[819] | 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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[1055] | 26 | // $Id: G4BraggIonModel.hh,v 1.12 2009/02/20 12:06:37 vnivanch Exp $ |
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[1337] | 27 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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[819] | 28 | // |
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| 29 | // ------------------------------------------------------------------- |
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| 30 | // |
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| 31 | // GEANT4 Class header file |
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| 32 | // |
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| 33 | // |
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| 34 | // File name: G4BraggIonModel |
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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: 13.10.2004 |
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| 39 | // |
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| 40 | // Modifications: |
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| 41 | // 09-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko) |
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| 42 | // 11-05-05 Major optimisation of internal interfaces (V.Ivantchenko) |
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| 43 | // 15-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma) |
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| 44 | // 25-04-06 Add stopping data from ASTAR (V.Ivanchenko) |
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[961] | 45 | // 12-08-08 Added methods GetParticleCharge, GetChargeSquareRatio, |
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| 46 | // CorrectionsAlongStep needed for ions(V.Ivanchenko) |
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[819] | 47 | |
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| 48 | // |
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| 49 | // Class Description: |
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| 50 | // |
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| 51 | // Implementation of energy loss and delta-electron production |
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[961] | 52 | // by heavy slow charged particles using ICRU'49 and NIST evaluated data |
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| 53 | // for He4 ions |
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[819] | 54 | |
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| 55 | // ------------------------------------------------------------------- |
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| 56 | // |
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| 57 | |
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| 58 | #ifndef G4BraggIonModel_h |
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| 59 | #define G4BraggIonModel_h 1 |
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| 60 | |
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| 61 | #include "G4VEmModel.hh" |
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| 62 | #include "G4ASTARStopping.hh" |
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| 63 | |
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| 64 | class G4ParticleChangeForLoss; |
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[961] | 65 | class G4EmCorrections; |
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[819] | 66 | |
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| 67 | class G4BraggIonModel : public G4VEmModel |
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| 68 | { |
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| 69 | |
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| 70 | public: |
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| 71 | |
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| 72 | G4BraggIonModel(const G4ParticleDefinition* p = 0, |
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| 73 | const G4String& nam = "BraggIon"); |
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| 74 | |
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| 75 | virtual ~G4BraggIonModel(); |
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| 76 | |
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| 77 | virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&); |
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| 78 | |
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[1055] | 79 | virtual G4double MinEnergyCut(const G4ParticleDefinition*, |
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| 80 | const G4MaterialCutsCouple*); |
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[819] | 81 | |
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| 82 | virtual G4double ComputeCrossSectionPerElectron( |
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| 83 | const G4ParticleDefinition*, |
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| 84 | G4double kineticEnergy, |
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| 85 | G4double cutEnergy, |
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| 86 | G4double maxEnergy); |
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| 87 | |
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| 88 | virtual G4double ComputeCrossSectionPerAtom( |
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| 89 | const G4ParticleDefinition*, |
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| 90 | G4double kineticEnergy, |
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| 91 | G4double Z, G4double A, |
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| 92 | G4double cutEnergy, |
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| 93 | G4double maxEnergy); |
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| 94 | |
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| 95 | virtual G4double CrossSectionPerVolume(const G4Material*, |
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| 96 | const G4ParticleDefinition*, |
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| 97 | G4double kineticEnergy, |
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| 98 | G4double cutEnergy, |
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| 99 | G4double maxEnergy); |
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| 100 | |
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| 101 | virtual G4double ComputeDEDXPerVolume(const G4Material*, |
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| 102 | const G4ParticleDefinition*, |
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| 103 | G4double kineticEnergy, |
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| 104 | G4double cutEnergy); |
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| 105 | |
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| 106 | virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*, |
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| 107 | const G4MaterialCutsCouple*, |
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| 108 | const G4DynamicParticle*, |
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| 109 | G4double tmin, |
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| 110 | G4double maxEnergy); |
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| 111 | |
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[961] | 112 | // Compute ion charge |
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| 113 | virtual G4double GetChargeSquareRatio(const G4ParticleDefinition*, |
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| 114 | const G4Material*, |
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| 115 | G4double kineticEnergy); |
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| 116 | |
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| 117 | virtual G4double GetParticleCharge(const G4ParticleDefinition* p, |
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| 118 | const G4Material* mat, |
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| 119 | G4double kineticEnergy); |
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| 120 | |
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| 121 | // add correction to energy loss and ompute non-ionizing energy loss |
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| 122 | virtual void CorrectionsAlongStep(const G4MaterialCutsCouple*, |
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| 123 | const G4DynamicParticle*, |
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| 124 | G4double& eloss, |
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| 125 | G4double& niel, |
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| 126 | G4double length); |
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| 127 | |
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[819] | 128 | protected: |
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| 129 | |
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[1055] | 130 | virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*, |
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| 131 | G4double kinEnergy); |
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[819] | 132 | |
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| 133 | private: |
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| 134 | |
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| 135 | void SetParticle(const G4ParticleDefinition* p); |
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| 136 | |
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| 137 | G4double HeEffChargeSquare(G4double z, G4double kinEnergyInMeV) const; |
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| 138 | |
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| 139 | // hide assignment operator |
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| 140 | G4BraggIonModel & operator=(const G4BraggIonModel &right); |
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| 141 | G4BraggIonModel(const G4BraggIonModel&); |
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| 142 | |
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| 143 | G4bool HasMaterial(const G4Material* material); |
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| 144 | |
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| 145 | G4double StoppingPower(const G4Material* material, |
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| 146 | G4double kineticEnergy); |
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| 147 | |
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| 148 | G4double ElectronicStoppingPower(G4double z, |
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| 149 | G4double kineticEnergy) const; |
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| 150 | |
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| 151 | void SetMoleculaNumber(G4int number) {iMolecula = number;}; |
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| 152 | |
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| 153 | G4double DEDX(const G4Material* material, G4double kineticEnergy); |
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| 154 | |
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[961] | 155 | G4EmCorrections* corr; |
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| 156 | |
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[819] | 157 | const G4ParticleDefinition* particle; |
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| 158 | G4ParticleDefinition* theElectron; |
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| 159 | G4ParticleChangeForLoss* fParticleChange; |
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| 160 | |
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| 161 | G4ASTARStopping astar; |
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| 162 | |
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| 163 | G4double mass; |
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| 164 | G4double spin; |
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| 165 | G4double chargeSquare; |
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| 166 | G4double massRate; |
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| 167 | G4double ratio; |
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| 168 | G4double lowestKinEnergy; |
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| 169 | G4double HeMass; |
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| 170 | G4double massFactor; |
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[961] | 171 | G4double corrFactor; |
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[819] | 172 | G4double rateMassHe2p; |
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| 173 | G4double theZieglerFactor; |
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| 174 | |
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| 175 | G4int iMolecula; // index in the molecula's table |
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| 176 | G4bool isIon; |
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[961] | 177 | G4bool isInitialised; |
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[819] | 178 | }; |
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| 179 | |
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| 180 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 181 | |
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| 182 | inline void G4BraggIonModel::SetParticle(const G4ParticleDefinition* p) |
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| 183 | { |
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| 184 | particle = p; |
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| 185 | mass = particle->GetPDGMass(); |
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| 186 | spin = particle->GetPDGSpin(); |
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| 187 | G4double q = particle->GetPDGCharge()/eplus; |
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| 188 | chargeSquare = q*q; |
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| 189 | massRate = mass/proton_mass_c2; |
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| 190 | ratio = electron_mass_c2/mass; |
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| 191 | } |
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| 192 | |
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| 193 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 194 | |
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| 195 | #endif |
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