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 | // $Id: G4EmCalculator.cc,v 1.57 2010/11/04 12:55:09 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: emutils-V09-03-23 $ |
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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: G4EmCalculator |
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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: 28.06.2004 |
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39 | // |
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40 | // Modifications: |
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41 | // 12.09.2004 Add verbosity (V.Ivanchenko) |
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42 | // 17.11.2004 Change signature of methods, add new methods (V.Ivanchenko) |
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43 | // 08.04.2005 Major optimisation of internal interfaces (V.Ivantchenko) |
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44 | // 08.05.2005 Use updated interfaces (V.Ivantchenko) |
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45 | // 23.10.2005 Fix computations for ions (V.Ivantchenko) |
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46 | // 11.01.2006 Add GetCSDARange (V.Ivantchenko) |
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47 | // 26.01.2006 Rename GetRange -> GetRangeFromRestricteDEDX (V.Ivanchenko) |
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48 | // 14.03.2006 correction in GetCrossSectionPerVolume (mma) |
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49 | // suppress GetCrossSectionPerAtom |
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50 | // elm->GetA() in ComputeCrossSectionPerAtom |
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51 | // 22.03.2006 Add ComputeElectronicDEDX and ComputeTotalDEDX (V.Ivanchenko) |
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52 | // 13.05.2006 Add Corrections for ion stopping (V.Ivanchenko) |
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53 | // 29.09.2006 Uncomment computation of smoothing factor (V.Ivanchenko) |
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54 | // 27.10.2006 Change test energy to access lowEnergy model from |
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55 | // 10 keV to 1 keV (V. Ivanchenko) |
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56 | // 15.03.2007 Add ComputeEnergyCutFromRangeCut methods (V.Ivanchenko) |
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57 | // 21.04.2008 Updated computations for ions (V.Ivanchenko) |
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58 | // |
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59 | // Class Description: |
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60 | // |
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61 | // ------------------------------------------------------------------- |
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62 | // |
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63 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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64 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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65 | |
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66 | #include "G4EmCalculator.hh" |
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67 | #include "G4LossTableManager.hh" |
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68 | #include "G4VEmProcess.hh" |
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69 | #include "G4VEnergyLossProcess.hh" |
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70 | #include "G4VMultipleScattering.hh" |
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71 | #include "G4Material.hh" |
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72 | #include "G4MaterialCutsCouple.hh" |
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73 | #include "G4ParticleDefinition.hh" |
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74 | #include "G4ParticleTable.hh" |
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75 | #include "G4PhysicsTable.hh" |
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76 | #include "G4ProductionCutsTable.hh" |
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77 | #include "G4ProcessManager.hh" |
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78 | #include "G4ionEffectiveCharge.hh" |
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79 | #include "G4RegionStore.hh" |
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80 | #include "G4Element.hh" |
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81 | #include "G4EmCorrections.hh" |
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82 | #include "G4GenericIon.hh" |
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83 | |
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84 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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85 | |
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86 | G4EmCalculator::G4EmCalculator() |
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87 | { |
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88 | manager = G4LossTableManager::Instance(); |
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89 | corr = manager->EmCorrections(); |
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90 | nLocalMaterials = 0; |
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91 | verbose = 0; |
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92 | currentCoupleIndex = 0; |
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93 | currentCouple = 0; |
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94 | currentMaterial = 0; |
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95 | currentParticle = 0; |
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96 | lambdaParticle = 0; |
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97 | baseParticle = 0; |
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98 | currentLambda = 0; |
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99 | currentModel = 0; |
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100 | currentProcess = 0; |
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101 | loweModel = 0; |
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102 | chargeSquare = 1.0; |
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103 | massRatio = 1.0; |
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104 | mass = 0.0; |
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105 | currentCut = 0.0; |
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106 | currentParticleName= ""; |
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107 | currentMaterialName= ""; |
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108 | currentName = ""; |
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109 | lambdaName = ""; |
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110 | theGenericIon = G4GenericIon::GenericIon(); |
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111 | ionEffCharge = new G4ionEffectiveCharge(); |
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112 | isIon = false; |
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113 | isApplicable = false; |
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114 | } |
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115 | |
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116 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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117 | |
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118 | G4EmCalculator::~G4EmCalculator() |
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119 | { |
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120 | delete ionEffCharge; |
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121 | for (G4int i=0; i<nLocalMaterials; ++i) { |
