00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // $Id$ 00027 // 00028 // ------------------------------------------------------------------- 00029 // 00030 // GEANT4 Class header file 00031 // 00032 // 00033 // File name: G4alphaIonisation 00034 // 00035 // Author: Vladimir Ivanchenko 00036 // 00037 // Creation date: 28.10.2009 00038 // 00039 // Modifications: 00040 // 00041 // 00042 // Class Description: 00043 // 00044 // This class manages the ionisation process for He ions. Effective charge, 00045 // nuclear stopping power, energy loss corrections are taken into account. 00046 // It inherites from G4VEnergyLossLoss. 00047 // 00048 00049 // ------------------------------------------------------------------- 00050 // 00051 00052 #ifndef G4alphaIonisation_h 00053 #define G4alphaIonisation_h 1 00054 00055 #include "G4VEnergyLossProcess.hh" 00056 00057 class G4Material; 00058 00059 class G4alphaIonisation : public G4VEnergyLossProcess 00060 { 00061 public: 00062 00063 G4alphaIonisation(const G4String& name = "alphaIoni"); 00064 00065 virtual ~G4alphaIonisation(); 00066 00067 virtual G4bool IsApplicable(const G4ParticleDefinition& p); 00068 00069 // Print out of the class parameters 00070 virtual void PrintInfo(); 00071 00072 protected: 00073 00074 virtual void InitialiseEnergyLossProcess(const G4ParticleDefinition*, 00075 const G4ParticleDefinition*); 00076 00077 virtual G4double MinPrimaryEnergy(const G4ParticleDefinition* p, 00078 const G4Material*, G4double cut); 00079 00080 inline G4double BetheBlochEnergyThreshold(); 00081 00082 private: 00083 00084 // hide assignment operator 00085 G4alphaIonisation & operator=(const G4alphaIonisation &right); 00086 G4alphaIonisation(const G4alphaIonisation&); 00087 00088 const G4ParticleDefinition* theParticle; 00089 00090 G4double mass; 00091 G4double ratio; 00092 G4double eth; 00093 00094 G4bool isInitialised; 00095 }; 00096 00097 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 00098 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 00099 00100 inline G4double G4alphaIonisation::BetheBlochEnergyThreshold() 00101 { 00102 return eth; 00103 } 00104 00105 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 00106 00107 #endif