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 | #include "G4VEmAdjointModel.hh" |
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27 | #include "G4AdjointCSManager.hh" |
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28 | |
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29 | |
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30 | #include "G4Integrator.hh" |
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31 | #include "G4TrackStatus.hh" |
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32 | #include "G4ParticleChange.hh" |
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33 | #include "G4AdjointElectron.hh" |
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34 | #include "G4AdjointInterpolator.hh" |
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35 | |
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36 | //////////////////////////////////////////////////////////////////////////////// |
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37 | // |
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38 | G4VEmAdjointModel::G4VEmAdjointModel(const G4String& nam): |
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39 | name(nam) |
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40 | // lowLimit(0.1*keV), highLimit(100.0*TeV), fluc(0), name(nam), pParticleChange(0) |
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41 | { G4AdjointCSManager::GetAdjointCSManager()->RegisterEmAdjointModel(this); |
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42 | CorrectWeightMode =true; |
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43 | UseMatrix =true; |
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44 | UseMatrixPerElement = true; |
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45 | ApplyCutInRange = true; |
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46 | ApplyBiasing = true; |
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47 | UseOnlyOneMatrixForAllElements = true; |
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48 | IsIonisation =true; |
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49 | CS_biasing_factor =1.; |
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50 | //ApplyBiasing = false; |
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51 | } |
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52 | //////////////////////////////////////////////////////////////////////////////// |
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53 | // |
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54 | G4VEmAdjointModel::~G4VEmAdjointModel() |
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55 | {;} |
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56 | //////////////////////////////////////////////////////////////////////////////// |
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57 | // |
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58 | void G4VEmAdjointModel::SampleSecondaries(const G4Track& aTrack, |
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59 | G4bool IsScatProjToProjCase, |
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60 | G4ParticleChange* fParticleChange) |
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61 | { |
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62 | |
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63 | const G4DynamicParticle* theAdjointPrimary =aTrack.GetDynamicParticle(); |
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64 | //DefineCurrentMaterial(aTrack->GetMaterialCutsCouple()); |
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65 | size_t ind=0; |
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66 | if (!UseMatrixPerElement) ind = currentMaterialIndex; |
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67 | //G4cout<<theAdjointPrimary<<std::endl; |
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68 | else if (!UseOnlyOneMatrixForAllElements) { //Select Material |
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69 | std::vector<double>* CS_Vs_Element = &CS_Vs_ElementForScatProjToProjCase; |
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70 | if ( !IsScatProjToProjCase) CS_Vs_Element = &CS_Vs_ElementForProdToProjCase; |
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71 | G4double rand_var= G4UniformRand(); |
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72 | G4double SumCS=0.; |
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73 | for (size_t i=0;i<CS_Vs_Element->size();i++){ |
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74 | SumCS+=(*CS_Vs_Element)[i]; |
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75 | if (rand_var<=SumCS/lastCS){ |
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76 | ind=i; |
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77 | break; |
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78 | } |
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79 | } |
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80 | ind = currentMaterial->GetElement(ind)->GetIndex(); |
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81 | } |
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82 | |
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83 | |
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84 | |
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85 | //Elastic inverse scattering //not correct in all the cases |
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86 | //--------------------------------------------------------- |
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87 | G4double adjointPrimKinEnergy = theAdjointPrimary->GetKineticEnergy(); |
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88 | G4double adjointPrimTotalEnergy = theAdjointPrimary->GetTotalEnergy(); |
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89 | G4double adjointPrimP =theAdjointPrimary->GetTotalMomentum(); |
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90 | //G4cout<<adjointPrimKinEnergy<<std::endl; |
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91 | if (adjointPrimKinEnergy>HighEnergyLimit*0.999){ |
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92 | return; |
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93 | } |
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94 | |
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95 | //Sample secondary energy |
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96 | //----------------------- |
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97 | G4double projectileKinEnergy; |
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98 | // if (!IsIonisation ) { |
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99 | projectileKinEnergy = SampleAdjSecEnergyFromCSMatrix(ind, |
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100 | adjointPrimKinEnergy, |
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101 | IsScatProjToProjCase); |
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102 | //} |
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103 | /*else { |
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104 | projectileKinEnergy = SampleAdjSecEnergyFromDiffCrossSectionPerAtom(adjointPrimKinEnergy,IsScatProjToProjCase); |
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105 | //G4cout<<projectileKinEnergy<<std::endl; |
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106 | }*/ |
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107 | //Weight correction |
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108 | //----------------------- |
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109 | |
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110 | CorrectPostStepWeight(fParticleChange, aTrack.GetWeight(), adjointPrimKinEnergy,projectileKinEnergy); |
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111 | |
