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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 // 27 // ------------------------------------------------------------------- 28 // 29 // GEANT4 Class file 30 // 31 // 32 // File name: IonYangFluctuationModel 33 // 34 // Author: V.Ivanchenko (Vladimir.Ivanchenko@cern.ch) 35 // 36 // Creation date: 18 August 2000 37 // 38 // Modifications: 39 // 18/08/2000 V.Ivanchenko First implementation 40 // 41 // Class Description: 42 // 43 // The aproximation of additional ion energy loss fluctuations 44 // Q.Yang et al., NIM B61(1991)149-155. 45 // Further documentation available from http://www.ge.infn.it/geant4/lowE 46 // and Physics Reference Manual 47 48 // ------------------------------------------------------------------- 49 // 50 51 #ifndef G4IonYangFluctuationModel_h 52 #define G4IonYangFluctuationModel_h 1 53 54 #include "G4VLowEnergyModel.hh" 55 56 class G4IonYangFluctuationModel : public G4VLowEnergyModel 57 { 58 public: 59 explicit G4IonYangFluctuationModel(const G4String& name); 60 61 ~G4IonYangFluctuationModel(); 62 63 G4double TheValue(const G4DynamicParticle* particle, 64 const G4Material* material) override; 65 66 G4double TheValue(const G4ParticleDefinition* aParticle, 67 const G4Material* material, 68 G4double kineticEnergy) override; 69 70 G4double HighEnergyLimit(const G4ParticleDefinition* aParticle, 71 const G4Material* material) const override; 72 73 G4double LowEnergyLimit(const G4ParticleDefinition* aParticle, 74 const G4Material* material) const override; 75 76 G4double HighEnergyLimit(const G4ParticleDefinition* aParticle) 77 const override ; 78 79 G4double LowEnergyLimit(const G4ParticleDefinition* aParticle) 80 const override; 81 82 G4bool IsInCharge(const G4DynamicParticle* particle, 83 const G4Material* material) const override; 84 85 G4bool IsInCharge(const G4ParticleDefinition* aParticle, 86 const G4Material* material) const override; 87 88 private: 89 G4double YangFluctuationModel(const G4Material* material, 90 G4double kineticEnergy, 91 G4double particleMass, 92 G4double charge) const; 93 94 }; 95 96 #endif 97