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 1.49 2009/11/22 17:58:39 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03 $ |
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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 | baseParticle = 0; |
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97 | currentLambda = 0; |
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98 | currentModel = 0; |
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99 | loweModel = 0; |
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100 | chargeSquare = 1.0; |
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101 | massRatio = 1.0; |
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102 | currentParticleName= ""; |
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103 | currentMaterialName= ""; |
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104 | theGenericIon = G4GenericIon::GenericIon(); |
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105 | ionEffCharge = new G4ionEffectiveCharge(); |
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106 | isIon = false; |
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107 | isApplicable = false; |
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108 | } |
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109 | |
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110 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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111 | |
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112 | G4EmCalculator::~G4EmCalculator() |
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113 | { |
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114 | delete ionEffCharge; |
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115 | for (G4int i=0; i<nLocalMaterials; i++) { |
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116 | delete localCouples[i]; |
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117 | } |
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118 | } |
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119 | |
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120 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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121 | |
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122 | G4double G4EmCalculator::GetDEDX(G4double kinEnergy, const G4ParticleDefinition* p, |
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123 | const G4Material* mat, const G4Region* region) |
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124 | { |
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125 | G4double res = 0.0; |
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126 | const G4MaterialCutsCouple* couple = FindCouple(mat, region); |
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127 | if(couple && UpdateParticle(p, kinEnergy) ) { |
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128 | res = manager->GetDEDX(p, kinEnergy, couple); |
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129 | |
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130 | if(isIon) { |
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131 | if(FindEmModel(p, currentProcessName, kinEnergy)) { |
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132 | G4double length = CLHEP::nm; |
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133 | G4double eloss = res*length; |
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134 | //G4cout << "### GetDEDX: E= " << kinEnergy << " dedx0= " << res |
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135 | // << " de= " << eloss << G4endl;; |
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136 | G4double niel = 0.0; |
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137 | dynParticle.SetKineticEnergy(kinEnergy); |
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138 | currentModel->GetChargeSquareRatio(p, mat, kinEnergy); |
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139 | currentModel->CorrectionsAlongStep(couple,&dynParticle,eloss,niel,length); |
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140 | res = eloss/length; |
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141 | //G4cout << " de1= " << eloss << " res1= " << res |
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142 | // << " " << p->GetParticleName() <<G4endl;; |
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143 | } |
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144 | } |
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145 | |
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146 | if(verbose>0) { |
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147 | G4cout << "G4EmCalculator::GetDEDX: E(MeV)= " << kinEnergy/MeV |
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148 | << " DEDX(MeV/mm)= " << res*mm/MeV |
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149 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
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150 | << " " << p->GetParticleName() |
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151 | << " in " << mat->GetName() |
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152 | << " isIon= " << isIon |
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153 | << G4endl; |
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154 | } |
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155 | } |
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156 | return res; |
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157 | } |
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158 | |
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159 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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160 | |
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161 | G4double G4EmCalculator::GetDEDX(G4double kinEnergy, const G4String& particle, |
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162 | const G4String& material, const G4String& reg) |
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163 | { |
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164 | return GetDEDX(kinEnergy,FindParticle(particle), |
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165 | FindMaterial(material),FindRegion(reg)); |
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166 | } |
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167 | |
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168 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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169 | |
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170 | G4double G4EmCalculator::GetRangeFromRestricteDEDX(G4double kinEnergy, |
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171 | const G4ParticleDefinition* p, |
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172 | const G4Material* mat, |
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173 | const G4Region* region) |
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174 | { |