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112 | |
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113 | |
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114 | |
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115 | |
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116 | //Kinematic |
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117 | //--------- |
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118 | |
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119 | G4double projectileM0 = theAdjEquivOfDirectPrimPartDef->GetPDGMass(); |
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120 | G4double projectileTotalEnergy = projectileM0+projectileKinEnergy; |
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121 | G4double projectileP2 = projectileTotalEnergy*projectileTotalEnergy - projectileM0*projectileM0; |
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122 | |
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123 | |
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124 | |
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125 | //Companion |
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126 | //----------- |
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127 | G4double companionM0; |
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128 | companionM0=(adjointPrimTotalEnergy-adjointPrimKinEnergy); |
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129 | if (IsScatProjToProjCase) { |
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130 | companionM0=theAdjEquivOfDirectSecondPartDef->GetPDGMass(); |
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131 | } |
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132 | G4double companionTotalEnergy =companionM0+ projectileKinEnergy-adjointPrimKinEnergy; |
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133 | G4double companionP2 = companionTotalEnergy*companionTotalEnergy - companionM0*companionM0; |
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134 | |
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135 | |
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136 | //Projectile momentum |
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137 | //-------------------- |
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138 | G4double P_parallel = (adjointPrimP*adjointPrimP + projectileP2 - companionP2)/(2.*adjointPrimP); |
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139 | G4double P_perp = std::sqrt( projectileP2 - P_parallel*P_parallel); |
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140 | G4ThreeVector dir_parallel=theAdjointPrimary->GetMomentumDirection(); |
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141 | G4double phi =G4UniformRand()*2.*3.1415926; |
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142 | G4ThreeVector projectileMomentum = G4ThreeVector(P_perp*std::cos(phi),P_perp*std::sin(phi),P_parallel); |
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143 | projectileMomentum.rotateUz(dir_parallel); |
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144 | |
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145 | |
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146 | |
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147 | if (!IsScatProjToProjCase && CorrectWeightMode){ //kill the primary and add a secondary |
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148 | fParticleChange->ProposeTrackStatus(fStopAndKill); |
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149 | fParticleChange->AddSecondary(new G4DynamicParticle(theAdjEquivOfDirectPrimPartDef,projectileMomentum)); |
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150 | //G4cout<<"projectileMomentum "<<projectileMomentum<<std::endl; |
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151 | } |
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152 | else { |
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153 | fParticleChange->ProposeEnergy(projectileKinEnergy); |
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154 | fParticleChange->ProposeMomentumDirection(projectileMomentum.unit()); |
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155 | } |
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156 | } |
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157 | //////////////////////////////////////////////////////////////////////////////// |
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158 | // |
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159 | void G4VEmAdjointModel::CorrectPostStepWeight(G4ParticleChange* fParticleChange, G4double old_weight, G4double , G4double ) |
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160 | { |
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161 | G4double new_weight=old_weight; |
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162 | if (CorrectWeightMode) { |
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163 | G4double w_corr =1./CS_biasing_factor; |
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164 | //G4cout<<w_corr<<std::endl; |
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165 | |
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166 | /*G4AdjointCSManager::GetAdjointCSManager()->GetPostStepWeightCorrection(theAdjEquivOfDirectPrimPartDef, |
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167 | theAdjEquivOfDirectSecondPartDef, |
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168 | adjointPrimKinEnergy,projectileKinEnergy, |
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169 | aTrack.GetMaterialCutsCouple()); |
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170 | w_corr = projectileKinEnergy; |
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171 | G4double Emin,Emax; |
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172 | if (IsScatProjToProjCase) { |
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173 | Emax = GetSecondAdjEnergyMaxForScatProjToProjCase(adjointPrimKinEnergy); |
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174 | Emin = GetSecondAdjEnergyMinForScatProjToProjCase(adjointPrimKinEnergy, currentTcutForDirectSecond); |
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175 | |
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176 | } |
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177 | else { |
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178 | Emax = GetSecondAdjEnergyMaxForProdToProjCase(adjointPrimKinEnergy); |
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179 | Emin = GetSecondAdjEnergyMinForProdToProjCase(adjointPrimKinEnergy); |
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180 | } |
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181 | w_corr *=std::log(Emax/Emin)/(Emax-Emin); */ |
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182 | |
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183 | new_weight*=w_corr; |
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184 | } |
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185 | G4cout<< "new weight"<<new_weight<<std::endl; |
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186 | fParticleChange->SetParentWeightByProcess(false); |
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187 | fParticleChange->SetSecondaryWeightByProcess(false); |
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188 | fParticleChange->ProposeParentWeight(new_weight); |
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189 | } |
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190 | //////////////////////////////////////////////////////////////////////////////// |
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191 | // |
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192 | G4double G4VEmAdjointModel::AdjointCrossSection(const G4MaterialCutsCouple* aCouple, |
