G4hIonEffChargeSquare.hh

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00025 //
00026 //
00027 // -------------------------------------------------------------------
00028 //
00029 // GEANT4 Class file
00030 //
00031 //
00032 // File name:     G4hIonEffChargeSquare
00033 //
00034 // Author:        V.Ivanchenko (Vladimir.Ivanchenko@cern.ch)
00035 // 
00036 // Creation date: 20 July 2000
00037 //
00038 // Modifications: 
00039 // 20/07/2000  V.Ivanchenko First implementation
00040 //
00041 // Class Description: 
00042 //
00043 // Ion effective charge model
00044 // J.F.Ziegler and J.M.Manoyan, The stopping of ions in compaunds,
00045 // Nucl. Inst. & Meth. in Phys. Res. B35 (1988) 215-228.
00046 // Further documentation available from http://www.ge.infn.it/geant4/lowE
00047 
00048 // -------------------------------------------------------------------
00049 //
00050 
00051 #ifndef G4hIonEffChargeSquare_h
00052 #define G4hIonEffChargeSquare_h 1
00053 
00054 #include "globals.hh"
00055 #include "G4VLowEnergyModel.hh"
00056 
00057 class G4Material;
00058 class G4ParticleDefinition;
00059 class G4DynamicParticle;
00060 
00061 class G4hIonEffChargeSquare : public G4VLowEnergyModel
00062 {
00063 
00064 public:
00065 
00066   G4hIonEffChargeSquare(const G4String& name) ;
00067 
00068   ~G4hIonEffChargeSquare() ;
00069 
00070   G4double TheValue(const G4DynamicParticle* particle,
00071                           const G4Material* material);
00072 
00073   G4double TheValue(const G4ParticleDefinition* aParticle,
00074                           const G4Material* material,
00075                                 G4double kineticEnergy);
00076 
00077   G4double HighEnergyLimit(const G4ParticleDefinition* aParticle,
00078                            const G4Material* material) const;
00079 
00080   G4double LowEnergyLimit(const G4ParticleDefinition* aParticle,
00081                           const G4Material* material) const;
00082  
00083   G4double HighEnergyLimit(const G4ParticleDefinition* aParticle) const;
00084 
00085   G4double LowEnergyLimit(const G4ParticleDefinition* aParticle) const;
00086  
00087   G4bool IsInCharge(const G4DynamicParticle* particle,
00088                     const G4Material* material) const;
00089 
00090   G4bool IsInCharge(const G4ParticleDefinition* aParticle,
00091                     const G4Material* material) const;
00092 
00093 protected:
00094 
00095 private:
00096 
00097   G4double IonEffChargeSquare(const G4Material* material, 
00098                                     G4double kineticEnergy,
00099                                     G4double particleMass,
00100                                     G4double ionCharge) const;
00101   // This method returns ion effective charge square parametrised 
00102 
00103   const G4double theHeMassAMU;
00104 
00105 };
00106 
00107 #endif

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