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175 | G4double res = 0.0; |
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176 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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177 | if(couple && UpdateParticle(p, kinEnergy)) { |
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178 | res = manager->GetRangeFromRestricteDEDX(p, kinEnergy, couple); |
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179 | if(verbose>0) { |
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180 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
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181 | << " range(mm)= " << res/mm |
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182 | << " " << p->GetParticleName() |
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183 | << " in " << mat->GetName() |
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184 | << G4endl; |
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185 | } |
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186 | } |
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187 | return res; |
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188 | } |
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189 | |
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190 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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191 | |
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192 | G4double G4EmCalculator::GetCSDARange(G4double kinEnergy, |
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193 | const G4ParticleDefinition* p, |
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194 | const G4Material* mat, |
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195 | const G4Region* region) |
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196 | { |
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197 | G4double res = 0.0; |
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198 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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199 | if(couple && UpdateParticle(p, kinEnergy)) { |
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200 | res = manager->GetCSDARange(p, kinEnergy, couple); |
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201 | if(verbose>0) { |
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202 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
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203 | << " range(mm)= " << res/mm |
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204 | << " " << p->GetParticleName() |
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205 | << " in " << mat->GetName() |
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206 | << G4endl; |
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207 | } |
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208 | } |
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209 | return res; |
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210 | } |
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211 | |
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212 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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213 | |
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214 | G4double G4EmCalculator::GetRange(G4double kinEnergy, |
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215 | const G4ParticleDefinition* p, |
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216 | const G4Material* mat, |
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217 | const G4Region* region) |
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218 | { |
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219 | G4double res = 0.0; |
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220 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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221 | if(couple && UpdateParticle(p, kinEnergy)) { |
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222 | res = manager->GetRange(p, kinEnergy, couple); |
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223 | if(verbose>0) { |
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224 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
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225 | << " range(mm)= " << res/mm |
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226 | << " " << p->GetParticleName() |
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227 | << " in " << mat->GetName() |
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228 | << G4endl; |
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229 | } |
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230 | } |
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231 | return res; |
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232 | } |
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233 | |
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234 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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235 | |
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236 | G4double G4EmCalculator::GetRangeFromRestricteDEDX(G4double kinEnergy, |
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237 | const G4String& particle, |
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238 | const G4String& material, |
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239 | const G4String& reg) |
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240 | { |
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241 | return GetRangeFromRestricteDEDX(kinEnergy,FindParticle(particle), |
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242 | FindMaterial(material),FindRegion(reg)); |
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243 | } |
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244 | |
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245 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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246 | |
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247 | G4double G4EmCalculator::GetCSDARange(G4double kinEnergy, |
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248 | const G4String& particle, |
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249 | const G4String& material, |
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250 | const G4String& reg) |
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251 | { |
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252 | return GetCSDARange(kinEnergy,FindParticle(particle), |
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253 | FindMaterial(material),FindRegion(reg)); |
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254 | } |
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255 | |
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256 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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257 | |