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193 | G4double primEnergy, |
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194 | G4bool IsScatProjToProjCase) |
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195 | { |
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196 | DefineCurrentMaterial(aCouple); |
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197 | //G4double fwdCS = G4AdjointCSManager::GetAdjointCSManager()->GetTotalForwardCS(G4AdjointElectron::AdjointElectron(),primEnergy,aCouple); |
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198 | //G4double adjCS = G4AdjointCSManager::GetAdjointCSManager()->GetTotalAdjointCS(G4AdjointElectron::AdjointElectron(), primEnergy,aCouple); |
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199 | if (IsScatProjToProjCase){ |
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200 | lastCS = G4AdjointCSManager::GetAdjointCSManager()->ComputeAdjointCS(currentMaterial, |
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201 | this, |
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202 | primEnergy, |
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203 | currentTcutForDirectSecond, |
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204 | true, |
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205 | CS_Vs_ElementForScatProjToProjCase); |
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206 | /*G4double fwdCS = G4AdjointCSManager::GetAdjointCSManager()->GetTotalForwardCS(theAdjEquivOfDirectPrimPartDef,primEnergy,aCouple); |
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207 | G4double adjCS = G4AdjointCSManager::GetAdjointCSManager()->GetTotalAdjointCS(theAdjEquivOfDirectPrimPartDef, primEnergy,aCouple); |
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208 | */ |
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209 | //if (adjCS >0 )lastCS *=fwdCS/adjCS; |
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210 | |
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211 | } |
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212 | else { |
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213 | lastCS = G4AdjointCSManager::GetAdjointCSManager()->ComputeAdjointCS(currentMaterial, |
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214 | this, |
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215 | primEnergy, |
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216 | currentTcutForDirectSecond, |
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217 | false, |
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218 | CS_Vs_ElementForProdToProjCase); |
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219 | /*G4double fwdCS = G4AdjointCSManager::GetAdjointCSManager()->GetTotalForwardCS(theAdjEquivOfDirectSecondPartDef,primEnergy,aCouple); |
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220 | G4double adjCS = G4AdjointCSManager::GetAdjointCSManager()->GetTotalAdjointCS(theAdjEquivOfDirectSecondPartDef, primEnergy,aCouple); |
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221 | */ |
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222 | //if (adjCS >0 )lastCS *=fwdCS/adjCS; |
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223 | //lastCS=0.; |
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224 | } |
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225 | |
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226 | |
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227 | return lastCS; |
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228 | |
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229 | } |
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230 | //////////////////////////////////////////////////////////////////////////////// |
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231 | // |
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232 | //The implementation here is correct for energy loss process, for the photoelectric and compton scattering the method should be redefine |
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233 | G4double G4VEmAdjointModel::DiffCrossSectionPerAtomPrimToSecond( |
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234 | G4double kinEnergyProj, |
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235 | G4double kinEnergyProd, |
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236 | G4double Z, |
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237 | G4double A) |
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238 | { |
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239 | G4double dSigmadEprod=0; |
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240 | G4double Emax_proj = GetSecondAdjEnergyMaxForProdToProjCase(kinEnergyProd); |
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241 | G4double Emin_proj = GetSecondAdjEnergyMinForProdToProjCase(kinEnergyProd); |
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242 | |
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243 | |
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244 | if (kinEnergyProj>Emin_proj && kinEnergyProj<=Emax_proj){ //the produced particle should have a kinetic energy smaller than the projectile |
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245 | G4double Tmax=kinEnergyProj; |
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246 | if (second_part_of_same_type) Tmax = kinEnergyProj/2.; |
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247 | return Z*DiffCrossSectionMoller(kinEnergyProj,kinEnergyProd); |
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248 | //it could be thta Tmax here should be DBLMAX |
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249 | //Tmax=DBLMAX; |
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250 | |
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251 | G4double E1=kinEnergyProd; |
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252 | G4double E2=kinEnergyProd*1.000001; |
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253 | G4double dE=(E2-E1); |
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254 | G4double sigma1=theDirectEMModel->ComputeCrossSectionPerAtom(theDirectPrimaryPartDef,kinEnergyProj,Z,A ,E1,1.e20); |
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255 | G4double sigma2=theDirectEMModel->ComputeCrossSectionPerAtom(theDirectPrimaryPartDef,kinEnergyProj,Z,A ,E2,1.e20); |
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256 | |
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257 | dSigmadEprod=(sigma1-sigma2)/dE; |
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258 | if (dSigmadEprod>1.) { |
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259 | G4cout<<"sigma1 "<<kinEnergyProj/MeV<<'\t'<<kinEnergyProd/MeV<<'\t'<<sigma1<<std::endl; |
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260 | G4cout<<"sigma2 "<<kinEnergyProj/MeV<<'\t'<<kinEnergyProd/MeV<<'\t'<<sigma2<<std::endl; |
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261 | G4cout<<"dsigma "<<kinEnergyProj/MeV<<'\t'<<kinEnergyProd/MeV<<'\t'<<dSigmadEprod<<std::endl; |
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262 | |
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263 | } |
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264 | |
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265 | |
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266 | |
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267 | } |
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268 | |
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269 | |
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270 | |
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271 | |
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272 | return dSigmadEprod; |
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273 | |
