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Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // >> 26 // $Id: G4MuBremsstrahlungModel.hh,v 1.21 2008/07/22 16:11:34 vnivanch Exp $ >> 27 // GEANT4 tag $Name: geant4-09-02 $ 26 // 28 // 27 // ------------------------------------------- 29 // ------------------------------------------------------------------- 28 // 30 // 29 // GEANT4 Class header file 31 // GEANT4 Class header file 30 // 32 // 31 // 33 // 32 // File name: G4MuBremsstrahlungModel 34 // File name: G4MuBremsstrahlungModel 33 // 35 // 34 // Author: Vladimir Ivanchenko on base 36 // Author: Vladimir Ivanchenko on base of Laszlo Urban code 35 // 37 // 36 // Creation date: 18.05.2002 38 // Creation date: 18.05.2002 37 // 39 // 38 // Modifications: 40 // Modifications: 39 // 41 // 40 // 23-12-02 Change interface in order to move 42 // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko) 41 // 27-01-03 Make models region aware (V.Ivanch 43 // 27-01-03 Make models region aware (V.Ivanchenko) 42 // 13-02-03 Add name (V.Ivanchenko) 44 // 13-02-03 Add name (V.Ivanchenko) 43 // 10-02-04 Add lowestKinEnergy (V.Ivanchenko) 45 // 10-02-04 Add lowestKinEnergy (V.Ivanchenko) 44 // 08-04-05 Major optimisation of internal int 46 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko) 45 // 13-02-06 Add ComputeCrossSectionPerAtom (mm 47 // 13-02-06 Add ComputeCrossSectionPerAtom (mma) 46 // 11-10-07 Add ignoreCut flag (V.Ivanchenko) 48 // 11-10-07 Add ignoreCut flag (V.Ivanchenko) 47 // 28-02-08 Reorganized protected methods and 49 // 28-02-08 Reorganized protected methods and members (V.Ivanchenko) 48 // 06-03-08 Remove obsolete methods and member 50 // 06-03-08 Remove obsolete methods and members (V.Ivanchenko) 49 // 31-05-13 Use element selectors instead of l << 51 // >> 52 50 // 53 // 51 // Class Description: 54 // Class Description: 52 // 55 // 53 // Implementation of bremssrahlung by muons 56 // Implementation of bremssrahlung by muons 54 // A.G. Bogdanov et al., IEEE Trans. Nuc. Sci. << 57 55 // << 56 // ------------------------------------------- 58 // ------------------------------------------------------------------- 57 // 59 // 58 60 59 #ifndef G4MuBremsstrahlungModel_h 61 #ifndef G4MuBremsstrahlungModel_h 60 #define G4MuBremsstrahlungModel_h 1 62 #define G4MuBremsstrahlungModel_h 1 61 63 62 #include "G4VEmModel.hh" 64 #include "G4VEmModel.hh" 63 #include "G4NistManager.hh" 65 #include "G4NistManager.hh" 64 #include "G4Exp.hh" << 65 66 66 class G4Element; 67 class G4Element; 67 class G4ParticleChangeForLoss; 68 class G4ParticleChangeForLoss; 68 69 69 class G4MuBremsstrahlungModel : public G4VEmMo 70 class G4MuBremsstrahlungModel : public G4VEmModel 70 { 71 { 71 72 72 public: 73 public: 73 74 74 explicit G4MuBremsstrahlungModel(const G4Par << 75 G4MuBremsstrahlungModel(const G4ParticleDefinition* p = 0, 75 const G4Str << 76 const G4String& nam = "MuBrem"); 76 77 77 ~G4MuBremsstrahlungModel() override = defaul << 78 virtual ~G4MuBremsstrahlungModel(); 78 79 79 void Initialise(const G4ParticleDefinition*, << 80 void SetParticle(const G4ParticleDefinition*); 80 81 81 void InitialiseLocal(const G4ParticleDefinit << 82 void Initialise(const G4ParticleDefinition*, const G4DataVector&); 82 G4VEmModel* masterModel << 83 83 84 G4double MinEnergyCut(const G4ParticleDefini 84 G4double MinEnergyCut(const G4ParticleDefinition*, 85 const G4MaterialCutsCo << 85 const G4MaterialCutsCouple*); 86 86 87 G4double ComputeCrossSectionPerAtom( << 87 virtual G4double ComputeCrossSectionPerAtom( 88 const G4ParticleDefinition*, 88 const G4ParticleDefinition*, 89 G4double kineticEnergy, 89 G4double kineticEnergy, 90 G4double Z, G4double A, 90 G4double Z, G4double A, 91 G4double cutEnergy, 91 G4double cutEnergy, 92 G4double maxEnergy) override; << 92 G4double maxEnergy); 93 93 94 G4double ComputeDEDXPerVolume(const G4Materi << 94 virtual G4double ComputeDEDXPerVolume(const G4Material*, 95 const G4Partic 95 const G4ParticleDefinition*, 96 G4double kinet 96 G4double kineticEnergy, 97 G4double cutEn << 97 G4double cutEnergy); 98 98 99 void SampleSecondaries(std::vector<G4Dynamic 99 void SampleSecondaries(std::vector<G4DynamicParticle*>*, 100 const G4MaterialCutsC << 100 const G4MaterialCutsCouple*, 101 