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258 | G4double G4EmCalculator::GetRange(G4double kinEnergy, |
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259 | const G4String& particle, |
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260 | const G4String& material, |
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261 | const G4String& reg) |
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262 | { |
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263 | return GetRange(kinEnergy,FindParticle(particle), |
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264 | FindMaterial(material),FindRegion(reg)); |
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265 | } |
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266 | |
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267 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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268 | |
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269 | G4double G4EmCalculator::GetKinEnergy(G4double range, |
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270 | const G4ParticleDefinition* p, |
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271 | const G4Material* mat, |
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272 | const G4Region* region) |
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273 | { |
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274 | G4double res = 0.0; |
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275 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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276 | if(couple && UpdateParticle(p, 1.0*GeV)) { |
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277 | res = manager->GetEnergy(p, range, couple); |
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278 | if(verbose>0) { |
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279 | G4cout << "G4EmCalculator::GetKinEnergy: Range(mm)= " << range/mm |
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280 | << " KinE(MeV)= " << res/MeV |
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281 | << " " << p->GetParticleName() |
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282 | << " in " << mat->GetName() |
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283 | << G4endl; |
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284 | } |
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285 | } |
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286 | return res; |
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287 | } |
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288 | |
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289 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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290 | |
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291 | G4double G4EmCalculator::GetKinEnergy(G4double range, const G4String& particle, |
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292 | const G4String& material, const G4String& reg) |
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293 | { |
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294 | return GetKinEnergy(range,FindParticle(particle), |
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295 | FindMaterial(material),FindRegion(reg)); |
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296 | } |
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297 | |
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298 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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299 | |
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300 | G4double G4EmCalculator::GetCrossSectionPerVolume(G4double kinEnergy, |
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301 | const G4ParticleDefinition* p, |
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302 | const G4String& processName, |
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303 | const G4Material* mat, |
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304 | const G4Region* region) |
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305 | { |
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306 | G4double res = 0.0; |
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307 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
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308 | |
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309 | if(couple && UpdateParticle(p, kinEnergy)) { |
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310 | G4int idx = couple->GetIndex(); |
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311 | FindLambdaTable(p, processName); |
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312 | if(currentLambda) { |
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313 | G4double e = kinEnergy*massRatio; |
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314 | res = (((*currentLambda)[idx])->Value(e))*chargeSquare; |
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315 | if(verbose>0) { |
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316 | G4cout << "E(MeV)= " << kinEnergy/MeV |
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317 | << " cross(cm-1)= " << res*cm |
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318 | << " " << p->GetParticleName() |
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319 | << " in " << mat->GetName(); |
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320 | if(verbose>1) |
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321 | G4cout << " idx= " << idx << " e(MeV)= " << e |
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322 | << " q2= " << chargeSquare; |
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323 | G4cout << G4endl; |
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324 | } |
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325 | } |
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326 | } |
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327 | return res; |
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328 | } |
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329 | |
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330 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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331 | |
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332 | G4double G4EmCalculator::GetCrossSectionPerVolume(G4double kinEnergy, |
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333 | const G4String& particle, |
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334 | const G4String& processName, |
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335 | const G4String& material, |
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336 | const G4String& reg) |
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337 | { |
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338 | return GetCrossSectionPerVolume(kinEnergy,FindParticle(particle),processName, |