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274 | |
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275 | |
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276 | } |
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277 | //The implementation here is correct for energy loss process, for the photoelectric and compton scattering the method should be redefine |
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278 | //////////////////////////////////////////////////////////////////////////////// |
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279 | // |
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280 | G4double G4VEmAdjointModel::DiffCrossSectionPerAtomPrimToScatPrim( |
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281 | G4double kinEnergyProj, |
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282 | G4double kinEnergyScatProj, |
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283 | G4double Z, |
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284 | G4double A) |
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285 | { G4double kinEnergyProd = kinEnergyProj - kinEnergyScatProj; |
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286 | G4double dSigmadEprod; |
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287 | if (kinEnergyProd <=0) dSigmadEprod=0; |
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288 | else dSigmadEprod=DiffCrossSectionPerAtomPrimToSecond(kinEnergyProj,kinEnergyProd,Z,A); |
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289 | return dSigmadEprod; |
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290 | |
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291 | } |
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292 | |
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293 | //////////////////////////////////////////////////////////////////////////////// |
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294 | // |
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295 | //The implementation here is correct for energy loss process, for the photoelectric and compton scattering the method should be redefine |
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296 | G4double G4VEmAdjointModel::DiffCrossSectionPerVolumePrimToSecond( |
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297 | const G4Material* aMaterial, |
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298 | G4double kinEnergyProj, |
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299 | G4double kinEnergyProd) |
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300 | { |
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301 | G4double dSigmadEprod=0; |
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302 | G4double Emax_proj = GetSecondAdjEnergyMaxForProdToProjCase(kinEnergyProd); |
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303 | G4double Emin_proj = GetSecondAdjEnergyMinForProdToProjCase(kinEnergyProd); |
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304 | |
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305 | |
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306 | if (kinEnergyProj>Emin_proj && kinEnergyProj<=Emax_proj){ |
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307 | G4double Tmax=kinEnergyProj; |
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308 | if (second_part_of_same_type) Tmax = kinEnergyProj/2.; |
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309 | //it could be thta Tmax here should be DBLMAX |
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310 | //Tmax=DBLMAX; |
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311 | |
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312 | G4double E1=kinEnergyProd; |
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313 | |
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314 | G4double E2=kinEnergyProd*1.0001; |
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315 | G4double dE=(E2-E1); |
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316 | G4double sigma1=theDirectEMModel->CrossSectionPerVolume(aMaterial,theDirectPrimaryPartDef,kinEnergyProj,E1,E2); |
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317 | |
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318 | //G4double sigma2=theDirectEMModel->CrossSectionPerVolume(aMaterial,theDirectPrimaryPartDef,kinEnergyProj,E2,1.e50); |
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319 | dSigmadEprod=sigma1/dE; |
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320 | if (dSigmadEprod <0) { //could happen with bremstrahlung dur to suppression effect |
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321 | G4cout<<"Halllllllllllllllllllllllllllllllllllllllllllllllo "<<kinEnergyProj<<'\t'<<E1<<'\t'<<dSigmadEprod<<std::endl; |
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322 | E1=kinEnergyProd; |
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323 | E2=E1*1.1; |
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324 | dE=E2-E1; |
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325 | sigma1=theDirectEMModel->CrossSectionPerVolume(aMaterial,theDirectPrimaryPartDef,kinEnergyProj,E1,1.e50); |
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326 | G4double sigma2=theDirectEMModel->CrossSectionPerVolume(aMaterial,theDirectPrimaryPartDef,kinEnergyProj,E2,1.e50); |
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327 | dSigmadEprod=(sigma1-sigma2)/dE; |
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328 | G4cout<<dSigmadEprod<<std::endl; |
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329 | } |
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330 | |
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331 | |
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332 | } |
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333 | |
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334 | |
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335 | |
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336 | return dSigmadEprod; |
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337 | |
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338 | |
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339 | |
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340 | } |
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341 | //The implementation here is correct for energy loss process, for the photoelectric and compton scattering the method should be redefine |
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342 | //////////////////////////////////////////////////////////////////////////////// |
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343 | // |
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344 | G4double G4VEmAdjointModel::DiffCrossSectionPerVolumePrimToScatPrim( |
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345 | const G4Material* aMaterial, |
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346 | G4double kinEnergyProj, |
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347 | G4double kinEnergyScatProj) |
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348 | { G4double kinEnergyProd = kinEnergyProj - kinEnergyScatProj; |
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349 | G4double dSigmadEprod; |
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350 | if (kinEnergyProd <=0) dSigmadEprod=0; |
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351 | else dSigmadEprod=DiffCrossSectionPerVolumePrimToSecond(aMaterial,kinEnergyProj,kinEnergyProd); |
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352 | return dSigmadEprod; |
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353 | |
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354 | } |
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355 | /////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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356 | // |