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122 | delete localCouples[i]; |
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123 | } |
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124 | } |
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125 | |
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126 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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127 | |
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128 | G4double G4EmCalculator::GetDEDX(G4double kinEnergy, const G4ParticleDefinition* p, |
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129 | const G4Material* mat, const G4Region* region) |
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130 | { |
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131 | G4double res = 0.0; |
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132 | const G4MaterialCutsCouple* couple = FindCouple(mat, region); |
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133 | if(couple && UpdateParticle(p, kinEnergy) ) { |
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134 | res = manager->GetDEDX(p, kinEnergy, couple); |
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135 | |
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136 | if(isIon) { |
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137 | if(FindEmModel(p, currentProcessName, kinEnergy)) { |
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138 | G4double length = CLHEP::nm; |
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139 | G4double eloss = res*length; |
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140 | //G4cout << "### GetDEDX: E= " << kinEnergy << " dedx0= " << res |
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141 | // << " de= " << eloss << G4endl;; |
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142 | G4double niel = 0.0; |
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143 | dynParticle.SetKineticEnergy(kinEnergy); |
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144 | currentModel->GetChargeSquareRatio(p, mat, kinEnergy); |
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145 | currentModel->CorrectionsAlongStep(couple,&dynParticle,eloss,niel,length); |
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146 | res = eloss/length; |
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147 | //G4cout << " de1= " << eloss << " res1= " << res |
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148 | // << " " << p->GetParticleName() <<G4endl;; |
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149 | } |
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150 | } |
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151 | |
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152 | if(verbose>0) { |
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153 | G4cout << "G4EmCalculator::GetDEDX: E(MeV)= " << kinEnergy/MeV |
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154 | << " DEDX(MeV/mm)= " << res*mm/MeV |
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155 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
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156 | << " " << p->GetParticleName() |
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157 | << " in " << mat->GetName() |
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158 | << " isIon= " << isIon |
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159 | << G4endl; |
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160 | } |
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161 | } |
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162 | return res; |
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163 | } |
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164 | |
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165 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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166 | |
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167 | G4double G4EmCalculator::GetDEDX(G4double kinEnergy, const G4String& particle, |
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168 | const G4String& material, const G4String& reg) |
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169 | { |
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170 | return GetDEDX(kinEnergy,FindParticle(particle), |
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171 | FindMaterial(material),FindRegion(reg)); |
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172 | } |
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173 | |
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174 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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175 | |
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176 | G4double G4EmCalculator::GetRangeFromRestricteDEDX(G4double kinEnergy, |
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177 | const G4ParticleDefinition* p, |
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178 | const G4Material* mat, |
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179 | const G4Region* region) |
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180 | { |
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181 | G4double res = 0.0; |
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182 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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183 | if(couple && UpdateParticle(p, kinEnergy)) { |
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184 | res = manager->GetRangeFromRestricteDEDX(p, kinEnergy, couple); |
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185 | if(verbose>0) { |
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186 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
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187 | << " range(mm)= " << res/mm |
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188 | << " " << p->GetParticleName() |
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189 | << " in " << mat->GetName() |
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190 | << G4endl; |
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191 | } |
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192 | } |
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193 | return res; |
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194 | } |
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195 | |
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196 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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197 | |
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198 | G4double G4EmCalculator::GetCSDARange(G4double kinEnergy, |
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199 | const G4ParticleDefinition* p, |
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200 | const G4Material* mat, |
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201 | const G4Region* region) |
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202 | { |
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203 | G4double res = 0.0; |
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204 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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205 | if(couple && UpdateParticle(p, kinEnergy)) { |
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206 | res = manager->GetCSDARange(p, kinEnergy, couple); |
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207 | if(verbose>0) { |
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208 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
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209 | << " range(mm)= " << res/mm |
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210 | << " " << p->GetParticleName() |