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339 | FindMaterial(material),FindRegion(reg)); |
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340 | } |
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341 | |
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342 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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343 | |
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344 | G4double G4EmCalculator::GetMeanFreePath(G4double kinEnergy, |
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345 | const G4ParticleDefinition* p, |
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346 | const G4String& processName, |
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347 | const G4Material* mat, |
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348 | const G4Region* region) |
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349 | { |
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350 | G4double res = DBL_MAX; |
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351 | G4double x = GetCrossSectionPerVolume(kinEnergy,p, processName, mat,region); |
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352 | if(x > 0.0) res = 1.0/x; |
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353 | if(verbose>1) { |
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354 | G4cout << "G4EmCalculator::GetMeanFreePath: E(MeV)= " << kinEnergy/MeV |
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355 | << " MFP(mm)= " << res/mm |
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356 | << " " << p->GetParticleName() |
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357 | << " in " << mat->GetName() |
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358 | << G4endl; |
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359 | } |
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360 | return res; |
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361 | } |
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362 | |
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363 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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364 | |
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365 | G4double G4EmCalculator::GetMeanFreePath(G4double kinEnergy, |
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366 | const G4String& particle, |
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367 | const G4String& processName, |
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368 | const G4String& material, |
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369 | const G4String& reg) |
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370 | { |
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371 | return GetMeanFreePath(kinEnergy,FindParticle(particle),processName, |
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372 | FindMaterial(material),FindRegion(reg)); |
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373 | } |
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374 | |
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375 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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376 | |
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377 | void G4EmCalculator::PrintDEDXTable(const G4ParticleDefinition* p) |
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378 | { |
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379 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
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380 | G4cout << "##### DEDX Table for " << p->GetParticleName() << G4endl; |
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381 | if(elp) G4cout << *(elp->DEDXTable()) << G4endl; |
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382 | } |
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383 | |
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384 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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385 | |
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386 | void G4EmCalculator::PrintRangeTable(const G4ParticleDefinition* p) |
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387 | { |
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388 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
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389 | G4cout << "##### Range Table for " << p->GetParticleName() << G4endl; |
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390 | if(elp) G4cout << *(elp->RangeTableForLoss()) << G4endl; |
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391 | } |
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392 | |
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393 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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394 | |
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395 | void G4EmCalculator::PrintInverseRangeTable(const G4ParticleDefinition* p) |
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396 | { |
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397 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
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398 | G4cout << "### G4EmCalculator: Inverse Range Table for " |
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399 | << p->GetParticleName() << G4endl; |
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400 | if(elp) G4cout << *(elp->InverseRangeTable()) << G4endl; |
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401 | } |
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402 | |
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403 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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404 | |
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405 | G4double G4EmCalculator::ComputeDEDX(G4double kinEnergy, |
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406 | const G4ParticleDefinition* p, |
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407 | const G4String& processName, |
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408 | const G4Material* mat, |
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409 | G4double cut) |
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410 | { |
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411 | currentMaterial = mat; |
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412 | currentMaterialName = mat->GetName(); |
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413 | G4double res = 0.0; |
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414 | if(verbose > 1) { |
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415 | G4cout << "### G4EmCalculator::ComputeDEDX: " << p->GetParticleName() |
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416 | << " in " << currentMaterialName |
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417 | << " e(MeV)= " << kinEnergy/MeV << " cut(MeV)= " << cut/MeV |