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357 | G4double G4VEmAdjointModel::DiffCrossSectionFunction1(G4double kinEnergyProj){ |
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358 | //return kinEnergyProj*kinEnergyProj; |
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359 | //ApplyBiasing=false; |
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360 | G4double bias_factor = CS_biasing_factor*kinEnergyProdForIntegration/kinEnergyProj; |
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361 | if (!ApplyBiasing) bias_factor =CS_biasing_factor; |
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362 | //G4cout<<bias_factor<<std::endl; |
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363 | if (UseMatrixPerElement ) { |
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364 | return DiffCrossSectionPerAtomPrimToSecond(kinEnergyProj,kinEnergyProdForIntegration,ZSelectedNucleus,ASelectedNucleus)*bias_factor; |
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365 | } |
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366 | else { |
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367 | return DiffCrossSectionPerVolumePrimToSecond(SelectedMaterial,kinEnergyProj,kinEnergyProdForIntegration)*bias_factor; |
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368 | } |
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369 | } |
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370 | ////////////////////////////////////////////////////////////////////////////// |
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371 | // |
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372 | G4double G4VEmAdjointModel::DiffCrossSectionMoller(G4double kinEnergyProj,G4double kinEnergyProd){ |
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373 | G4double electron_mass_c2=0.51099906*MeV; |
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374 | G4double energy = kinEnergyProj + electron_mass_c2; |
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375 | G4double x = kinEnergyProd/kinEnergyProj; |
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376 | G4double gam = energy/electron_mass_c2; |
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377 | G4double gamma2 = gam*gam; |
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378 | G4double beta2 = 1.0 - 1.0/gamma2; |
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379 | |
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380 | G4double g = (2.0*gam - 1.0)/gamma2; |
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381 | G4double y = 1.0 - x; |
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382 | G4double fac=twopi_mc2_rcl2/electron_mass_c2; |
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383 | G4double dCS = fac*( 1.-g + ((1.0 - g*x)/(x*x)) + ((1.0 - g*y)/(y*y)))/(beta2*(gam-1)); |
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384 | return dCS/kinEnergyProj; |
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385 | |
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386 | |
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387 | |
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388 | } |
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389 | //////////////////////////////////////////////////////////////////////////////// |
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390 | // |
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391 | G4double G4VEmAdjointModel::DiffCrossSectionFunction2(G4double kinEnergyProj){ |
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392 | //return kinEnergyProj*kinEnergyProj; |
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393 | G4double bias_factor = CS_biasing_factor*kinEnergyScatProjForIntegration/kinEnergyProj; |
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394 | //ApplyBiasing=false; |
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395 | if (!ApplyBiasing) bias_factor = CS_biasing_factor; |
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396 | //G4cout<<bias_factor<<std::endl; |
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397 | if (UseMatrixPerElement ) { |
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398 | return DiffCrossSectionPerAtomPrimToScatPrim(kinEnergyProj,kinEnergyScatProjForIntegration,ZSelectedNucleus,ASelectedNucleus)*bias_factor; |
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399 | } |
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400 | else { |
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401 | return DiffCrossSectionPerVolumePrimToScatPrim(SelectedMaterial,kinEnergyProj,kinEnergyScatProjForIntegration)*bias_factor; |
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402 | |
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403 | } |
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404 | |
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405 | } |
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406 | //////////////////////////////////////////////////////////////////////////////// |
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407 | // |
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408 | std::vector< std::vector<G4double>* > G4VEmAdjointModel::ComputeAdjointCrossSectionVectorPerAtomForSecond( |
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409 | G4double kinEnergyProd, |
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410 | G4double Z, |
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411 | G4double A , |
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412 | G4int nbin_pro_decade) //nb bins pro order of magnitude of energy |
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413 | { G4Integrator<G4VEmAdjointModel, G4double(G4VEmAdjointModel::*)(G4double)> integral; |
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414 | ASelectedNucleus= G4int(A); |
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415 | ZSelectedNucleus=G4int(Z); |
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416 | kinEnergyProdForIntegration = kinEnergyProd; |
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417 | |
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418 | //compute the vector of integrated cross sections |
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419 | //------------------- |
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420 | |
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421 | G4double minEProj= GetSecondAdjEnergyMinForProdToProjCase(kinEnergyProd); |
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422 | G4double maxEProj= GetSecondAdjEnergyMaxForProdToProjCase(kinEnergyProd); |
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423 | G4double E1=minEProj; |
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424 | std::vector< G4double >* log_ESec_vector = new std::vector< G4double >(); |
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425 | std::vector< G4double >* log_Prob_vector = new std::vector< G4double >(); |
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426 | log_ESec_vector->clear(); |
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427 | log_Prob_vector->clear(); |
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428 | log_ESec_vector->push_back(std::log(E1)); |
---|
429 | log_Prob_vector->push_back(-50.); |
---|
430 | |
---|
431 | G4double E2=std::pow(10.,G4double( G4int(std::log10(minEProj)*nbin_pro_decade)+1)/nbin_pro_decade); |
---|
432 | G4double fE=std::pow(10.,1./nbin_pro_decade); |
---|
433 | G4double int_cross_section=0.; |
---|
434 | |
---|
435 | if (std::pow(fE,5.)>(maxEProj/minEProj)) fE = std::pow(maxEProj/minEProj,0.2); |
---|
436 | |
---|
437 | while (E1 <maxEProj*0.9999999){ |
---|
438 | //G4cout<<E1<<'\t'<<E2<<std::endl; |
---|
439 | |