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211 | << " in " << mat->GetName() |
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212 | << G4endl; |
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213 | } |
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214 | } |
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215 | return res; |
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216 | } |
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217 | |
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218 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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219 | |
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220 | G4double G4EmCalculator::GetRange(G4double kinEnergy, |
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221 | const G4ParticleDefinition* p, |
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222 | const G4Material* mat, |
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223 | const G4Region* region) |
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224 | { |
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225 | G4double res = 0.0; |
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226 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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227 | if(couple && UpdateParticle(p, kinEnergy)) { |
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228 | res = manager->GetRange(p, kinEnergy, couple); |
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229 | if(verbose>0) { |
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230 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
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231 | << " range(mm)= " << res/mm |
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232 | << " " << p->GetParticleName() |
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233 | << " in " << mat->GetName() |
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234 | << G4endl; |
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235 | } |
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236 | } |
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237 | return res; |
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238 | } |
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239 | |
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240 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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241 | |
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242 | G4double G4EmCalculator::GetRangeFromRestricteDEDX(G4double kinEnergy, |
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243 | const G4String& particle, |
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244 | const G4String& material, |
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245 | const G4String& reg) |
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246 | { |
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247 | return GetRangeFromRestricteDEDX(kinEnergy,FindParticle(particle), |
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248 | FindMaterial(material),FindRegion(reg)); |
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249 | } |
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250 | |
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251 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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252 | |
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253 | G4double G4EmCalculator::GetCSDARange(G4double kinEnergy, |
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254 | const G4String& particle, |
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255 | const G4String& material, |
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256 | const G4String& reg) |
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257 | { |
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258 | return GetCSDARange(kinEnergy,FindParticle(particle), |
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259 | FindMaterial(material),FindRegion(reg)); |
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260 | } |
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261 | |
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262 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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263 | |
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264 | G4double G4EmCalculator::GetRange(G4double kinEnergy, |
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265 | const G4String& particle, |
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266 | const G4String& material, |
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267 | const G4String& reg) |
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268 | { |
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269 | return GetRange(kinEnergy,FindParticle(particle), |
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270 | FindMaterial(material),FindRegion(reg)); |
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271 | } |
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272 | |
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273 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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274 | |
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275 | G4double G4EmCalculator::GetKinEnergy(G4double range, |
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276 | const G4ParticleDefinition* p, |
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277 | const G4Material* mat, |
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278 | const G4Region* region) |
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279 | { |
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280 | G4double res = 0.0; |
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281 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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282 | if(couple && UpdateParticle(p, 1.0*GeV)) { |
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283 | res = manager->GetEnergy(p, range, couple); |
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284 | if(verbose>0) { |
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285 | G4cout << "G4EmCalculator::GetKinEnergy: Range(mm)= " << range/mm |
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286 | << " KinE(MeV)= " << res/MeV |
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287 | << " " << p->GetParticleName() |
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288 | << " in " << mat->GetName() |
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289 | << G4endl; |
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290 | } |
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291 | } |
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292 | return res; |
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293 | } |
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294 | |
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295 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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296 | |
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297 | G4double G4EmCalculator::GetKinEnergy(G4double range, const G4String& particle, |
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298 | const G4String& material, const G4String& reg) |
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299 | { |
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300 | return GetKinEnergy(range,FindParticle(particle), |
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301 | FindMaterial(material),FindRegion(reg)); |
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302 | } |
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303 | |