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418 | << G4endl; |
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419 | } |
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420 | if(UpdateParticle(p, kinEnergy)) { |
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421 | if(FindEmModel(p, processName, kinEnergy)) { |
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422 | G4double escaled = kinEnergy*massRatio; |
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423 | if(baseParticle) { |
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424 | res = currentModel->ComputeDEDXPerVolume( |
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425 | mat, baseParticle, escaled, cut) * chargeSquare; |
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426 | if(verbose > 1) { |
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427 | G4cout << baseParticle->GetParticleName() |
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428 | << " Escaled(MeV)= " << escaled; |
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429 | } |
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430 | } else { |
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431 | res = currentModel->ComputeDEDXPerVolume(mat, p, kinEnergy, cut); |
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432 | if(verbose > 1) G4cout << " no basePart E(MeV)= " << kinEnergy; |
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433 | } |
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434 | if(verbose > 1) { |
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435 | G4cout << " DEDX(MeV/mm)= " << res*mm/MeV |
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436 | << " DEDX(MeV*cm^2/g)= " |
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437 | << res*gram/(MeV*cm2*mat->GetDensity()) |
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438 | << G4endl; |
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439 | } |
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440 | |
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441 | // emulate smoothing procedure |
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442 | G4double eth = currentModel->LowEnergyLimit(); |
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443 | // G4cout << "massRatio= " << massRatio << " eth= " << eth << G4endl; |
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444 | if(loweModel) { |
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445 | G4double res0 = 0.0; |
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446 | G4double res1 = 0.0; |
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447 | if(baseParticle) { |
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448 | res1 = currentModel->ComputeDEDXPerVolume(mat, baseParticle, eth, cut) |
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449 | * chargeSquare; |
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450 | res0 = loweModel->ComputeDEDXPerVolume(mat, baseParticle, eth, cut) |
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451 | * chargeSquare; |
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452 | } else { |
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453 | res1 = currentModel->ComputeDEDXPerVolume(mat, p, eth, cut); |
---|
454 | res0 = loweModel->ComputeDEDXPerVolume(mat, p, eth, cut); |
---|
455 | } |
---|
456 | if(verbose > 1) { |
---|
457 | G4cout << "At boundary energy(MeV)= " << eth/MeV |
---|
458 | << " DEDX(MeV/mm)= " << res1*mm/MeV |
---|
459 | << G4endl; |
---|
460 | } |
---|
461 | /* |
---|
462 | G4cout << "eth= " << eth << " escaled= " << escaled |
---|
463 | << " res0= " << res0 << " res1= " |
---|
464 | << res1 << " q2= " << chargeSquare << G4endl; |
---|
465 | */ |
---|
466 | res += (res0 - res1)*eth/escaled; |
---|
467 | } |
---|
468 | |
---|
469 | // low energy correction for ions |
---|
470 | if(isIon) { |
---|
471 | G4double length = CLHEP::nm; |
---|
472 | const G4Region* r = 0; |
---|
473 | const G4MaterialCutsCouple* couple = FindCouple(mat, r); |
---|
474 | G4double eloss = res*length; |
---|
475 | G4double niel = 0.0; |
---|
476 | dynParticle.SetKineticEnergy(kinEnergy); |
---|
477 | currentModel->GetChargeSquareRatio(p, mat, kinEnergy); |
---|
478 | currentModel->CorrectionsAlongStep(couple,&dynParticle,eloss,niel,length); |
---|
479 | res = eloss/length; |
---|
480 | |
---|
481 | if(verbose > 1) { |
---|
482 | G4cout << "After Corrections: DEDX(MeV/mm)= " << res*mm/MeV |
---|
483 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
484 | << G4endl; |
---|
485 | } |
---|
486 | } |
---|
487 | } |
---|
488 | |
---|
489 | if(verbose > 0) { |
---|
490 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
491 | << " DEDX(MeV/mm)= " << res*mm/MeV |
---|
492 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
493 | << " cut(MeV)= " << cut/MeV |
---|
494 | << " " << p->GetParticleName() |
---|
495 | << " in " << currentMaterialName |
---|
496 | << " Zi^2= " << chargeSquare |
---|
497 | << G4endl; |
---|
498 | } |
---|
499 | } |
---|
500 | return res; |
---|
501 | } |
---|
502 | |
---|
503 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
504 | |
---|
505 | G4double G4EmCalculator::ComputeElectronicDEDX(G4double kinEnergy, |
---|
506 | const G4ParticleDefinition* part, |
---|
507 | const G4Material* mat, |
---|
508 | G4double cut) |
---|
509 | { |
---|
510 | currentMaterial = mat; |
---|
511 | currentMaterialName = mat->GetName(); |
---|
512 | G4double dedx = 0.0; |
---|
513 | if(UpdateParticle(part, kinEnergy)) { |
---|
514 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
515 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
516 | lManager->GetEnergyLossProcessVector(); |
---|
517 | G4int n = vel.size(); |
---|
518 | for(G4int i=0; i<n; i++) { |
---|
519 | const G4ParticleDefinition* p = (vel[i])->Particle(); |
---|
520 | if((!isIon && p == part) || (isIon && p == theGenericIon)) |
---|
521 | dedx += ComputeDEDX(kinEnergy,part,(vel[i])->GetProcessName(),mat,cut); |
---|
522 | } |
---|
523 | } |
---|
524 | return dedx; |
---|
525 | } |
---|
526 | |
---|
527 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
528 | |
---|
529 | G4double G4EmCalculator::ComputeElectronicDEDX(G4double kinEnergy, const G4String& part, |
---|
530 | const G4String& mat, G4double cut) |
---|
531 | { |
---|
532 | return ComputeElectronicDEDX(kinEnergy,FindParticle(part),FindMaterial(mat),cut); |
---|
533 | } |
---|
534 | |
---|
535 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
536 | |
---|
537 | G4double G4EmCalculator::ComputeTotalDEDX(G4double kinEnergy, |
---|
538 | const G4ParticleDefinition* part, |
---|
539 | const G4Material* mat, |
---|
540 | G4double cut) |
---|
541 | { |
---|
542 | G4double dedx = ComputeElectronicDEDX(kinEnergy,part,mat,cut); |
---|
543 | if(mass > 700.*MeV) dedx += ComputeNuclearDEDX(kinEnergy,part,mat); |
---|
544 | return dedx; |
---|
545 | } |
---|
546 | |
---|
547 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
548 | |
---|
549 | G4double G4EmCalculator::ComputeTotalDEDX(G4double kinEnergy, |
---|