---|
440 | int_cross_section +=integral.Simpson(this, &G4VEmAdjointModel::DiffCrossSectionFunction1,E1,std::min(E2,maxEProj*0.99999999), 10); |
---|
441 | //G4cout<<"int_cross_section 1 "<<'\t'<<int_cross_section<<std::endl; |
---|
442 | log_ESec_vector->push_back(std::log(std::min(E2,maxEProj))); |
---|
443 | log_Prob_vector->push_back(std::log(int_cross_section)); |
---|
444 | E1=E2; |
---|
445 | E2*=fE; |
---|
446 | |
---|
447 | } |
---|
448 | std::vector< std::vector<G4double>* > res_mat; |
---|
449 | res_mat.clear(); |
---|
450 | if (int_cross_section >0.) { |
---|
451 | res_mat.push_back(log_ESec_vector); |
---|
452 | res_mat.push_back(log_Prob_vector); |
---|
453 | } |
---|
454 | |
---|
455 | return res_mat; |
---|
456 | } |
---|
457 | |
---|
458 | ///////////////////////////////////////////////////////////////////////////////////// |
---|
459 | // |
---|
460 | std::vector< std::vector<G4double>* > G4VEmAdjointModel::ComputeAdjointCrossSectionVectorPerAtomForScatProj( |
---|
461 | G4double kinEnergyScatProj, |
---|
462 | G4double Z, |
---|
463 | G4double A , |
---|
464 | G4int nbin_pro_decade) //nb bins pro order of magnitude of energy |
---|
465 | { G4Integrator<G4VEmAdjointModel, G4double(G4VEmAdjointModel::*)(G4double)> integral; |
---|
466 | ASelectedNucleus=G4int(A); |
---|
467 | ZSelectedNucleus=G4int(Z); |
---|
468 | kinEnergyScatProjForIntegration = kinEnergyScatProj; |
---|
469 | |
---|
470 | //compute the vector of integrated cross sections |
---|
471 | //------------------- |
---|
472 | |
---|
473 | G4double minEProj= GetSecondAdjEnergyMinForScatProjToProjCase(kinEnergyScatProj); |
---|
474 | G4double maxEProj= GetSecondAdjEnergyMaxForScatProjToProjCase(kinEnergyScatProj); |
---|
475 | G4double dEmax=maxEProj-kinEnergyScatProj; |
---|
476 | G4double dEmin=GetLowEnergyLimit(); |
---|
477 | G4double dE1=dEmin; |
---|
478 | G4double dE2=dEmin; |
---|
479 | |
---|
480 | |
---|
481 | std::vector< G4double >* log_ESec_vector = new std::vector< G4double >(); |
---|
482 | std::vector< G4double >* log_Prob_vector = new std::vector< G4double >(); |
---|
483 | log_ESec_vector->push_back(std::log(dEmin)); |
---|
484 | log_Prob_vector->push_back(-50.); |
---|
485 | G4int nbins=std::max( G4int(std::log10(dEmax/dEmin))*nbin_pro_decade,5); |
---|
486 | G4double fE=std::pow(dEmax/dEmin,1./nbins); |
---|
487 | |
---|
488 | G4double int_cross_section=0.; |
---|
489 | |
---|
490 | while (dE1 <dEmax*0.9999999999999){ |
---|
491 | dE2=dE1*fE; |
---|
492 | int_cross_section +=integral.Simpson(this, |
---|
493 | &G4VEmAdjointModel::DiffCrossSectionFunction2,minEProj+dE1,std::min(minEProj+dE2,maxEProj), 20); |
---|
494 | //G4cout<<"int_cross_section "<<minEProj+dE1<<'\t'<<int_cross_section<<std::endl; |
---|
495 | log_ESec_vector->push_back(std::log(std::min(dE2,maxEProj))); |
---|
496 | log_Prob_vector->push_back(std::log(int_cross_section)); |
---|
497 | dE1=dE2; |
---|
498 | |
---|
499 | } |
---|
500 | /*G4cout<<"total int_cross_section"<<'\t'<<int_cross_section<<std::endl; |
---|
501 | G4cout<<"energy "<<kinEnergyScatProj<<std::endl;*/ |
---|
502 | |
---|
503 | |
---|
504 | |
---|
505 | |
---|
506 | std::vector< std::vector<G4double> *> res_mat; |
---|
507 | res_mat.clear(); |
---|
508 | if (int_cross_section >0.) { |
---|
509 | res_mat.push_back(log_ESec_vector); |
---|
510 | res_mat.push_back(log_Prob_vector); |
---|
511 | } |
---|
512 | |
---|
513 | return res_mat; |
---|
514 | } |
---|
515 | //////////////////////////////////////////////////////////////////////////////// |
---|
516 | // |
---|
517 | std::vector< std::vector<G4double>* > G4VEmAdjointModel::ComputeAdjointCrossSectionVectorPerVolumeForSecond( |
---|
518 | G4Material* aMaterial, |
---|
519 | G4double kinEnergyProd, |
---|
520 | G4int nbin_pro_decade) //nb bins pro order of magnitude of energy |
---|
521 | { G4Integrator<G4VEmAdjointModel, G4double(G4VEmAdjointModel::*)(G4double)> integral; |
---|
522 | SelectedMaterial= aMaterial; |
---|
523 | kinEnergyProdForIntegration = kinEnergyProd; |
---|
524 | //G4cout<<aMaterial->GetName()<<std::endl; |
---|
525 | //G4cout<<kinEnergyProd/MeV<<std::endl; |
---|
526 | //compute the vector of integrated cross sections |
---|
527 | //------------------- |
---|
528 | |
---|
529 | G4double minEProj= GetSecondAdjEnergyMinForProdToProjCase(kinEnergyProd); |
---|
530 | G4double maxEProj= GetSecondAdjEnergyMaxForProdToProjCase(kinEnergyProd); |
---|
531 | G4double E1=minEProj; |
---|
532 | std::vector< G4double >* log_ESec_vector = new std::vector< G4double >(); |
---|
533 | std::vector< G4double >* log_Prob_vector = new std::vector< G4double >(); |
---|
534 | log_ESec_vector->clear(); |
---|
535 | log_Prob_vector->clear(); |
---|
536 | log_ESec_vector->push_back(std::log(E1)); |
---|
537 | log_Prob_vector->push_back(-50.); |
---|
538 | |
---|
539 | G4double E2=std::pow(10.,G4double( G4int(std::log10(minEProj)*nbin_pro_decade)+1)/nbin_pro_decade); |
---|
540 | G4double fE=std::pow(10.,1./nbin_pro_decade); |
---|
541 | G4double int_cross_section=0.; |
---|
542 | |
---|
543 | if (std::pow(fE,5.)>(maxEProj/minEProj)) fE = std::pow(maxEProj/minEProj,0.2); |
---|
544 | |
---|
545 | while (E1 <maxEProj*0.9999999){ |
---|
546 | //G4cout<<E1<<'\t'<<E2<<std::endl; |
---|
547 | |
---|
548 | int_cross_section +=integral.Simpson(this, &G4VEmAdjointModel::DiffCrossSectionFunction1,E1,std::min(E2,maxEProj*0.99999999), 10); |
---|
549 | //G4cout<<"int_cross_section 1 "<<E1<<'\t'<<int_cross_section<<std::endl; |
---|
550 | log_ESec_vector->push_back(std::log(std::min(E2,maxEProj))); |
---|
551 | log_Prob_vector->push_back(std::log(int_cross_section)); |
---|
552 | E1=E2; |
---|
553 | E2*=fE; |
---|
554 | |
---|
555 | } |
---|
556 | std::vector< std::vector<G4double>* > res_mat; |
---|
557 | res_mat.clear(); |
---|
558 | |
---|
559 | //if (int_cross_section >0.) { |
---|
560 | res_mat.push_back(log_ESec_vector); |
---|
561 | res_mat.push_back(log_Prob_vector); |
---|
562 | //} |
---|
563 | |
---|
564 | return res_mat; |
---|
565 | } |
---|
566 | |
---|
567 | ///////////////////////////////////////////////////////////////////////////////////// |
---|
568 | // |
---|
569 | std::vector< std::vector<G4double>* > G4VEmAdjointModel::ComputeAdjointCrossSectionVectorPerVolumeForScatProj( |
---|
570 | G4Material* aMaterial, |
---|
571 | G4double kinEnergyScatProj, |
---|
572 | G4int nbin_pro_decade) //nb bins pro order of magnitude of energy |
---|
573 | { G4Integrator<G4VEmAdjointModel, G4double(G4VEmAdjointModel::*)(G4double)> integral; |
---|
574 | SelectedMaterial= aMaterial; |
---|
575 | kinEnergyScatProjForIntegration = kinEnergyScatProj; |
---|
576 | /*G4cout<<name<<std::endl; |
---|
577 | G4cout<<aMaterial->GetName()<<std::endl; |
---|
578 | G4cout<<kinEnergyScatProj/MeV<<std::endl;*/ |
---|
579 | //compute the vector of integrated cross sections |
---|
580 | //------------------- |
---|
581 | |
---|
582 | G4double minEProj= GetSecondAdjEnergyMinForScatProjToProjCase(kinEnergyScatProj); |
---|
583 | G4double maxEProj= GetSecondAdjEnergyMaxForScatProjToProjCase(kinEnergyScatProj); |
---|
584 | |
---|
585 | |
---|
586 | G4double dEmax=maxEProj-kinEnergyScatProj; |
---|
587 | G4double dEmin=GetLowEnergyLimit(); |
---|
588 | G4double dE1=dEmin; |
---|
589 | G4double dE2=dEmin; |
---|
590 | |
---|
591 | |
---|
592 | std::vector< G4double >* log_ESec_vector = new std::vector< G4double >(); |
---|
593 | std::vector< G4double >* log_Prob_vector = new std::vector< G4double >(); |
---|
594 | log_ESec_vector->push_back(std::log(dEmin)); |
---|
595 | log_Prob_vector->push_back(-50.); |
---|
596 | G4int nbins=std::max( G4int(std::log10(dEmax/dEmin))*nbin_pro_decade,5); |
---|
597 | G4double fE=std::pow(dEmax/dEmin,1./nbins); |
---|
598 | |
---|
599 | G4double int_cross_section=0.; |
---|
600 | |
---|
601 | while (dE1 <dEmax*0.9999999999999){ |
---|
602 | dE2=dE1*fE; |
---|