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304 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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305 | |
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306 | G4double G4EmCalculator::GetCrossSectionPerVolume(G4double kinEnergy, |
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307 | const G4ParticleDefinition* p, |
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308 | const G4String& processName, |
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309 | const G4Material* mat, |
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310 | const G4Region* region) |
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311 | { |
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312 | G4double res = 0.0; |
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313 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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314 | |
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315 | if(couple && UpdateParticle(p, kinEnergy)) { |
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316 | G4int idx = couple->GetIndex(); |
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317 | FindLambdaTable(p, processName); |
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318 | |
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319 | if(currentLambda) { |
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320 | G4double e = kinEnergy*massRatio; |
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321 | res = (((*currentLambda)[idx])->Value(e))*chargeSquare; |
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322 | if(verbose>0) { |
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323 | G4cout << "G4EmCalculator::GetXSPerVolume: E(MeV)= " << kinEnergy/MeV |
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324 | << " cross(cm-1)= " << res*cm |
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325 | << " " << p->GetParticleName() |
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326 | << " in " << mat->GetName(); |
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327 | if(verbose>1) |
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328 | G4cout << " idx= " << idx << " Escaled((MeV)= " << e |
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329 | << " q2= " << chargeSquare; |
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330 | G4cout << G4endl; |
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331 | } |
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332 | } |
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333 | } |
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334 | return res; |
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335 | } |
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336 | |
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337 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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338 | |
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339 | G4double G4EmCalculator::GetCrossSectionPerVolume(G4double kinEnergy, |
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340 | const G4String& particle, |
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341 | const G4String& processName, |
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342 | const G4String& material, |
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343 | const G4String& reg) |
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344 | { |
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345 | return GetCrossSectionPerVolume(kinEnergy,FindParticle(particle),processName, |
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346 | FindMaterial(material),FindRegion(reg)); |
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347 | } |
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348 | |
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349 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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350 | |
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351 | G4double G4EmCalculator::GetMeanFreePath(G4double kinEnergy, |
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352 | const G4ParticleDefinition* p, |
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353 | const G4String& processName, |
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354 | const G4Material* mat, |
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355 | const G4Region* region) |
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356 | { |
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357 | G4double res = DBL_MAX; |
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358 | G4double x = GetCrossSectionPerVolume(kinEnergy,p, processName, mat,region); |
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359 | if(x > 0.0) { res = 1.0/x; } |
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360 | if(verbose>1) { |
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361 | G4cout << "G4EmCalculator::GetMeanFreePath: E(MeV)= " << kinEnergy/MeV |
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362 | << " MFP(mm)= " << res/mm |
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363 | << " " << p->GetParticleName() |
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364 | << " in " << mat->GetName() |
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365 | << G4endl; |
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366 | } |
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367 | return res; |
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368 | } |
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369 | |
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370 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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371 | |
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372 | G4double G4EmCalculator::GetMeanFreePath(G4double kinEnergy, |
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373 | const G4String& particle, |
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374 | const G4String& processName, |
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375 | const G4String& material, |
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376 | const G4String& reg) |
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377 | { |
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378 | return GetMeanFreePath(kinEnergy,FindParticle(particle),processName, |
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379 | FindMaterial(material),FindRegion(reg)); |
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380 | } |
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381 | |
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382 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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383 | |
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384 | void G4EmCalculator::PrintDEDXTable(const G4ParticleDefinition* p) |
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385 | { |
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386 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
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387 | G4cout << "##### DEDX Table for " << p->GetParticleName() << G4endl; |
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388 | if(elp) G4cout << *(elp->DEDXTable()) << G4endl; |
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389 | } |
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390 | |
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391 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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392 | |
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393 | void G4EmCalculator::PrintRangeTable(const G4ParticleDefinition* p) |
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394 | { |