550 | const G4String& part, |
---|
551 | const G4String& mat, |
---|
552 | G4double cut) |
---|
553 | { |
---|
554 | return ComputeTotalDEDX(kinEnergy,FindParticle(part),FindMaterial(mat),cut); |
---|
555 | } |
---|
556 | |
---|
557 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
558 | |
---|
559 | G4double G4EmCalculator::ComputeDEDX(G4double kinEnergy, |
---|
560 | const G4String& particle, |
---|
561 | const G4String& processName, |
---|
562 | const G4String& material, |
---|
563 | G4double cut) |
---|
564 | { |
---|
565 | return ComputeDEDX(kinEnergy,FindParticle(particle),processName, |
---|
566 | FindMaterial(material),cut); |
---|
567 | } |
---|
568 | |
---|
569 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
570 | |
---|
571 | G4double G4EmCalculator::ComputeNuclearDEDX(G4double kinEnergy, |
---|
572 | const G4ParticleDefinition* p, |
---|
573 | const G4Material* mat) |
---|
574 | { |
---|
575 | |
---|
576 | G4double res = corr->NuclearDEDX(p, mat, kinEnergy, false); |
---|
577 | |
---|
578 | if(verbose > 1) { |
---|
579 | G4cout << p->GetParticleName() << " E(MeV)= " << kinEnergy/MeV |
---|
580 | << " NuclearDEDX(MeV/mm)= " << res*mm/MeV |
---|
581 | << " NuclearDEDX(MeV*cm^2/g)= " |
---|
582 | << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
583 | << G4endl; |
---|
584 | } |
---|
585 | return res; |
---|
586 | } |
---|
587 | |
---|
588 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
589 | |
---|
590 | G4double G4EmCalculator::ComputeNuclearDEDX(G4double kinEnergy, |
---|
591 | const G4String& particle, |
---|
592 | const G4String& material) |
---|
593 | { |
---|
594 | return ComputeNuclearDEDX(kinEnergy,FindParticle(particle), |
---|
595 | FindMaterial(material)); |
---|
596 | } |
---|
597 | |
---|
598 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
599 | |
---|
600 | G4double G4EmCalculator::ComputeCrossSectionPerVolume( |
---|
601 | G4double kinEnergy, |
---|
602 | const G4ParticleDefinition* p, |
---|
603 | const G4String& processName, |
---|
604 | const G4Material* mat, |
---|
605 | G4double cut) |
---|
606 | { |
---|
607 | currentMaterial = mat; |
---|
608 | currentMaterialName = mat->GetName(); |
---|
609 | G4double res = 0.0; |
---|
610 | if(UpdateParticle(p, kinEnergy)) { |
---|
611 | if(FindEmModel(p, processName, kinEnergy)) { |
---|
612 | G4double e = kinEnergy; |
---|
613 | if(baseParticle) { |
---|
614 | e *= kinEnergy*massRatio; |
---|
615 | res = currentModel->CrossSectionPerVolume( |
---|
616 | mat, baseParticle, e, cut, e) * chargeSquare; |
---|
617 | } else { |
---|
618 | res = currentModel->CrossSectionPerVolume(mat, p, e, cut, e); |
---|
619 | } |
---|
620 | if(verbose>0) { |
---|
621 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
622 | << " cross(cm-1)= " << res*cm |
---|
623 | << " " << p->GetParticleName() |
---|
624 | << " in " << mat->GetName() |
---|
625 | << G4endl; |
---|
626 | } |
---|
627 | } |
---|
628 | } |
---|
629 | return res; |
---|
630 | } |
---|
631 | |
---|
632 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
633 | |
---|
634 | G4double G4EmCalculator::ComputeCrossSectionPerVolume( |
---|
635 | G4double kinEnergy, |
---|
636 | const G4String& particle, |
---|
637 | const G4String& processName, |
---|
638 | const G4String& material, |
---|
639 | G4double cut) |
---|
640 | { |
---|
641 | return ComputeCrossSectionPerVolume(kinEnergy,FindParticle(particle), |
---|
642 | processName, |
---|
643 | FindMaterial(material),cut); |
---|
644 | } |
---|
645 | |
---|
646 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
647 | |
---|
648 | G4double G4EmCalculator::ComputeCrossSectionPerAtom( |
---|
649 | G4double kinEnergy, |
---|
650 | const G4ParticleDefinition* p, |
---|
651 | const G4String& processName, |
---|
652 | G4double Z, G4double A, |
---|
653 | G4double cut) |
---|
654 | { |
---|
655 | G4double res = 0.0; |
---|
656 | if(UpdateParticle(p, kinEnergy)) { |
---|
657 | if(FindEmModel(p, processName, kinEnergy)) { |
---|
658 | G4double e = kinEnergy; |
---|
659 | if(baseParticle) { |
---|
660 | e *= kinEnergy*massRatio; |
---|
661 | res = currentModel->ComputeCrossSectionPerAtom( |
---|
662 | baseParticle, e, Z, A, cut) * chargeSquare; |
---|
663 | } else { |
---|
664 | res = currentModel->ComputeCrossSectionPerAtom(p, e, Z, A, cut); |
---|
665 | } |
---|
666 | if(verbose>0) { |
---|
667 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
668 | << " cross(barn)= " << res/barn |
---|
669 | << " " << p->GetParticleName() |
---|
670 | << " Z= " << Z << " A= " << A/(g/mole) << " g/mole" |
---|
671 | << G4endl; |
---|
672 | } |
---|
673 | } |
---|
674 | } |
---|
675 | return res; |
---|
676 | } |
---|
677 | |
---|
678 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
679 | |
---|
680 | G4double G4EmCalculator::ComputeCrossSectionPerAtom(G4double kinEnergy, |
---|
681 | const G4String& particle, |
---|
682 | const G4String& processName, |
---|
683 | const G4Element* elm, |
---|
684 | G4double cut) |
---|
685 | { |
---|
686 | return ComputeCrossSectionPerAtom(kinEnergy,FindParticle(particle), |
---|
687 | processName, |
---|
688 | elm->GetZ(),elm->GetA(),cut); |
---|
689 | } |
---|
690 | |
---|
691 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
692 | |
---|
693 | G4double G4EmCalculator::ComputeMeanFreePath(G4double kinEnergy, |
---|
694 | const G4ParticleDefinition* p, |
---|
695 | const G4String& processName, |
---|
696 | const G4Material* mat, |
---|
697 | G4double cut) |
---|
698 | { |
---|
699 | G4double mfp = DBL_MAX; |
---|
700 | G4double x = ComputeCrossSectionPerVolume(kinEnergy, p, processName, mat, cut); |
---|
701 | if(x > 0.0) mfp = 1.0/x; |
---|
702 | if(verbose>1) { |
---|
703 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
704 | << " MFP(mm)= " << mfp/mm |
---|
705 | << " " << p->GetParticleName() |
---|
706 | << " in " << mat->GetName() |
---|
707 | << G4endl; |
---|
708 | } |
---|
709 | return mfp; |
---|
710 | } |
---|
711 | |
---|
712 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
713 | |
---|
714 | G4double G4EmCalculator::ComputeMeanFreePath(G4double kinEnergy, |
---|
715 | const G4String& particle, |
---|
716 | const G4String& processName, |
---|
717 | const G4String& material, |
---|
718 | G4double cut) |
---|
719 | { |
---|
720 | return ComputeMeanFreePath(kinEnergy,FindParticle(particle),processName, |
---|
721 | FindMaterial(material),cut); |
---|
722 | } |
---|
723 | |
---|
724 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
725 | |
---|
726 | G4double G4EmCalculator::ComputeEnergyCutFromRangeCut( |
---|
727 | G4double range, |
---|
728 | const G4ParticleDefinition* part, |
---|
729 | const G4Material* mat) |
---|
730 | { |
---|
731 | return G4ProductionCutsTable::GetProductionCutsTable()-> |
---|
732 | ConvertRangeToEnergy(part, mat, range); |
---|
733 | } |
---|
734 | |
---|
735 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
736 | |
---|
737 | G4double G4EmCalculator::ComputeEnergyCutFromRangeCut( |
---|
738 | G4double range, |
---|
739 | const G4String& particle, |
---|
740 | const G4String& material) |
---|
741 | { |
