1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4SynchrotronRadiationInMat.hh,v 1.2 2006/06/29 19:55:45 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-02 $ |
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29 | // |
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30 | // ------------------------------------------------------------ |
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31 | // GEANT 4 class header file |
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32 | // CERN Geneva Switzerland |
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33 | // |
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34 | // |
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35 | // History: |
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36 | // 21-5-98 1 version , V. Grichine |
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37 | // 28-05-01, V.Ivanchenko minor changes to provide ANSI -wall compilation |
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38 | // 19-05-06, V.Ivanchenko rename from G4SynchrotronRadiation |
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39 | // |
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40 | // |
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41 | // ------------------------------------------------------------ |
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42 | |
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43 | #ifndef G4SynchrotronRadiationInMat_h |
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44 | #define G4SynchrotronRadiationInMat_h 1 |
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45 | |
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46 | #include "G4ios.hh" |
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47 | #include "globals.hh" |
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48 | #include "Randomize.hh" |
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49 | #include "G4VDiscreteProcess.hh" |
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50 | #include "G4TransportationManager.hh" |
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51 | #include "G4FieldManager.hh" |
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52 | #include "G4Field.hh" |
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53 | #include "G4ThreeVector.hh" |
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54 | #include "G4PropagatorInField.hh" |
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55 | |
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56 | #include "G4Track.hh" |
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57 | #include "G4Step.hh" |
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58 | |
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59 | |
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60 | #include "G4Gamma.hh" |
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61 | #include "G4Electron.hh" |
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62 | #include "G4Positron.hh" |
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63 | |
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64 | |
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65 | #include "G4PhysicsTable.hh" |
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66 | #include "G4PhysicsLogVector.hh" |
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67 | |
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68 | |
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69 | class G4SynchrotronRadiationInMat : public G4VDiscreteProcess |
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70 | { |
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71 | public: |
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72 | |
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73 | G4SynchrotronRadiationInMat(const G4String& processName = |
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74 | "SynchrotronRadiation", |
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75 | G4ProcessType type = fElectromagnetic); |
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76 | |
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77 | virtual ~G4SynchrotronRadiationInMat(); |
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78 | |
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79 | private: |
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80 | |
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81 | G4SynchrotronRadiationInMat & operator=(const G4SynchrotronRadiationInMat &right); |
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82 | |
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83 | G4SynchrotronRadiationInMat(const G4SynchrotronRadiationInMat&); |
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84 | |
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85 | public: ///////////////// Post Step functions ////////////////////////// |
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86 | |
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87 | G4double GetMeanFreePath( const G4Track& track, |
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88 | G4double previousStepSize, |
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89 | G4ForceCondition* condition ); |
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90 | |
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91 | G4VParticleChange *PostStepDoIt( const G4Track& track, |
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92 | const G4Step& Step ); |
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93 | |
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94 | G4double GetPhotonEnergy( const G4Track& trackData, |
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95 | const G4Step& stepData ); |
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96 | |
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97 | G4double GetRandomEnergySR( G4double, G4double ); |
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98 | |
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99 | G4double GetProbSpectrumSRforInt( G4double ); |
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100 | G4double GetIntProbSR( G4double ); |
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101 | |
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102 | G4double GetProbSpectrumSRforEnergy( G4double ); |
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103 | G4double GetEnergyProbSR( G4double ); |
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104 | |
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105 | G4double GetIntegrandForAngleK( G4double ); |
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106 | G4double GetAngleK( G4double ); |
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107 | G4double GetAngleNumberAtGammaKsi( G4double ); |
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108 | |
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109 | |
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110 | |
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111 | G4bool IsApplicable(const G4ParticleDefinition&); |
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112 | |
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113 | static G4double GetLambdaConst(){ return fLambdaConst; }; |
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114 | static G4double GetEnergyConst(){ return fEnergyConst; }; |
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115 | |
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116 | void SetRootNumber(G4int rn){ fRootNumber = rn; }; |
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117 | void SetVerboseLevel(G4int v){ fVerboseLevel = v; }; |
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118 | void SetKsi(G4double ksi){ fKsi = ksi; }; |
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119 | void SetEta(G4double eta){ fEta = eta; }; |
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120 | void SetPsiGamma(G4double psg){ fPsiGamma = psg; }; |
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121 | void SetOrderAngleK(G4double ord){ fOrderAngleK = ord; }; // should be 1/3 or 2/3 |
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122 | |
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123 | protected: |
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124 | |
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125 | private: |
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126 | |
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127 | static const G4double fLambdaConst; |
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128 | |
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129 | static const G4double fEnergyConst; |
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130 | |
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131 | static const G4double fIntegralProbabilityOfSR[200]; |
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132 | |
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133 | |
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134 | const G4double |
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135 | LowestKineticEnergy; // low energy limit of the cross-section formula |
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136 | |
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137 | const G4double |
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138 | HighestKineticEnergy; // high energy limit of the cross-section formula |
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139 | |
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140 | G4int TotBin; // number of bins in the tables |
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141 | |
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142 | G4double CutInRange; |
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143 | |
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144 | const G4ParticleDefinition* theGamma; |
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145 | const G4ParticleDefinition* theElectron; |
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146 | const G4ParticleDefinition* thePositron; |
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147 | |
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148 | const G4double* GammaCutInKineticEnergy; |
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149 | const G4double* ElectronCutInKineticEnergy; |
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150 | const G4double* PositronCutInKineticEnergy; |
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151 | const G4double* ParticleCutInKineticEnergy; |
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152 | |
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153 | |
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154 | G4double GammaCutInKineticEnergyNow; |
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155 | G4double ElectronCutInKineticEnergyNow; |
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156 | G4double PositronCutInKineticEnergyNow; |
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157 | G4double ParticleCutInKineticEnergyNow; |
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158 | |
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159 | G4double fAlpha; |
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160 | G4int fRootNumber; |
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161 | G4double fKsi; // omega/omega_c |
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162 | G4double fPsiGamma; // Psi-angle*gamma |
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163 | G4double fEta; // |
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164 | G4double fOrderAngleK; // 1/3 or 2/3 |
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165 | |
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166 | |
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167 | G4int fVerboseLevel; |
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168 | G4PropagatorInField* fFieldPropagator; |
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169 | |
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170 | }; |
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171 | |
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172 | ////////////////////////// INLINE METHODS ///////////////////////////// |
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173 | |
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174 | inline G4bool |
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175 | G4SynchrotronRadiationInMat::IsApplicable( const G4ParticleDefinition& particle ) |
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176 | { |
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177 | |
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178 | return ( ( &particle == (const G4ParticleDefinition *)theElectron ) || |
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179 | ( &particle == (const G4ParticleDefinition *)thePositron ) ); |
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180 | |
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181 | // return ( particle.GetPDGCharge() != 0.0 ); |
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182 | } |
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183 | |
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184 | #endif // end of G4SynchrotronRadiationInMat.hh |
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185 | |
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