G4IonYangFluctuationModel.hh

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//
// -------------------------------------------------------------------
//
// GEANT4 Class file
//
//
// File name:     IonYangFluctuationModel
//
// Author:        V.Ivanchenko (Vladimir.Ivanchenko@cern.ch)
// 
// Creation date: 18 August 2000
//
// Modifications: 
// 18/08/2000  V.Ivanchenko First implementation
//
// Class Description: 
//
// The aproximation of additional ion energy loss fluctuations 
// Q.Yang et al., NIM B61(1991)149-155.
// Further documentation available from http://www.ge.infn.it/geant4/lowE
// and Physics Reference Manual

// -------------------------------------------------------------------
//

#ifndef G4IonYangFluctuationModel_h
#define G4IonYangFluctuationModel_h 1

#include "G4VLowEnergyModel.hh"

class G4IonYangFluctuationModel : public G4VLowEnergyModel
{

public: 

  G4IonYangFluctuationModel(const G4String& name);

  ~G4IonYangFluctuationModel();

  G4double TheValue(const G4DynamicParticle* particle,
                          const G4Material* material);

  G4double TheValue(const G4ParticleDefinition* aParticle,
                          const G4Material* material,
                                G4double kineticEnergy);

  G4double HighEnergyLimit(const G4ParticleDefinition* aParticle,
                           const G4Material* material) const;

  G4double LowEnergyLimit(const G4ParticleDefinition* aParticle,
                          const G4Material* material) const;
 
  G4double HighEnergyLimit(const G4ParticleDefinition* aParticle) const;

  G4double LowEnergyLimit(const G4ParticleDefinition* aParticle) const;
 
  G4bool IsInCharge(const G4DynamicParticle* particle,
                    const G4Material* material) const;

  G4bool IsInCharge(const G4ParticleDefinition* aParticle,
                    const G4Material* material) const;

protected:

private:

  G4double YangFluctuationModel(const G4Material* material, 
                                      G4double kineticEnergy,
                                      G4double particleMass,
                                      G4double charge) const;

};

#endif