---|
742 | return ComputeEnergyCutFromRangeCut(range,FindParticle(particle), |
---|
743 | FindMaterial(material)); |
---|
744 | } |
---|
745 | |
---|
746 | |
---|
747 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
748 | |
---|
749 | G4bool G4EmCalculator::UpdateParticle(const G4ParticleDefinition* p, |
---|
750 | G4double kinEnergy) |
---|
751 | { |
---|
752 | if(p != currentParticle) { |
---|
753 | |
---|
754 | // new particle |
---|
755 | currentParticle = p; |
---|
756 | dynParticle.SetDefinition(const_cast<G4ParticleDefinition*>(p)); |
---|
757 | dynParticle.SetKineticEnergy(kinEnergy); |
---|
758 | baseParticle = 0; |
---|
759 | currentParticleName = p->GetParticleName(); |
---|
760 | massRatio = 1.0; |
---|
761 | mass = p->GetPDGMass(); |
---|
762 | chargeSquare = 1.0; |
---|
763 | currentProcess = FindEnergyLossProcess(p); |
---|
764 | currentProcessName = ""; |
---|
765 | isIon = false; |
---|
766 | |
---|
767 | // ionisation process exist |
---|
768 | if(currentProcess) { |
---|
769 | currentProcessName = currentProcess->GetProcessName(); |
---|
770 | baseParticle = currentProcess->BaseParticle(); |
---|
771 | |
---|
772 | // base particle is used |
---|
773 | if(baseParticle) { |
---|
774 | massRatio = baseParticle->GetPDGMass()/p->GetPDGMass(); |
---|
775 | G4double q = p->GetPDGCharge()/baseParticle->GetPDGCharge(); |
---|
776 | chargeSquare = q*q; |
---|
777 | } |
---|
778 | |
---|
779 | if(p->GetParticleType() == "nucleus" |
---|
780 | && currentParticleName != "deuteron" |
---|
781 | && currentParticleName != "triton" |
---|
782 | && currentParticleName != "alpha+" |
---|
783 | && currentParticleName != "helium" |
---|
784 | && currentParticleName != "hydrogen" |
---|
785 | ) { |
---|
786 | isIon = true; |
---|
787 | massRatio = theGenericIon->GetPDGMass()/p->GetPDGMass(); |
---|
788 | baseParticle = theGenericIon; |
---|
789 | // G4cout << p->GetParticleName() |
---|
790 | // << " in " << currentMaterial->GetName() |
---|
791 | // << " e= " << kinEnergy << G4endl; |
---|
792 | } |
---|
793 | } |
---|
794 | } |
---|
795 | |
---|
796 | // Effective charge for ions |
---|
797 | if(isIon) { |
---|
798 | chargeSquare = |
---|
799 | corr->EffectiveChargeSquareRatio(p, currentMaterial, kinEnergy) |
---|
800 | * corr->EffectiveChargeCorrection(p,currentMaterial,kinEnergy); |
---|
801 | if(currentProcess) { |
---|
802 | currentProcess->SetDynamicMassCharge(massRatio,chargeSquare); |
---|
803 | //G4cout << "NewP: massR= " << massRatio << " q2= " << chargeSquare << G4endl; |
---|
804 | } |
---|
805 | } |
---|
806 | return true; |
---|
807 | } |
---|
808 | |
---|
809 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
810 | |
---|
811 | const G4ParticleDefinition* G4EmCalculator::FindParticle(const G4String& name) |
---|
812 | { |
---|
813 | const G4ParticleDefinition* p = 0; |
---|
814 | if(name != currentParticleName) { |
---|
815 | p = G4ParticleTable::GetParticleTable()->FindParticle(name); |
---|
816 | if(!p) { |
---|
817 | G4cout << "### WARNING: G4EmCalculator::FindParticle fails to find " |
---|
818 | << name << G4endl; |
---|
819 | } |
---|
820 | } else { |
---|
821 | p = currentParticle; |
---|
822 | } |
---|
823 | return p; |
---|
824 | } |
---|
825 | |
---|
826 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
827 | |
---|
828 | const G4ParticleDefinition* G4EmCalculator::FindIon(G4int Z, G4int A) |
---|
829 | { |
---|
830 | const G4ParticleDefinition* p = |
---|
831 | G4ParticleTable::GetParticleTable()->FindIon(Z,A,0,Z); |
---|
832 | return p; |
---|
833 | } |
---|
834 | |
---|
835 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
836 | |
---|
837 | const G4Material* G4EmCalculator::FindMaterial(const G4String& name) |
---|
838 | { |
---|
839 | if(name != currentMaterialName) { |
---|
840 | currentMaterial = G4Material::GetMaterial(name); |
---|
841 | currentMaterialName = name; |
---|
842 | if(!currentMaterial) |
---|
843 | G4cout << "### WARNING: G4EmCalculator::FindMaterial fails to find " |
---|
844 | << name << G4endl; |
---|
845 | } |
---|
846 | return currentMaterial; |
---|
847 | } |
---|
848 | |
---|
849 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
850 | |
---|
851 | const G4Region* G4EmCalculator::FindRegion(const G4String& reg) |
---|
852 | { |
---|
853 | const G4Region* r = 0; |
---|
854 | if(reg != "" || reg != "world") |
---|
855 | r = G4RegionStore::GetInstance()->GetRegion(reg); |
---|
856 | else |
---|
857 | r = G4RegionStore::GetInstance()->GetRegion("DefaultRegionForTheWorld"); |
---|
858 | return r; |
---|
859 | } |
---|
860 | |
---|
861 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
862 | |
---|
863 | const G4MaterialCutsCouple* G4EmCalculator::FindCouple( |
---|
864 | const G4Material* material, |
---|
865 | const G4Region* region) |
---|
866 | { |
---|
867 | if(!material) return 0; |
---|
868 | currentMaterial = material; |
---|
869 | currentMaterialName = material->GetName(); |
---|
870 | // Access to materials |
---|
871 | const G4ProductionCutsTable* theCoupleTable= |
---|
872 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
873 | const G4Region* r = region; |
---|
874 | if(!r) |
---|
875 | r = G4RegionStore::GetInstance()->GetRegion("DefaultRegionForTheWorld"); |
---|
876 | |
---|
877 | return theCoupleTable->GetMaterialCutsCouple(material,r->GetProductionCuts()); |
---|
878 | |
---|
879 | } |
---|
880 | |
---|
881 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
882 | |
---|
883 | G4bool G4EmCalculator::UpdateCouple(const G4Material* material, G4double cut) |
---|
884 | { |
---|
885 | if(!material) return false; |
---|
886 | currentMaterial = material; |
---|
887 | currentMaterialName = material->GetName(); |
---|
888 | for (G4int i=0; i<nLocalMaterials; i++) { |
---|
889 | if(material == localMaterials[i] && cut == localCuts[i]) { |
---|
890 | currentCouple = localCouples[i]; |
---|
891 | currentCoupleIndex = currentCouple->GetIndex(); |
---|
892 | currentCut = cut; |
---|
893 | return true; |
---|
894 | } |
---|
895 | } |
---|
896 | const G4MaterialCutsCouple* cc = new G4MaterialCutsCouple(material); |
---|
897 | localMaterials.push_back(material); |
---|
898 | localCouples.push_back(cc); |
---|
899 | localCuts.push_back(cut); |
---|
900 | nLocalMaterials++; |
---|
901 | currentCouple = cc; |
---|
902 | currentCoupleIndex = currentCouple->GetIndex(); |
---|
903 | currentCut = cut; |
---|
904 | return true; |
---|
905 | } |
---|
906 | |
---|
907 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
908 | |
---|
909 | void G4EmCalculator::FindLambdaTable(const G4ParticleDefinition* p, |
---|
910 | const G4String& processName) |
---|
911 | { |
---|
912 | // Search for the process |
---|
913 | if (p != currentParticle || processName != currentName) { |
---|
914 | currentName = processName; |
---|
915 | currentLambda = 0; |
---|
916 | |
---|
917 | G4String partname = p->GetParticleName(); |
---|
918 | const G4ParticleDefinition* part = p; |
---|
919 | if(isIon) { part = theGenericIon; } |
---|
920 | |
---|
921 | // energy loss process |
---|
922 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