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395 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
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396 | G4cout << "##### Range Table for " << p->GetParticleName() << G4endl; |
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397 | if(elp) G4cout << *(elp->RangeTableForLoss()) << G4endl; |
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398 | } |
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399 | |
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400 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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401 | |
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402 | void G4EmCalculator::PrintInverseRangeTable(const G4ParticleDefinition* p) |
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403 | { |
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404 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
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405 | G4cout << "### G4EmCalculator: Inverse Range Table for " |
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406 | << p->GetParticleName() << G4endl; |
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407 | if(elp) G4cout << *(elp->InverseRangeTable()) << G4endl; |
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408 | } |
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409 | |
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410 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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411 | |
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412 | G4double G4EmCalculator::ComputeDEDX(G4double kinEnergy, |
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413 | const G4ParticleDefinition* p, |
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414 | const G4String& processName, |
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415 | const G4Material* mat, |
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416 | G4double cut) |
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417 | { |
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418 | currentMaterial = mat; |
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419 | currentMaterialName = mat->GetName(); |
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420 | G4double res = 0.0; |
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421 | if(verbose > 1) { |
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422 | G4cout << "### G4EmCalculator::ComputeDEDX: " << p->GetParticleName() |
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423 | << " in " << currentMaterialName |
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424 | << " e(MeV)= " << kinEnergy/MeV << " cut(MeV)= " << cut/MeV |
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425 | << G4endl; |
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426 | } |
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427 | if(UpdateParticle(p, kinEnergy)) { |
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428 | if(FindEmModel(p, processName, kinEnergy)) { |
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429 | G4double escaled = kinEnergy*massRatio; |
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430 | if(baseParticle) { |
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431 | res = currentModel->ComputeDEDXPerVolume( |
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432 | mat, baseParticle, escaled, cut) * chargeSquare; |
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433 | if(verbose > 1) { |
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434 | G4cout << baseParticle->GetParticleName() |
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435 | << " Escaled(MeV)= " << escaled; |
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436 | } |
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437 | } else { |
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438 | res = currentModel->ComputeDEDXPerVolume(mat, p, kinEnergy, cut); |
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439 | if(verbose > 1) G4cout << " no basePart E(MeV)= " << kinEnergy; |
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440 | } |
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441 | if(verbose > 1) { |
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442 | G4cout << " DEDX(MeV/mm)= " << res*mm/MeV |
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443 | << " DEDX(MeV*cm^2/g)= " |
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444 | << res*gram/(MeV*cm2*mat->GetDensity()) |
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445 | << G4endl; |
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446 | } |
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447 | |
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448 | // emulate smoothing procedure |
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449 | G4double eth = currentModel->LowEnergyLimit(); |
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450 | // G4cout << "massRatio= " << massRatio << " eth= " << eth << G4endl; |
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451 | if(loweModel) { |
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452 | G4double res0 = 0.0; |
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453 | G4double res1 = 0.0; |
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454 | if(baseParticle) { |
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455 | res1 = currentModel->ComputeDEDXPerVolume(mat, baseParticle, eth, cut) |
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456 | * chargeSquare; |
---|
457 | res0 = loweModel->ComputeDEDXPerVolume(mat, baseParticle, eth, cut) |
---|
458 | * chargeSquare; |
---|
459 | } else { |
---|
460 | res1 = currentModel->ComputeDEDXPerVolume(mat, p, eth, cut); |
---|
461 | res0 = loweModel->ComputeDEDXPerVolume(mat, p, eth, cut); |
---|
462 | } |
---|
463 | if(verbose > 1) { |
---|
464 | G4cout << "At boundary energy(MeV)= " << eth/MeV |
---|
465 | << " DEDX(MeV/mm)= " << res1*mm/MeV |
---|
466 | << G4endl; |
---|
467 | } |
---|
468 | /* |
---|
469 | G4cout << "eth= " << eth << " escaled= " << escaled |
---|
470 | << " res0= " << res0 << " res1= " |
---|
471 | << res1 << " q2= " << chargeSquare << G4endl; |
---|
472 | */ |
---|
473 | res += (res0 - res1)*eth/escaled; |
---|
474 | } |
---|
475 | |
---|
476 | // low energy correction for ions |
---|
477 | if(isIon) { |
---|
478 | G4double length = CLHEP::nm; |
---|
479 | const G4Region* r = 0; |
---|
480 | const G4MaterialCutsCouple* couple = FindCouple(mat, r); |
---|
481 | G4double eloss = res*length; |
---|
482 | G4double niel = 0.0; |
---|
483 | dynParticle.SetKineticEnergy(kinEnergy); |
---|
484 | currentModel->GetChargeSquareRatio(p, mat, kinEnergy); |
---|
485 | currentModel->CorrectionsAlongStep(couple,&dynParticle,eloss,niel,length); |
---|
486 | res = eloss/length; |
---|
487 | |
---|
488 | if(verbose > 1) { |
---|
489 | G4cout << "After Corrections: DEDX(MeV/mm)= " << res*mm/MeV |
---|
490 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
491 | << G4endl; |
---|
492 | } |
---|
493 | } |
---|
494 | } |
---|
495 | |
---|
496 | if(verbose > 0) { |
---|
497 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
498 | << " DEDX(MeV/mm)= " << res*mm/MeV |
---|
499 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
500 | << " cut(MeV)= " << cut/MeV |
---|
501 | << " " << p->GetParticleName() |
---|
502 | << " in " << currentMaterialName |
---|
503 | << " Zi^2= " << chargeSquare |
---|
504 | << " isIon=" << isIon |
---|
505 | << G4endl; |
---|
506 | } |
---|
507 | } |
---|
508 | return res; |
---|
509 | } |
---|
510 | |
---|
511 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
512 | |
---|
513 | G4double G4EmCalculator::ComputeElectronicDEDX(G4double kinEnergy, |
---|
514 | const G4ParticleDefinition* part, |
---|
515 | const G4Material* mat, |
---|
516 | G4double cut) |
---|
517 | { |
