G4mplIonisationWithDeltaModel.hh

Go to the documentation of this file.

//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
// * use  in  resulting  scientific  publications,  and indicate your *
// * acceptance of all terms of the Geant4 Software license.          *
// ********************************************************************
//
// $Id: G4mplIonisationWithDeltaModel.hh 97391 2016-06-02 10:08:45Z gcosmo $
//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:     G4mplIonisationWithDeltaModel
//
// Author:        Vladimir Ivanchenko 
//
// Creation date: 06.09.2005
//
// Modifications:
// 12.08.2007 ComputeDEDXAhlen function added (M. Vladymyrov)
//
// Class Description:
//
// Implementation of model of energy loss of the magnetic monopole

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

#ifndef G4mplIonisationWithDeltaModel_h
#define G4mplIonisationWithDeltaModel_h 1

#include "G4VEmModel.hh"
#include "G4VEmFluctuationModel.hh"
#include <vector>

class G4ParticleChangeForLoss;

class G4mplIonisationWithDeltaModel : public G4VEmModel, public G4VEmFluctuationModel
{

public:

  explicit G4mplIonisationWithDeltaModel(G4double mCharge, 
                const G4String& nam = "mplIonisationWithDelta");

  virtual ~G4mplIonisationWithDeltaModel();

  virtual void Initialise(const G4ParticleDefinition*, 
                          const G4DataVector&) override;

  virtual G4double ComputeDEDXPerVolume(const G4Material*,
                    const G4ParticleDefinition*,
                    G4double kineticEnergy,
                    G4double cutEnergy) override;

  virtual G4double ComputeCrossSectionPerElectron(
                                 const G4ParticleDefinition*,
                                 G4double kineticEnergy,
                                 G4double cutEnergy,
                                 G4double maxEnergy);

  virtual G4double ComputeCrossSectionPerAtom(
                                 const G4ParticleDefinition*,
                                 G4double kineticEnergy,
                                 G4double Z, G4double A,
                                 G4double cutEnergy,
                                 G4double maxEnergy) override;

  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
                 const G4MaterialCutsCouple*,
                 const G4DynamicParticle*,
                 G4double tmin,
                 G4double maxEnergy) override;


  virtual G4double SampleFluctuations(const G4MaterialCutsCouple*,
                                      const G4DynamicParticle*,
                                      G4double tmax,
                                      G4double length,
                                      G4double meanLoss) override;

  virtual G4double Dispersion(const G4Material*,
                              const G4DynamicParticle*,
                              G4double tmax,
                              G4double length) override;

  void SetParticle(const G4ParticleDefinition* p);

protected:

  virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
                                      G4double kinEnergy) override;

private:

  G4double ComputeDEDXAhlen(const G4Material* material, G4double bg2, G4double cut);

  // hide assignment operator
  G4mplIonisationWithDeltaModel & 
    operator=(const  G4mplIonisationWithDeltaModel &right) = delete;
  G4mplIonisationWithDeltaModel(const  G4mplIonisationWithDeltaModel&) = delete;

  const G4ParticleDefinition* monopole;
  G4ParticleDefinition* theElectron;
  G4ParticleChangeForLoss*    fParticleChange;

  G4double mass;
  G4double magCharge;
  G4double twoln10;
  G4double betalow;
  G4double betalim;
  G4double beta2lim;
  G4double bg2lim;
  G4double chargeSquare;
  G4double dedxlim;
  G4int    nmpl;
  G4double pi_hbarc2_over_mc2;

  static std::vector<G4double>* dedx0;

};

#endif

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....