603 | int_cross_section +=integral.Simpson(this, |
---|
604 | &G4VEmAdjointModel::DiffCrossSectionFunction2,minEProj+dE1,std::min(minEProj+dE2,maxEProj), 20); |
---|
605 | //G4cout<<"int_cross_section "<<minEProj+dE1<<'\t'<<int_cross_section<<std::endl; |
---|
606 | log_ESec_vector->push_back(std::log(std::min(dE2,maxEProj))); |
---|
607 | log_Prob_vector->push_back(std::log(int_cross_section)); |
---|
608 | dE1=dE2; |
---|
609 | |
---|
610 | } |
---|
611 | |
---|
612 | |
---|
613 | |
---|
614 | |
---|
615 | |
---|
616 | std::vector< std::vector<G4double> *> res_mat; |
---|
617 | res_mat.clear(); |
---|
618 | if (int_cross_section >0.) { |
---|
619 | res_mat.push_back(log_ESec_vector); |
---|
620 | res_mat.push_back(log_Prob_vector); |
---|
621 | } |
---|
622 | |
---|
623 | return res_mat; |
---|
624 | } |
---|
625 | ////////////////////////////////////////////////////////////////////////////// |
---|
626 | // |
---|
627 | G4double G4VEmAdjointModel::SampleAdjSecEnergyFromCSMatrix(size_t MatrixIndex,G4double aPrimEnergy,G4bool IsScatProjToProjCase) |
---|
628 | { |
---|
629 | |
---|
630 | |
---|
631 | G4AdjointCSMatrix* theMatrix= (*pOnCSMatrixForProdToProjBackwardScattering)[MatrixIndex]; |
---|
632 | if (IsScatProjToProjCase) theMatrix= (*pOnCSMatrixForScatProjToProjBackwardScattering)[MatrixIndex]; |
---|
633 | std::vector< G4double >* theLogPrimEnergyVector = theMatrix->GetLogPrimEnergyVector(); |
---|
634 | //G4double dLog = theMatrix->GetDlog(); |
---|
635 | |
---|
636 | |
---|
637 | |
---|
638 | if (theLogPrimEnergyVector->size() ==0){ |
---|
639 | G4cout<<"No data are contained in the given AdjointCSMatrix!"<<std::endl; |
---|
640 | G4cout<<"The sampling procedure will be stopped."<<std::endl; |
---|
641 | return 0.; |
---|
642 | |
---|
643 | } |
---|
644 | |
---|
645 | G4AdjointInterpolator* theInterpolator=G4AdjointInterpolator::GetInstance(); |
---|
646 | G4double aLogPrimEnergy = std::log(aPrimEnergy); |
---|
647 | size_t ind =theInterpolator->FindPositionForLogVector(aLogPrimEnergy,*theLogPrimEnergyVector); |
---|
648 | |
---|
649 | |
---|
650 | G4double aLogPrimEnergy1,aLogPrimEnergy2; |
---|
651 | G4double aLogCS1,aLogCS2; |
---|
652 | G4double log01,log02; |
---|
653 | std::vector< G4double>* aLogSecondEnergyVector1 =0; |
---|
654 | std::vector< G4double>* aLogSecondEnergyVector2 =0; |
---|
655 | std::vector< G4double>* aLogProbVector1=0; |
---|
656 | std::vector< G4double>* aLogProbVector2=0; |
---|
657 | std::vector< size_t>* aLogProbVectorIndex1=0; |
---|
658 | std::vector< size_t>* aLogProbVectorIndex2=0; |
---|
659 | |
---|
660 | theMatrix->GetData(ind, aLogPrimEnergy1,aLogCS1,log01, aLogSecondEnergyVector1,aLogProbVector1,aLogProbVectorIndex1); |
---|
661 | theMatrix->GetData(ind+1, aLogPrimEnergy2,aLogCS2,log02, aLogSecondEnergyVector2,aLogProbVector2,aLogProbVectorIndex2); |
---|
662 | |
---|
663 | G4double rand_var = G4UniformRand(); |
---|
664 | G4double log_rand_var= std::log(rand_var); |
---|
665 | G4double log_Tcut =std::log(currentTcutForDirectSecond); |
---|
666 | G4double Esec=0; |
---|
667 | G4double log_dE1,log_dE2; |
---|
668 | G4double log_rand_var1,log_rand_var2; |
---|
669 | G4double log_E1,log_E2; |
---|
670 | log_rand_var1=log_rand_var; |
---|
671 | log_rand_var2=log_rand_var; |
---|
672 | |
---|
673 | G4double Emin=0.; |
---|
674 | G4double Emax=0.; |
---|
675 | if (theMatrix->IsScatProjToProjCase()){ //case where Tcut plays a role |
---|
676 | //G4cout<<"Here "<<std::endl; |
---|
677 | if (ApplyCutInRange) { |
---|
678 | if (second_part_of_same_type && currentTcutForDirectSecond>aPrimEnergy) return aPrimEnergy; |
---|
679 | /*if (IsIonisation){ |
---|
680 | G4double inv_Tcut= 1./currentTcutForDirectSecond; |
---|
681 | G4double inv_dE=inv_Tcut-rand_var*(inv_Tcut-1./aPrimEnergy); |
---|
682 | Esec= aPrimEnergy+1./inv_dE; |
---|
683 | //return Esec; |
---|
684 | G4double dE1=currentTcutForDirectSecond; |
---|
685 | G4double dE2=currentTcutForDirectSecond*1.00001; |
---|
686 | G4double dCS1=DiffCrossSectionMoller(aPrimEnergy+dE1,dE1); |
---|
687 | G4double dCS2=DiffCrossSectionMoller(aPrimEnergy+dE2,dE2); |
---|
688 | G4double alpha1=std::log(dCS1/dCS2)/std::log(dE1/dE2); |
---|
689 | G4double a1=dCS1/std::pow(dE1,alpha1); |
---|
690 | dCS1=DiffCrossSectionMoller(aPrimEnergy+dE1,dE1); |
---|
691 | dCS2=DiffCrossSectionMoller(aPrimEnergy+dE2,dE2); |
---|
692 | |
---|
693 | return Esec; |
---|
694 | |
---|
695 | |
---|
696 | |
---|
697 | dE1=aPrimEnergy/1.00001; |
---|
698 | dE2=aPrimEnergy; |
---|
699 | dCS1=DiffCrossSectionMoller(aPrimEnergy+dE1,dE1); |
---|
700 | dCS2=DiffCrossSectionMoller(aPrimEnergy+dE2,dE2); |
---|
701 | G4double alpha2=std::log(dCS1/dCS2)/std::log(dE1/dE2); |
---|
702 | G4double a2=dCS1/std::pow(dE1,alpha1); |
---|
703 | return Esec; |
---|
704 | |
---|
705 | |
---|
706 | |
---|
707 | |
---|
708 | }*/ |
---|
709 | log_rand_var1=log_rand_var+theInterpolator->InterpolateForLogVector(log_Tcut,*aLogSecondEnergyVector1,*aLogProbVector1); |
---|
710 | log_rand_var2=log_rand_var+theInterpolator->InterpolateForLogVector(log_Tcut,*aLogSecondEnergyVector2,*aLogProbVector2); |
---|
711 | |
---|
712 | } |
---|
713 | log_dE1 = theInterpolator->Interpolate(log_rand_var1,*aLogProbVector1,*aLogSecondEnergyVector1,"Lin"); |
---|
714 | log_dE2 = theInterpolator->Interpolate(log_rand_var2,*aLogProbVector2,*aLogSecondEnergyVector2,"Lin"); |
---|
715 | |
---|
716 | /*log_dE1 = theInterpolator->InterpolateWithIndexVector(log_rand_var1,*aLogProbVector1,*aLogSecondEnergyVector1,*aLogProbVectorIndex1,log01,dLog); |
---|
717 | log_dE2 = theInterpolator->InterpolateWithIndexVector(log_rand_var1,*aLogProbVector1,*aLogSecondEnergyVector1,*aLogProbVectorIndex1,log02,dLog); |
---|
718 | */ |
---|
719 | |
---|
720 | |
---|
721 | |
---|
722 | |
---|
723 | |
---|
724 | Esec = aPrimEnergy + |
---|
725 | std::exp(theInterpolator->LinearInterpolation(aLogPrimEnergy,aLogPrimEnergy1,aLogPrimEnergy2,log_dE1,log_dE2)); |
---|
726 | |
---|
727 | Emin=GetSecondAdjEnergyMinForScatProjToProjCase(aPrimEnergy); |
---|
728 | Emax=GetSecondAdjEnergyMaxForScatProjToProjCase(aPrimEnergy); |
---|
729 | Esec=std::max(Esec,Emin); |
---|
730 | Esec=std::min(Esec,Emax); |
---|
731 | |
---|
732 | |
---|
733 | //G4cout<<"Esec "<<Esec<<std::endl; |
---|
734 | //if (Esec > 2.*aPrimEnergy && second_part_of_same_type) Esec = 2.*aPrimEnergy; |
---|
735 | } |
---|
736 | else { //Tcut condition is already full-filled |
---|
737 | /*G4cout<<"Start "<<std::endl; |
---|
738 | G4cout<<std::exp((*aLogProbVector1)[0])<<std::endl; |
---|
739 | G4cout<<std::exp((*aLogProbVector2)[0])<<std::endl;*/ |
---|
740 | /*G4double inv_E1= .5/aPrimEnergy; |
---|
741 | |
---|
742 | G4double inv_E=inv_E1-rand_var*(inv_E1-0.00001); |
---|
743 | Esec= 1./inv_E; |
---|
744 | return Esec;*/ |
---|
745 | log_E1 = theInterpolator->Interpolate(log_rand_var,*aLogProbVector1,*aLogSecondEnergyVector1,"Lin"); |
---|
746 | log_E2 = theInterpolator->Interpolate(log_rand_var,*aLogProbVector2,*aLogSecondEnergyVector2,"Lin"); |
---|
747 | /*log_E1 = theInterpolator->InterpolateWithIndexVector(log_rand_var1,*aLogProbVector1,*aLogSecondEnergyVector1,*aLogProbVectorIndex1,log01,dLog); |
---|
748 | log_E2 = theInterpolator->InterpolateWithIndexVector(log_rand_var1,*aLogProbVector1,*aLogSecondEnergyVector1,*aLogProbVectorIndex1,log02,dLog); |
---|
749 | */ |
---|
750 | |
---|
751 | |
---|
752 | /*G4cout<<std::exp(log_E1)<<std::endl; |
---|
753 | G4cout<<std::exp(log_E2)<<std::endl;*/ |
---|
754 | |
---|
755 | Esec = std::exp(theInterpolator->LinearInterpolation(aLogPrimEnergy,aLogPrimEnergy1,aLogPrimEnergy2,log_E1,log_E2)); |
---|
756 | Emin=GetSecondAdjEnergyMinForProdToProjCase(aPrimEnergy); |
---|
757 | Emax=GetSecondAdjEnergyMaxForProdToProjCase(aPrimEnergy); |
---|
758 | Esec=std::max(Esec,Emin); |
---|
759 | Esec=std::min(Esec,Emax); |
---|
760 | |
---|
761 | } |
---|
762 | |
---|