---|
518 | currentMaterial = mat; |
---|
519 | currentMaterialName = mat->GetName(); |
---|
520 | G4double dedx = 0.0; |
---|
521 | if(UpdateParticle(part, kinEnergy)) { |
---|
522 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
523 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
524 | lManager->GetEnergyLossProcessVector(); |
---|
525 | G4int n = vel.size(); |
---|
526 | for(G4int i=0; i<n; ++i) { |
---|
527 | const G4ParticleDefinition* p = (vel[i])->Particle(); |
---|
528 | if((!isIon && p == part) || (isIon && p == theGenericIon)) { |
---|
529 | dedx += ComputeDEDX(kinEnergy,part,(vel[i])->GetProcessName(),mat,cut); |
---|
530 | } |
---|
531 | } |
---|
532 | } |
---|
533 | return dedx; |
---|
534 | } |
---|
535 | |
---|
536 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
537 | |
---|
538 | G4double G4EmCalculator::ComputeElectronicDEDX(G4double kinEnergy, const G4String& part, |
---|
539 | const G4String& mat, G4double cut) |
---|
540 | { |
---|
541 | return ComputeElectronicDEDX(kinEnergy,FindParticle(part),FindMaterial(mat),cut); |
---|
542 | } |
---|
543 | |
---|
544 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
545 | |
---|
546 | G4double G4EmCalculator::ComputeTotalDEDX(G4double kinEnergy, |
---|
547 | const G4ParticleDefinition* part, |
---|
548 | const G4Material* mat, |
---|
549 | G4double cut) |
---|
550 | { |
---|
551 | G4double dedx = ComputeElectronicDEDX(kinEnergy,part,mat,cut); |
---|
552 | if(mass > 700.*MeV) dedx += ComputeNuclearDEDX(kinEnergy,part,mat); |
---|
553 | return dedx; |
---|
554 | } |
---|
555 | |
---|
556 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
557 | |
---|
558 | G4double G4EmCalculator::ComputeTotalDEDX(G4double kinEnergy, |
---|
559 | const G4String& part, |
---|
560 | const G4String& mat, |
---|
561 | G4double cut) |
---|
562 | { |
---|
563 | return ComputeTotalDEDX(kinEnergy,FindParticle(part),FindMaterial(mat),cut); |
---|
564 | } |
---|
565 | |
---|
566 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
567 | |
---|
568 | G4double G4EmCalculator::ComputeDEDX(G4double kinEnergy, |
---|
569 | const G4String& particle, |
---|
570 | const G4String& processName, |
---|
571 | const G4String& material, |
---|
572 | G4double cut) |
---|
573 | { |
---|
574 | return ComputeDEDX(kinEnergy,FindParticle(particle),processName, |
---|
575 | FindMaterial(material),cut); |
---|
576 | } |
---|
577 | |
---|
578 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
579 | |
---|
580 | G4double G4EmCalculator::ComputeNuclearDEDX(G4double kinEnergy, |
---|
581 | const G4ParticleDefinition* p, |
---|
582 | const G4Material* mat) |
---|
583 | { |
---|
584 | |
---|
585 | G4double res = corr->NuclearDEDX(p, mat, kinEnergy, false); |
---|
586 | |
---|
587 | if(verbose > 1) { |
---|
588 | G4cout << p->GetParticleName() << " E(MeV)= " << kinEnergy/MeV |
---|
589 | << " NuclearDEDX(MeV/mm)= " << res*mm/MeV |
---|
590 | << " NuclearDEDX(MeV*cm^2/g)= " |
---|
591 | << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
592 | << G4endl; |
---|
593 | } |
---|
594 | return res; |
---|
595 | } |
---|
596 | |
---|
597 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
598 | |
---|
599 | G4double G4EmCalculator::ComputeNuclearDEDX(G4double kinEnergy, |
---|
600 | const G4String& particle, |
---|
601 | const G4String& material) |
---|
602 | { |
---|
603 | return ComputeNuclearDEDX(kinEnergy,FindParticle(particle), |
---|
604 | FindMaterial(material)); |
---|
605 | } |
---|
606 | |
---|
607 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
608 | |
---|
609 | G4double G4EmCalculator::ComputeCrossSectionPerVolume( |
---|
610 | G4double kinEnergy, |
---|
611 | const G4ParticleDefinition* p, |
---|
612 | const G4String& processName, |
---|
613 | const G4Material* mat, |
---|
614 | G4double cut) |
---|
615 | { |
---|
616 | currentMaterial = mat; |
---|
617 | currentMaterialName = mat->GetName(); |
---|
618 | G4double res = 0.0; |
---|
619 | if(UpdateParticle(p, kinEnergy)) { |
---|
620 | if(FindEmModel(p, processName, kinEnergy)) { |
---|
621 | G4double e = kinEnergy; |
---|
622 | if(baseParticle) { |
---|
623 | e *= kinEnergy*massRatio; |
---|
624 | res = currentModel->CrossSectionPerVolume( |
---|
625 | mat, baseParticle, e, cut, e) * chargeSquare; |
---|
626 | } else { |
---|
627 | res = currentModel->CrossSectionPerVolume(mat, p, e, cut, e); |
---|
628 | } |
---|
629 | if(verbose>0) { |
---|
630 | G4cout << "G4EmCalculator::ComputeXSPerVolume: E(MeV)= " << kinEnergy/MeV |
---|
631 | << " cross(cm-1)= " << res*cm |
---|
632 | << " cut(keV)= " << cut/keV |
---|
633 | << " " << p->GetParticleName() |
---|
634 | << " in " << mat->GetName() |
---|
635 | << G4endl; |
---|
636 | } |
---|
637 | } |
---|
638 | } |
---|
639 | return res; |
---|
640 | } |
---|
641 | |
---|
642 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
643 | |
---|
644 | G4double G4EmCalculator::ComputeCrossSectionPerVolume( |
---|
645 | G4double kinEnergy, |
---|
646 | const G4String& particle, |
---|
647 | const G4String& processName, |
---|
648 | const G4String& material, |
---|
649 | G4double cut) |
---|
650 | { |
---|
651 | return ComputeCrossSectionPerVolume(kinEnergy,FindParticle(particle), |
---|
652 | processName, |
---|
653 | FindMaterial(material),cut); |
---|
654 | } |
---|
655 | |
---|
656 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
657 | |
---|
658 | G4double G4EmCalculator::ComputeCrossSectionPerAtom( |
---|
659 | G4double kinEnergy, |
---|
660 | const G4ParticleDefinition* p, |
---|
661 | const G4String& processName, |
---|
662 | G4double Z, G4double A, |
---|
663 | G4double cut) |
---|
664 | { |
---|
665 | G4double res = 0.0; |
---|
666 | if(UpdateParticle(p, kinEnergy)) { |
---|
667 | if(FindEmModel(p, processName, kinEnergy)) { |
---|
668 | G4double e = kinEnergy; |
---|
669 | if(baseParticle) { |
---|
670 | e *= kinEnergy*massRatio; |
---|
671 | res = currentModel->ComputeCrossSectionPerAtom( |
---|
672 | baseParticle, e, Z, A, cut) * chargeSquare; |
---|
673 | } else { |
---|
674 | res = currentModel->ComputeCrossSectionPerAtom(p, e, Z, A, cut); |
---|
675 | } |
---|
676 | if(verbose>0) { |
---|
677 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
678 | << " cross(barn)= " << res/barn |
---|
679 | << " " << p->GetParticleName() |
---|
680 | << " Z= " << Z << " A= " << A/(g/mole) << " g/mole" |
---|
681 | << G4endl; |
---|
682 | } |
---|
683 | } |
---|
684 | } |
---|
685 | return res; |
---|
686 | } |
---|
687 | |
---|
688 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
689 | |
---|
690 | G4double G4EmCalculator::ComputeCrossSectionPerAtom(G4double kinEnergy, |
---|
691 | const G4String& particle, |
---|
692 | const G4String& processName, |
---|
693 | const G4Element* elm, |
---|
694 | G4double cut) |
---|
695 | { |
---|
696 | return ComputeCrossSectionPerAtom(kinEnergy,FindParticle(particle), |
---|
697 | processName, |
---|
698 | elm->GetZ(),elm->GetN(),cut); |
---|
699 | } |
---|
700 | |
---|
701 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
702 | |
---|
703 | G4double G4EmCalculator::ComputeMeanFreePath(G4double kinEnergy, |
---|
704 | const G4ParticleDefinition* p, |
---|
705 | const G4String& processName, |
---|
706 | const G4Material* mat, |
---|
707 | G4double cut) |
---|
708 | { |
---|
709 | G4double mfp = DBL_MAX; |
---|
710 | G4double x = ComputeCrossSectionPerVolume(kinEnergy, p, processName, mat, cut); |
---|
711 | if(x > 0.0) mfp = 1.0/x; |
---|
712 | if(verbose>1) { |
---|
713 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
714 | << " MFP(mm)= " << mfp/mm |
---|
715 | << " " << p->GetParticleName() |
---|
716 | << " in " << mat->GetName() |
---|
717 | << G4endl; |
---|
718 | } |
---|
719 | return mfp; |
---|
720 | } |
---|
721 | |
---|
722 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
723 | |
---|
724 | G4double G4EmCalculator::ComputeMeanFreePath(G4double kinEnergy, |
---|
725 | const G4String& particle, |
---|
