLossProcess(name), |
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85 | corr(0), |
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86 | theParticle(0), |
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87 | isInitialised(false), |
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88 | stopDataActive(true), |
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89 | nuclearStopping(true) |
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90 | { |
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91 | SetLinearLossLimit(0.15); |
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92 | SetStepFunction(0.1, 0.1*mm); |
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93 | SetIntegral(true); |
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94 | SetProcessSubType(fIonisation); |
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95 | // SetVerboseLevel(1); |
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96 | corr = G4LossTableManager::Instance()->EmCorrections(); |
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97 | } |
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98 | |
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99 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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100 | |
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101 | G4ionIonisation::~G4ionIonisation() |
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102 | {} |
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103 | |
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104 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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105 | |
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106 | G4bool G4ionIonisation::IsApplicable(const G4ParticleDefinition& p) |
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107 | { |
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108 | return (p.GetPDGCharge() != 0.0 && !p.IsShortLived() && |
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109 | p.GetParticleType() == "nucleus"); |
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110 | } |
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111 | |
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112 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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113 | |
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114 | G4double G4ionIonisation::MinPrimaryEnergy(const G4ParticleDefinition* p, |
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115 | const G4Material*, |
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116 | G4double cut) |
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117 | { |
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118 | return |
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119 | p->GetPDGMass()*(std::sqrt(1. + 0.5*cut/CLHEP::electron_mass_c2) - 1.0); |
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120 | } |
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121 | |
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122 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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123 | |
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124 | void G4ionIonisation::InitialiseEnergyLossProcess( |
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125 | const G4ParticleDefinition* part, |
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126 | const G4ParticleDefinition* bpart) |
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127 | { |
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128 | const G4ParticleDefinition* ion = G4GenericIon::GenericIon(); |
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129 | |
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130 | if(!isInitialised) { |
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131 | |
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132 | theParticle = part; |
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133 | //G4String pname = part->GetParticleName(); |
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134 | |
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135 | // define base particle |
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136 | const G4ParticleDefinition* theBaseParticle = 0; |
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137 | |
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138 | if(part == ion) theBaseParticle = 0; |
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139 | else if(bpart == 0) theBaseParticle = ion; |
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140 | else theBaseParticle = bpart; |
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141 | |
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142 | SetBaseParticle(theBaseParticle); |
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143 | SetSecondaryParticle(G4Electron::Electron()); |
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144 | |
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145 | if (!EmModel(1)) SetEmModel(new G4BraggIonModel(), 1); |
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146 | EmModel(1)->SetLowEnergyLimit(MinKinEnergy()); |
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147 | |
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148 | // model limit defined for protons |
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149 | eth = (EmModel(1)->HighEnergyLimit())*part->GetPDGMass()/proton_mass_c2; |
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150 | EmModel(1)->SetHighEnergyLimit(eth); |
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151 | |
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152 | if (!FluctModel()) SetFluctModel(new G4IonFluctuations()); |
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153 | AddEmModel(1, EmModel(1), FluctModel()); |
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154 | |
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155 | if (!EmModel(2)) SetEmModel(new G4BetheBlochModel(),2); |
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156 | EmModel(2)->SetLowEnergyLimit(eth); |
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157 | EmModel(2)->SetHighEnergyLimit(MaxKinEnergy()); |
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158 | AddEmModel(2, EmModel(2), FluctModel()); |
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159 | |
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160 | // Add ion stoping tables for Generic Ion |
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161 | if(part == ion) { |
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162 | G4WaterStopping ws(corr); |
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163 | corr->SetIonisationModels(EmModel(1),EmModel(2)); |
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164 | } |
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165 | isInitialised = true; |
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166 | } |
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167 | // reinitialisation of corrections for the new run |
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168 | EmModel(1)->ActivateNuclearStopping(nuclearStopping); |
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169 | EmModel(2)->ActivateNuclearStopping(nuclearStopping); |
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170 | if(part == ion) corr->InitialiseForNewRun(); |
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171 | } |
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172 | |
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173 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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174 | |
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175 | void G4ionIonisation::PrintInfo() |
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176 | { |
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177 | if (stopDataActive && G4GenericIon::GenericIon() == theParticle) { |
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178 | G4cout << " Stopping Power data for " |
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179 | << corr->GetNumberOfStoppingVectors() |
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180 | << " ion/material pairs, nuclearStopping: " << nuclearStopping |
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181 | << G4endl; |
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182 | } |
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183 | } |
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184 | |
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185 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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186 | |
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187 | void G4ionIonisation::AddStoppingData(G4int Z, G4int A, |
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188 | const G4String& mname, |
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189 | G4PhysicsVector* dVector) |
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190 | { |
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191 | corr->AddStoppingData(Z, A, mname, dVector); |
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192 | } |
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193 | |
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194 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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