const G4DynamicParticle*, 101 const G4DynamicParticle*, 102 G4double tmin, 102 G4double tmin, 103 G4double maxEnergy) override; << 103 G4double maxEnergy); 104 104 105 inline void SetLowestKineticEnergy(G4double 105 inline void SetLowestKineticEnergy(G4double e); 106 106 107 G4double MinPrimaryEnergy(const G4Material*, << 108 G4double) override << 109 << 110 // hide assignment operator << 111 G4MuBremsstrahlungModel & << 112 operator=(const G4MuBremsstrahlungModel & << 113 G4MuBremsstrahlungModel(const G4MuBremsstra << 114 << 115 protected: 107 protected: 116 108 117 G4double ComputMuBremLoss(G4double Z, G4doub 109 G4double ComputMuBremLoss(G4double Z, G4double tkin, G4double cut); 118 110 119 G4double ComputeMicroscopicCrossSection(G4do 111 G4double ComputeMicroscopicCrossSection(G4double tkin, 120 G4double Z, 112 G4double Z, 121 G4double cut); 113 G4double cut); 122 114 123 virtual G4double ComputeDMicroscopicCrossSec 115 virtual G4double ComputeDMicroscopicCrossSection(G4double tkin, 124 G4double Z, 116 G4double Z, 125 G4double gammaEnergy); 117 G4double gammaEnergy); 126 118 127 void SetParticle(const G4ParticleDefinition* << 119 G4double MaxSecondaryEnergy(const G4ParticleDefinition*, >> 120 G4double kineticEnergy); >> 121 >> 122 private: >> 123 >> 124 G4DataVector* ComputePartialSumSigma(const G4Material* material, >> 125 G4double tkin, G4double cut); >> 126 >> 127 const G4Element* SelectRandomAtom(const G4MaterialCutsCouple* couple) const; >> 128 >> 129 // hide assignment operator >> 130 G4MuBremsstrahlungModel & operator=(const G4MuBremsstrahlungModel &right); >> 131 G4MuBremsstrahlungModel(const G4MuBremsstrahlungModel&); 128 132 129 protected: 133 protected: 130 134 131 const G4ParticleDefinition* particle = nullp << 135 const G4ParticleDefinition* particle; 132 G4ParticleDefinition* theGamma = nullptr; << 136 G4NistManager* nist; 133 G4ParticleChangeForLoss* fParticleChange = n << 137 G4double mass; 134 G4NistManager* nist = nullptr; << 138 G4double rmass; 135 << 139 G4double cc; 136 G4double mass = 1.0; << 140 G4double coeff; 137 G4double rmass = 1.0; << 138 G4double cc = 1.0; << 139 G4double coeff = 1.0; << 140 G4double sqrte; 141 G4double sqrte; 141 G4double bh = 202.4; << 142 G4double bh; 142 G4double bh1 = 446.; << 143 G4double bh1; 143 G4double btf = 183.; << 144 G4double btf; 144 G4double btf1 = 1429.; << 145 G4double btf1; 145 146 >> 147 private: >> 148 >> 149 G4ParticleDefinition* theGamma; >> 150 G4ParticleChangeForLoss* fParticleChange; >> 151 >> 152 G4double highKinEnergy; >> 153 G4double lowKinEnergy; 146 G4double lowestKinEnergy; 154 G4double lowestKinEnergy; 147 G4double minThreshold; 155 G4double minThreshold; 148 156 149 static const G4double xgi[6]; << 157 std::vector<G4DataVector*> partialSumSigma; 150 static const G4double wgi[6]; << 151 static G4double fDN[93]; << 152 }; 158 }; 153 159 154 //....oooOO0OOooo........oooOO0OOooo........oo 160 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 155 161 >> 162 inline >> 163 G4double G4MuBremsstrahlungModel::MaxSecondaryEnergy(const G4ParticleDefinition*, >> 164 G4double kineticEnergy) >> 165 { >> 166 return kineticEnergy; >> 167 } >> 168 >> 169 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... >> 170 156 inline void G4MuBremsstrahlungModel::SetLowest 171 inline void G4MuBremsstrahlungModel::SetLowestKineticEnergy(G4double e) 157 { 172 { 158 lowestKinEnergy = e; 173 lowestKinEnergy = e; >> 174 } >> 175 >> 176 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... >> 177 >> 178 inline >> 179 G4double G4MuBremsstrahlungModel::MinEnergyCut(const G4ParticleDefinition*, >> 180 const G4MaterialCutsCouple*) >> 181 { >> 182 return minThreshold; >> 183 } >> 184 >> 185 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... >> 186 >> 187 inline >> 188 void G4MuBremsstrahlungModel::SetParticle(const G4ParticleDefinition* p) >> 189 { >> 190 if(!particle) { >> 191 particle = p; >> 192 mass = particle->GetPDGMass(); >> 193 rmass=mass/electron_mass_c2 ; >> 194 cc=classic_electr_radius/rmass ; >> 195 coeff= 16.*fine_structure_const*cc*cc/3. ; >> 196 } 159 } 197 } 160 198 161 //....oooOO0OOooo........oooOO0OOooo........oo 199 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 162 200 163 #endif 201 #endif 164 202