726 | const G4String& processName, |
---|
727 | const G4String& material, |
---|
728 | G4double cut) |
---|
729 | { |
---|
730 | return ComputeMeanFreePath(kinEnergy,FindParticle(particle),processName, |
---|
731 | FindMaterial(material),cut); |
---|
732 | } |
---|
733 | |
---|
734 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
735 | |
---|
736 | G4double G4EmCalculator::ComputeEnergyCutFromRangeCut( |
---|
737 | G4double range, |
---|
738 | const G4ParticleDefinition* part, |
---|
739 | const G4Material* mat) |
---|
740 | { |
---|
741 | return G4ProductionCutsTable::GetProductionCutsTable()-> |
---|
742 | ConvertRangeToEnergy(part, mat, range); |
---|
743 | } |
---|
744 | |
---|
745 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
746 | |
---|
747 | G4double G4EmCalculator::ComputeEnergyCutFromRangeCut( |
---|
748 | G4double range, |
---|
749 | const G4String& particle, |
---|
750 | const G4String& material) |
---|
751 | { |
---|
752 | return ComputeEnergyCutFromRangeCut(range,FindParticle(particle), |
---|
753 | FindMaterial(material)); |
---|
754 | } |
---|
755 | |
---|
756 | |
---|
757 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
758 | |
---|
759 | G4bool G4EmCalculator::UpdateParticle(const G4ParticleDefinition* p, |
---|
760 | G4double kinEnergy) |
---|
761 | { |
---|
762 | if(p != currentParticle) { |
---|
763 | |
---|
764 | // new particle |
---|
765 | currentParticle = p; |
---|
766 | dynParticle.SetDefinition(const_cast<G4ParticleDefinition*>(p)); |
---|
767 | dynParticle.SetKineticEnergy(kinEnergy); |
---|
768 | baseParticle = 0; |
---|
769 | currentParticleName = p->GetParticleName(); |
---|
770 | massRatio = 1.0; |
---|
771 | mass = p->GetPDGMass(); |
---|
772 | chargeSquare = 1.0; |
---|
773 | currentProcess = FindEnergyLossProcess(p); |
---|
774 | currentProcessName = ""; |
---|
775 | isIon = false; |
---|
776 | |
---|
777 | // ionisation process exist |
---|
778 | if(currentProcess) { |
---|
779 | currentProcessName = currentProcess->GetProcessName(); |
---|
780 | baseParticle = currentProcess->BaseParticle(); |
---|
781 | |
---|
782 | // base particle is used |
---|
783 | if(baseParticle) { |
---|
784 | massRatio = baseParticle->GetPDGMass()/p->GetPDGMass(); |
---|
785 | G4double q = p->GetPDGCharge()/baseParticle->GetPDGCharge(); |
---|
786 | chargeSquare = q*q; |
---|
787 | } |
---|
788 | |
---|
789 | if(p->GetParticleType() == "nucleus" |
---|
790 | && currentParticleName != "deuteron" |
---|
791 | && currentParticleName != "triton" |
---|
792 | && currentParticleName != "alpha+" |
---|
793 | && currentParticleName != "helium" |
---|
794 | && currentParticleName != "hydrogen" |
---|
795 | ) { |
---|
796 | isIon = true; |
---|
797 | massRatio = theGenericIon->GetPDGMass()/p->GetPDGMass(); |
---|
798 | baseParticle = theGenericIon; |
---|
799 | // G4cout << p->GetParticleName() |
---|
800 | // << " in " << currentMaterial->GetName() |
---|
801 | // << " e= " << kinEnergy << G4endl; |
---|
802 | } |
---|
803 | } |
---|
804 | } |
---|
805 | |
---|
806 | // Effective charge for ions |
---|
807 | if(isIon) { |
---|
808 | chargeSquare = |
---|
809 | corr->EffectiveChargeSquareRatio(p, currentMaterial, kinEnergy) |
---|
810 | * corr->EffectiveChargeCorrection(p,currentMaterial,kinEnergy); |
---|
811 | if(currentProcess) { |
---|
812 | currentProcess->SetDynamicMassCharge(massRatio,chargeSquare); |
---|
813 | //G4cout << "NewP: massR= " << massRatio << " q2= " << chargeSquare << G4endl; |
---|
814 | } |
---|
815 | } |
---|
816 | return true; |
---|
817 | } |
---|
818 | |
---|
819 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
820 | |
---|
821 | const G4ParticleDefinition* G4EmCalculator::FindParticle(const G4String& name) |
---|
822 | { |
---|
823 | const G4ParticleDefinition* p = 0; |
---|
824 | if(name != currentParticleName) { |
---|
825 | p = G4ParticleTable::GetParticleTable()->FindParticle(name); |
---|
826 | if(!p) { |
---|
827 | G4cout << "### WARNING: G4EmCalculator::FindParticle fails to find " |
---|
828 | << name << G4endl; |
---|
829 | } |
---|
830 | } else { |
---|
831 | p = currentParticle; |
---|
832 | } |
---|
833 | return p; |
---|
834 | } |
---|
835 | |
---|
836 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
837 | |
---|
838 | const G4ParticleDefinition* G4EmCalculator::FindIon(G4int Z, G4int A) |
---|
839 | { |
---|
840 | const G4ParticleDefinition* p = |
---|
841 | G4ParticleTable::GetParticleTable()->FindIon(Z,A,0,Z); |
---|
842 | return p; |
---|
843 | } |
---|
844 | |
---|
845 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
846 | |
---|
847 | const G4Material* G4EmCalculator::FindMaterial(const G4String& name) |
---|
848 | { |
---|
849 | if(name != currentMaterialName) { |
---|
850 | currentMaterial = G4Material::GetMaterial(name); |
---|
851 | currentMaterialName = name; |
---|
852 | if(!currentMaterial) |
---|
853 | G4cout << "### WARNING: G4EmCalculator::FindMaterial fails to find " |
---|
854 | << name << G4endl; |
---|
855 | } |
---|
856 | return currentMaterial; |
---|
857 | } |
---|
858 | |
---|
859 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
860 | |
---|
861 | const G4Region* G4EmCalculator::FindRegion(const G4String& reg) |
---|
862 | { |
---|
863 | const G4Region* r = 0; |
---|
864 | if(reg != "" || reg != "world") |
---|
865 | r = G4RegionStore::GetInstance()->GetRegion(reg); |
---|
866 | else |
---|
867 | r = G4RegionStore::GetInstance()->GetRegion("DefaultRegionForTheWorld"); |
---|
868 | return r; |
---|
869 | } |
---|
870 | |
---|
871 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
872 | |
---|
873 | const G4MaterialCutsCouple* G4EmCalculator::FindCouple( |
---|
874 | const G4Material* material, |
---|
875 | const G4Region* region) |
---|
876 | { |
---|
877 | if(!material) return 0; |
---|
878 | currentMaterial = material; |
---|
879 | currentMaterialName = material->GetName(); |
---|
880 | // Access to materials |
---|
881 | const G4ProductionCutsTable* theCoupleTable= |
---|
882 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
883 | const G4Region* r = region; |
---|
884 | if(!r) |
---|
885 | r = G4RegionStore::GetInstance()->GetRegion("DefaultRegionForTheWorld"); |
---|
886 | |
---|
887 | return theCoupleTable->GetMaterialCutsCouple(material,r->GetProductionCuts()); |
---|
888 | |
---|
889 | } |
---|
890 | |
---|
891 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
892 | |
---|
893 | G4bool G4EmCalculator::UpdateCouple(const G4Material* material, G4double cut) |
---|
894 | { |
---|
895 | if(!material) return false; |
---|
896 | currentMaterial = material; |
---|
897 | currentMaterialName = material->GetName(); |
---|
898 | for (G4int i=0; i<nLocalMaterials; ++i) { |
---|
899 | if(material == localMaterials[i] && cut == localCuts[i]) { |
---|
900 | currentCouple = localCouples[i]; |
---|
901 | currentCoupleIndex = currentCouple->GetIndex(); |
---|
902 | currentCut = cut; |
---|
903 | return true; |
---|
904 | } |
---|
905 | } |
---|
906 | const G4MaterialCutsCouple* cc = new G4MaterialCutsCouple(material); |
---|
907 | localMaterials.push_back(material); |
---|
908 | localCouples.push_back(cc); |
---|
909 | localCuts.push_back(cut); |
---|
910 | nLocalMaterials++; |
---|
911 | currentCouple = cc; |
---|
912 | currentCoupleIndex = currentCouple->GetIndex(); |
---|
913 | currentCut = cut; |
---|
914 | return true; |
---|
915 | } |
---|
916 | |
---|
917 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
918 | |
---|
919 | void G4EmCalculator::FindLambdaTable(const G4ParticleDefinition* p, |
---|
920 | const G4String& processName) |
---|
921 | { |
---|
922 | // Search for the process |
---|
923 | if (!currentLambda || p != lambdaParticle || processName != lambdaName) { |
---|
924 | lambdaName = processName; |
---|
925 | currentLambda = 0; |
---|
926 | lambdaParticle = p; |
---|
927 | |
---|
928 | G4String partname = p->GetParticleName(); |
---|
929 | const G4ParticleDefinition* part = p; |
---|
930 | if(isIon) { part = theGenericIon; } |