923 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
924 | lManager->GetEnergyLossProcessVector(); |
---|
925 | G4int n = vel.size(); |
---|
926 | for(G4int i=0; i<n; i++) { |
---|
927 | if((vel[i])->GetProcessName() == currentName && |
---|
928 | (vel[i])->Particle() == part) |
---|
929 | { |
---|
930 | currentLambda = (vel[i])->LambdaTable(); |
---|
931 | isApplicable = true; |
---|
932 | break; |
---|
933 | } |
---|
934 | } |
---|
935 | |
---|
936 | // discrete process |
---|
937 | if(!currentLambda) { |
---|
938 | const std::vector<G4VEmProcess*> vem = lManager->GetEmProcessVector(); |
---|
939 | G4int n = vem.size(); |
---|
940 | for(G4int i=0; i<n; i++) { |
---|
941 | if((vem[i])->GetProcessName() == currentName && |
---|
942 | (vem[i])->Particle() == part) |
---|
943 | { |
---|
944 | currentLambda = (vem[i])->LambdaTable(); |
---|
945 | isApplicable = true; |
---|
946 | break; |
---|
947 | } |
---|
948 | } |
---|
949 | } |
---|
950 | |
---|
951 | // msc process |
---|
952 | if(!currentLambda) { |
---|
953 | const std::vector<G4VMultipleScattering*> vmsc = |
---|
954 | lManager->GetMultipleScatteringVector(); |
---|
955 | G4int n = vmsc.size(); |
---|
956 | for(G4int i=0; i<n; i++) { |
---|
957 | if((vmsc[i])->GetProcessName() == currentName && |
---|
958 | (vmsc[i])->Particle() == part) |
---|
959 | { |
---|
960 | currentLambda = (vmsc[i])->LambdaTable(); |
---|
961 | isApplicable = true; |
---|
962 | break; |
---|
963 | } |
---|
964 | } |
---|
965 | } |
---|
966 | } |
---|
967 | } |
---|
968 | |
---|
969 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
970 | |
---|
971 | G4bool G4EmCalculator::FindEmModel(const G4ParticleDefinition* p, |
---|
972 | const G4String& processName, |
---|
973 | G4double kinEnergy) |
---|
974 | { |
---|
975 | isApplicable = false; |
---|
976 | if(!p) { |
---|
977 | G4cout << "G4EmCalculator::FindEmModel WARNING: no particle defined" |
---|
978 | << G4endl; |
---|
979 | return isApplicable; |
---|
980 | } |
---|
981 | G4String partname = p->GetParticleName(); |
---|
982 | const G4ParticleDefinition* part = p; |
---|
983 | G4double scaledEnergy = kinEnergy*massRatio; |
---|
984 | if(isIon) { part = theGenericIon; } |
---|
985 | |
---|
986 | if(verbose > 1) { |
---|
987 | G4cout << "G4EmCalculator::FindEmModel for " << partname |
---|
988 | << " (type= " << p->GetParticleType() |
---|
989 | << ") and " << processName << " at E(MeV)= " << scaledEnergy; |
---|
990 | if(p != part) G4cout << " GenericIon is the base particle"; |
---|
991 | G4cout << G4endl; |
---|
992 | } |
---|
993 | |
---|
994 | // Search for energy loss process |
---|
995 | currentName = processName; |
---|
996 | currentModel = 0; |
---|
997 | loweModel = 0; |
---|
998 | size_t idx = 0; |
---|
999 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
1000 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
1001 | lManager->GetEnergyLossProcessVector(); |
---|
1002 | G4int n = vel.size(); |
---|
1003 | G4VEnergyLossProcess* elproc = 0; |
---|
1004 | for(G4int i=0; i<n; i++) { |
---|
1005 | // G4cout << "i= " << i << " part= " |
---|
1006 | // << (vel[i])->Particle()->GetParticleName() |
---|
1007 | // << " proc= " << (vel[i])->GetProcessName() << G4endl; |
---|
1008 | if((vel[i])->GetProcessName() == currentName) { |
---|
1009 | if(baseParticle) { |
---|
1010 | if((vel[i])->Particle() == baseParticle) { |
---|
1011 | elproc = vel[i]; |
---|
1012 | break; |
---|
1013 | } |
---|
1014 | } else { |
---|
1015 | if((vel[i])->Particle() == part) { |
---|
1016 | elproc = vel[i]; |
---|
1017 | break; |
---|
1018 | } |
---|
1019 | } |
---|
1020 | } |
---|
1021 | } |
---|
1022 | if(elproc) { |
---|
1023 | currentModel = elproc->SelectModelForMaterial(scaledEnergy, idx); |
---|
1024 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1025 | loweModel = elproc->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1026 | } |
---|
1027 | |
---|
1028 | // Search for discrete process |
---|
1029 | if(!currentModel) { |
---|
1030 | const std::vector<G4VEmProcess*> vem = lManager->GetEmProcessVector(); |
---|
1031 | G4int n = vem.size(); |
---|
1032 | for(G4int i=0; i<n; i++) { |
---|
1033 | if((vem[i])->GetProcessName() == currentName && |
---|
1034 | (vem[i])->Particle() == part) |
---|
1035 | { |
---|
1036 | currentModel = (vem[i])->SelectModelForMaterial(kinEnergy, idx); |
---|
1037 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1038 | loweModel = (vem[i])->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1039 | break; |
---|
1040 | } |
---|
1041 | } |
---|
1042 | } |
---|
1043 | |
---|
1044 | // Search for msc process |
---|
1045 | if(!currentModel) { |
---|
1046 | const std::vector<G4VMultipleScattering*> vmsc = |
---|
1047 | lManager->GetMultipleScatteringVector(); |
---|
1048 | G4int n = vmsc.size(); |
---|
1049 | for(G4int i=0; i<n; i++) { |
---|
1050 | if((vmsc[i])->GetProcessName() == currentName && |
---|
1051 | (vmsc[i])->Particle() == part) |
---|
1052 | { |
---|
1053 | currentModel = (vmsc[i])->SelectModelForMaterial(kinEnergy, idx); |
---|
1054 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1055 | loweModel = (vmsc[i])->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1056 | break; |
---|
1057 | } |
---|
1058 | } |
---|
1059 | } |
---|
1060 | if(currentModel) { |
---|
1061 | if(loweModel == currentModel) { loweModel = 0; } |
---|
1062 | isApplicable = true; |
---|
1063 | if(verbose > 1) { |
---|
1064 | G4cout << "Model <" << currentModel->GetName() |
---|
1065 | << "> Emin(MeV)= " << currentModel->LowEnergyLimit()/MeV; |
---|
1066 | if(loweModel) { |
---|
1067 | G4cout << " LowEnergy model <" << loweModel->GetName() << ">"; |
---|
1068 | } |
---|
1069 | G4cout << G4endl; |
---|
1070 | } |
---|
1071 | } |
---|
1072 | return isApplicable; |
---|
1073 | } |
---|
1074 | |
---|
1075 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1076 | |
---|
1077 | G4VEnergyLossProcess* G4EmCalculator::FindEnergyLossProcess( |
---|
1078 | const G4ParticleDefinition* p) |
---|
1079 | { |
---|
1080 | G4VEnergyLossProcess* elp = 0; |
---|
1081 | G4String partname = p->GetParticleName(); |
---|
1082 | const G4ParticleDefinition* part = p; |
---|
1083 | |
---|
1084 | if(p->GetParticleType() == "nucleus" && |
---|
1085 | partname != "deuteron" && |
---|
1086 | partname != "triton") { part = theGenericIon; } |
---|
1087 | |
---|
1088 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
1089 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
1090 | lManager->GetEnergyLossProcessVector(); |
---|
1091 | G4int n = vel.size(); |
---|
1092 | for(G4int i=0; i<n; i++) { |
---|
1093 | if( (vel[i])->Particle() == part ) { |
---|
1094 | elp = vel[i]; |
---|
1095 | break; |
---|
1096 | } |
---|
1097 | } |
---|
1098 | return elp; |
---|
1099 | } |
---|
1100 | |
---|
1101 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1102 | |
---|
1103 | void G4EmCalculator::SetVerbose(G4int verb) |
---|
1104 | { |
---|
1105 | verbose = verb; |
---|
1106 | } |
---|
1107 | |
---|
1108 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1109 | |
---|