763 | return Esec; |
---|
764 | |
---|
765 | |
---|
766 | |
---|
767 | |
---|
768 | |
---|
769 | } |
---|
770 | ////////////////////////////////////////////////////////////////////////////// |
---|
771 | // |
---|
772 | G4double G4VEmAdjointModel::SampleAdjSecEnergyFromDiffCrossSectionPerAtom(G4double prim_energy,G4bool IsScatProjToProjCase) |
---|
773 | { |
---|
774 | // here we try to use the rejection method |
---|
775 | //----------------------------------------- |
---|
776 | |
---|
777 | G4double E=0; |
---|
778 | G4double x,xmin,greject,q; |
---|
779 | if ( IsScatProjToProjCase){ |
---|
780 | G4double Emax = GetSecondAdjEnergyMaxForScatProjToProjCase(prim_energy); |
---|
781 | G4double Emin= prim_energy+currentTcutForDirectSecond; |
---|
782 | xmin=Emin/Emax; |
---|
783 | G4double grejmax = DiffCrossSectionPerAtomPrimToScatPrim(Emin,prim_energy,1)*prim_energy; |
---|
784 | |
---|
785 | do { |
---|
786 | q = G4UniformRand(); |
---|
787 | x = 1./(q*(1./xmin -1.) +1.); |
---|
788 | E=x*Emax; |
---|
789 | greject = DiffCrossSectionPerAtomPrimToScatPrim( E,prim_energy ,1)*prim_energy; |
---|
790 | |
---|
791 | } |
---|
792 | |
---|
793 | while( greject < G4UniformRand()*grejmax ); |
---|
794 | |
---|
795 | } |
---|
796 | else { |
---|
797 | G4double Emax = GetSecondAdjEnergyMaxForProdToProjCase(prim_energy); |
---|
798 | G4double Emin= GetSecondAdjEnergyMinForProdToProjCase(prim_energy);; |
---|
799 | xmin=Emin/Emax; |
---|
800 | G4double grejmax = DiffCrossSectionPerAtomPrimToSecond(Emin,prim_energy,1); |
---|
801 | do { |
---|
802 | q = G4UniformRand(); |
---|
803 | x = std::pow(xmin, q); |
---|
804 | E=x*Emax; |
---|
805 | greject = DiffCrossSectionPerAtomPrimToSecond( E,prim_energy ,1); |
---|
806 | |
---|
807 | } |
---|
808 | |
---|
809 | while( greject < G4UniformRand()*grejmax ); |
---|
810 | |
---|
811 | |
---|
812 | |
---|
813 | } |
---|
814 | |
---|
815 | return E; |
---|
816 | |
---|
817 | |
---|
818 | |
---|
819 | |
---|
820 | |
---|
821 | } |
---|
822 | ////////////////////////////////////////////////////////////////////////////// |
---|
823 | // |
---|
824 | G4double G4VEmAdjointModel::GetSecondAdjEnergyMaxForScatProjToProjCase(G4double kinEnergyScatProj) |
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825 | { G4double maxEProj= HighEnergyLimit; |
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826 | if (second_part_of_same_type) maxEProj=std::min(kinEnergyScatProj*2.,HighEnergyLimit); |
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827 | return maxEProj; |
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828 | } |
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829 | ////////////////////////////////////////////////////////////////////////////// |
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830 | // |
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831 | G4double G4VEmAdjointModel::GetSecondAdjEnergyMinForScatProjToProjCase(G4double PrimAdjEnergy,G4double Tcut) |
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832 | { return PrimAdjEnergy+Tcut; |
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833 | } |
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834 | ////////////////////////////////////////////////////////////////////////////// |
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835 | // |
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836 | G4double G4VEmAdjointModel::GetSecondAdjEnergyMaxForProdToProjCase(G4double ) |
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837 | { return HighEnergyLimit; |
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838 | } |
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839 | ////////////////////////////////////////////////////////////////////////////// |
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840 | // |
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841 | G4double G4VEmAdjointModel::GetSecondAdjEnergyMinForProdToProjCase(G4double PrimAdjEnergy) |
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842 | { G4double minEProj=PrimAdjEnergy; |
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843 | if (second_part_of_same_type) minEProj=PrimAdjEnergy*2.; |
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844 | return minEProj; |
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845 | } |
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846 | //////////////////////////////////////////////////////////////////////////////////////////// |
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847 | // |
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848 | void G4VEmAdjointModel::DefineCurrentMaterial(const G4MaterialCutsCouple* couple) |
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849 | { if(couple != currentCouple) { |
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850 | currentCouple = const_cast<G4MaterialCutsCouple*> (couple); |
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851 | currentMaterial = const_cast<G4Material*> (couple->GetMaterial()); |
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852 | currentCoupleIndex = couple->GetIndex(); |
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853 | currentMaterialIndex = currentMaterial->GetIndex(); |
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854 | size_t idx=56; |
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855 | |
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856 | if (theAdjEquivOfDirectPrimPartDef) { |
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857 | if (theAdjEquivOfDirectPrimPartDef->GetParticleName() == "adj_gamma") idx = 0; |
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858 | else if (theAdjEquivOfDirectPrimPartDef->GetParticleName() == "adj_e-") idx = 1; |
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859 | else if (theAdjEquivOfDirectPrimPartDef->GetParticleName() == "adj_e+") idx = 2; |
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860 | const std::vector<G4double>* aVec = G4ProductionCutsTable::GetProductionCutsTable()->GetEnergyCutsVector(idx); |
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861 | currentTcutForDirectPrim=(*aVec)[currentCoupleIndex]; |
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862 | } |
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863 | |
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864 | |
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865 | if (theAdjEquivOfDirectPrimPartDef == theAdjEquivOfDirectSecondPartDef) { |
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866 | currentTcutForDirectSecond = currentTcutForDirectPrim; |
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867 | } |
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868 | else { |
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869 | if (theAdjEquivOfDirectSecondPartDef){ |
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870 | if (theAdjEquivOfDirectSecondPartDef->GetParticleName() == "adj_gamma") idx = 0; |
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871 | else if (theAdjEquivOfDirectSecondPartDef->GetParticleName() == "adj_e-") idx = 1; |
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872 | else if (theAdjEquivOfDirectSecondPartDef->GetParticleName() == "adj_e+") idx = 2; |
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873 | const std::vector<G4double>* aVec = G4ProductionCutsTable::GetProductionCutsTable()->GetEnergyCutsVector(idx); |
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874 | currentTcutForDirectSecond=(*aVec)[currentCoupleIndex]; |
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875 | } |
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876 | } |
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877 | } |
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878 | } |
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