---|
931 | |
---|
932 | // energy loss process |
---|
933 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
934 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
935 | lManager->GetEnergyLossProcessVector(); |
---|
936 | G4int n = vel.size(); |
---|
937 | for(G4int i=0; i<n; ++i) { |
---|
938 | if((vel[i])->GetProcessName() == lambdaName && |
---|
939 | (vel[i])->Particle() == part) |
---|
940 | { |
---|
941 | currentLambda = (vel[i])->LambdaTable(); |
---|
942 | isApplicable = true; |
---|
943 | if(verbose>1) { |
---|
944 | G4cout << "G4VEnergyLossProcess is found out: " |
---|
945 | << currentName << G4endl; |
---|
946 | } |
---|
947 | return; |
---|
948 | } |
---|
949 | } |
---|
950 | |
---|
951 | // discrete process |
---|
952 | if(!currentLambda) { |
---|
953 | const std::vector<G4VEmProcess*> vem = lManager->GetEmProcessVector(); |
---|
954 | G4int n = vem.size(); |
---|
955 | for(G4int i=0; i<n; ++i) { |
---|
956 | if((vem[i])->GetProcessName() == lambdaName && |
---|
957 | (vem[i])->Particle() == part) |
---|
958 | { |
---|
959 | currentLambda = (vem[i])->LambdaTable(); |
---|
960 | isApplicable = true; |
---|
961 | if(verbose>1) { |
---|
962 | G4cout << "G4VEmProcess is found out: " |
---|
963 | << currentName << G4endl; |
---|
964 | } |
---|
965 | return; |
---|
966 | } |
---|
967 | } |
---|
968 | } |
---|
969 | |
---|
970 | // msc process |
---|
971 | if(!currentLambda) { |
---|
972 | const std::vector<G4VMultipleScattering*> vmsc = |
---|
973 | lManager->GetMultipleScatteringVector(); |
---|
974 | G4int n = vmsc.size(); |
---|
975 | for(G4int i=0; i<n; ++i) { |
---|
976 | if((vmsc[i])->GetProcessName() == lambdaName && |
---|
977 | (vmsc[i])->Particle() == part) |
---|
978 | { |
---|
979 | currentLambda = (vmsc[i])->LambdaTable(); |
---|
980 | isApplicable = true; |
---|
981 | if(verbose>1) { |
---|
982 | G4cout << "G4VMultipleScattering is found out: " |
---|
983 | << currentName << G4endl; |
---|
984 | } |
---|
985 | return; |
---|
986 | } |
---|
987 | } |
---|
988 | } |
---|
989 | } |
---|
990 | } |
---|
991 | |
---|
992 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
993 | |
---|
994 | G4bool G4EmCalculator::FindEmModel(const G4ParticleDefinition* p, |
---|
995 | const G4String& processName, |
---|
996 | G4double kinEnergy) |
---|
997 | { |
---|
998 | isApplicable = false; |
---|
999 | if(!p) { |
---|
1000 | G4cout << "G4EmCalculator::FindEmModel WARNING: no particle defined" |
---|
1001 | << G4endl; |
---|
1002 | return isApplicable; |
---|
1003 | } |
---|
1004 | G4String partname = p->GetParticleName(); |
---|
1005 | const G4ParticleDefinition* part = p; |
---|
1006 | G4double scaledEnergy = kinEnergy*massRatio; |
---|
1007 | if(isIon) { part = theGenericIon; } |
---|
1008 | |
---|
1009 | if(verbose > 1) { |
---|
1010 | G4cout << "G4EmCalculator::FindEmModel for " << partname |
---|
1011 | << " (type= " << p->GetParticleType() |
---|
1012 | << ") and " << processName << " at E(MeV)= " << scaledEnergy; |
---|
1013 | if(p != part) G4cout << " GenericIon is the base particle"; |
---|
1014 | G4cout << G4endl; |
---|
1015 | } |
---|
1016 | |
---|
1017 | // Search for energy loss process |
---|
1018 | currentName = processName; |
---|
1019 | currentModel = 0; |
---|
1020 | loweModel = 0; |
---|
1021 | size_t idx = 0; |
---|
1022 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
1023 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
1024 | lManager->GetEnergyLossProcessVector(); |
---|
1025 | G4int n = vel.size(); |
---|
1026 | G4VEnergyLossProcess* elproc = 0; |
---|
1027 | for(G4int i=0; i<n; ++i) { |
---|
1028 | // G4cout << "i= " << i << " part= " |
---|
1029 | // << (vel[i])->Particle()->GetParticleName() |
---|
1030 | // << " proc= " << (vel[i])->GetProcessName() << G4endl; |
---|
1031 | if((vel[i])->GetProcessName() == currentName) { |
---|
1032 | if(baseParticle) { |
---|
1033 | if((vel[i])->Particle() == baseParticle) { |
---|
1034 | elproc = vel[i]; |
---|
1035 | break; |
---|
1036 | } |
---|
1037 | } else { |
---|
1038 | if((vel[i])->Particle() == part) { |
---|
1039 | elproc = vel[i]; |
---|
1040 | break; |
---|
1041 | } |
---|
1042 | } |
---|
1043 | } |
---|
1044 | } |
---|
1045 | if(elproc) { |
---|
1046 | currentModel = elproc->SelectModelForMaterial(scaledEnergy, idx); |
---|
1047 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1048 | if(eth > 0.0) { |
---|
1049 | loweModel = elproc->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1050 | } |
---|
1051 | } |
---|
1052 | |
---|
1053 | // Search for discrete process |
---|
1054 | if(!currentModel) { |
---|
1055 | const std::vector<G4VEmProcess*> vem = lManager->GetEmProcessVector(); |
---|
1056 | G4int n = vem.size(); |
---|
1057 | for(G4int i=0; i<n; ++i) { |
---|
1058 | if((vem[i])->GetProcessName() == currentName && |
---|
1059 | (vem[i])->Particle() == part) |
---|
1060 | { |
---|
1061 | currentModel = (vem[i])->SelectModelForMaterial(kinEnergy, idx); |
---|
1062 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1063 | if(eth > 0.0) { |
---|
1064 | loweModel = (vem[i])->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1065 | } |
---|
1066 | break; |
---|
1067 | } |
---|
1068 | } |
---|
1069 | } |
---|
1070 | |
---|
1071 | // Search for msc process |
---|
1072 | if(!currentModel) { |
---|
1073 | const std::vector<G4VMultipleScattering*> vmsc = |
---|
1074 | lManager->GetMultipleScatteringVector(); |
---|
1075 | G4int n = vmsc.size(); |
---|
1076 | for(G4int i=0; i<n; ++i) { |
---|
1077 | if((vmsc[i])->GetProcessName() == currentName && |
---|
1078 | (vmsc[i])->Particle() == part) |
---|
1079 | { |
---|
1080 | currentModel = (vmsc[i])->SelectModelForMaterial(kinEnergy, idx); |
---|
1081 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1082 | if(eth > 0.0) { |
---|
1083 | loweModel = (vmsc[i])->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1084 | } |
---|
1085 | break; |
---|
1086 | } |
---|
1087 | } |
---|
1088 | } |
---|
1089 | if(currentModel) { |
---|
1090 | if(loweModel == currentModel) { loweModel = 0; } |
---|
1091 | isApplicable = true; |
---|
1092 | if(verbose > 1) { |
---|
1093 | G4cout << "Model <" << currentModel->GetName() |
---|
1094 | << "> Emin(MeV)= " << currentModel->LowEnergyLimit()/MeV; |
---|
1095 | if(loweModel) { |
---|
1096 | G4cout << " LowEnergy model <" << loweModel->GetName() << ">"; |
---|
1097 | } |
---|
1098 | G4cout << G4endl; |
---|
1099 | } |
---|
1100 | } |
---|
1101 | return isApplicable; |
---|
1102 | } |
---|
1103 | |
---|
1104 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1105 | |
---|
1106 | G4VEnergyLossProcess* G4EmCalculator::FindEnergyLossProcess( |
---|
1107 | const G4ParticleDefinition* p) |
---|
1108 | { |
---|
1109 | G4VEnergyLossProcess* elp = 0; |
---|
1110 | G4String partname = p->GetParticleName(); |
---|
1111 | const G4ParticleDefinition* part = p; |
---|
1112 | |
---|
1113 | if(p->GetParticleType() == "nucleus" |
---|
1114 | && currentParticleName != "deuteron" |
---|
1115 | && currentParticleName != "triton" |
---|
1116 | && currentParticleName != "alpha+" |
---|
1117 | && currentParticleName != "helium" |
---|
1118 | && currentParticleName != "hydrogen" |
---|
1119 | ) { part = theGenericIon; } |
---|
1120 | |
---|
1121 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
1122 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
1123 | lManager->GetEnergyLossProcessVector(); |
---|
1124 | G4int n = vel.size(); |
---|
1125 | for(G4int i=0; i<n; ++i) { |
---|
1126 | if( (vel[i])->Particle() == part ) { |
---|
1127 | elp = vel[i]; |
---|
1128 | break; |
---|
1129 | } |
---|
1130 | } |
---|
1131 | return elp; |
---|
1132 | } |
---|
1133 | |
---|
1134 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1135 | |
---|
1136 | void G4EmCalculator::SetVerbose(G4int verb) |
---|
1137 | { |
---|
1138 | verbose = verb; |
---|
1139 | } |
---|
1140 | |
---|
1141 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1142 | |
---|