Gabriele Cosmo
185 lines
6.0 KiB
C++
185 lines
6.0 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// -------------------------------------------------------------------
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//
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// GEANT4 Class header file
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//
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//
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// File name: G4LindhardSorensenIonModel
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//
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// Author: Alexander Bagulya & Vladimir Ivanchenko
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//
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// Creation date: 16.04.2018
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//
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//
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// Class Description:
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//
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// Implementation of ion ionisation energy loss and delta-electron
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// production by heavy charged particles according to
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// J. Lindhard & A.H. Sorensen, Phys. Rev. A 53 (1996) 2443-2455
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// -------------------------------------------------------------------
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//
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#ifndef G4LindhardSorensenIonModel_h
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#define G4LindhardSorensenIonModel_h 1
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#include <vector>
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#include "G4VEmModel.hh"
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#include "G4NistManager.hh"
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class G4EmCorrections;
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class G4ParticleChangeForLoss;
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class G4LindhardSorensenData;
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class G4BraggModel;
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class G4BetheBlochModel;
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class G4IonICRU73Data;
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class G4LindhardSorensenIonModel : public G4VEmModel
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{
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public:
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explicit G4LindhardSorensenIonModel(const G4ParticleDefinition* p = nullptr,
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const G4String& nam = "LindhardSorensen");
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~G4LindhardSorensenIonModel() override;
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void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
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G4double MinEnergyCut(const G4ParticleDefinition*,
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const G4MaterialCutsCouple* couple) override;
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G4double ComputeCrossSectionPerElectron(
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const G4ParticleDefinition*,
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G4double kineticEnergy,
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G4double cutEnergy,
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G4double maxEnergy);
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G4double ComputeCrossSectionPerAtom(
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const G4ParticleDefinition*,
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G4double kineticEnergy,
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G4double Z, G4double A,
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G4double cutEnergy,
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G4double maxEnergy) override;
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G4double CrossSectionPerVolume(const G4Material*,
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const G4ParticleDefinition*,
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G4double kineticEnergy,
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G4double cutEnergy,
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G4double maxEnergy) override;
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G4double ComputeDEDXPerVolume(const G4Material*,
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const G4ParticleDefinition*,
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G4double kineticEnergy,
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G4double cutEnergy) override;
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G4double GetChargeSquareRatio(const G4ParticleDefinition* p,
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const G4Material* mat,
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G4double kineticEnergy) override;
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G4double GetParticleCharge(const G4ParticleDefinition* p,
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const G4Material* mat,
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G4double kineticEnergy) override;
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void CorrectionsAlongStep(const G4Material*,
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const G4ParticleDefinition*,
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const G4double kinEnergy,
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const G4double cutEnergy,
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const G4double& length,
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G4double& eloss) override;
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void SampleSecondaries(std::vector<G4DynamicParticle*>*,
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const G4MaterialCutsCouple*,
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const G4DynamicParticle*,
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G4double tmin,
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G4double maxEnergy) override;
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// hide assignment operator
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G4LindhardSorensenIonModel & operator=
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(const G4LindhardSorensenIonModel &right) = delete;
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G4LindhardSorensenIonModel(const G4LindhardSorensenIonModel&) = delete;
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protected:
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G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
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G4double kinEnergy) override;
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private:
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void SetupParameters();
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void InitialiseLS();
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G4double ComputeDEDXPerVolumeLS(const G4Material*,
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const G4ParticleDefinition*,
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G4double kinEnergy, G4double cutEnergy);
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inline void SetParticle(const G4ParticleDefinition* p);
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// static const G4int MAXZION = 93;
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static G4IonICRU73Data* fIonData;
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static G4LindhardSorensenData* lsdata;
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const G4ParticleDefinition* particle = nullptr;
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G4ParticleDefinition* theElectron;
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G4EmCorrections* corr;
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G4ParticleChangeForLoss* fParticleChange = nullptr;
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G4NistManager* nist;
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G4BraggModel* fBraggModel;
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G4BetheBlochModel* fBBModel;
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G4int Zin = 1;
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G4double mass = 0.0;
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G4double tlimit = DBL_MAX;
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G4double spin = 0.0;
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G4double magMoment2 = 0.0;
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G4double chargeSquareRatio = 1.0;
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G4double charge = 1.0;
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G4double eRatio = 0.0;
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G4double pRatio = 1.0;
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G4double formfact = 0.0;
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G4double twoln10;
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G4double fElimit;
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G4bool isFirst = false;
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};
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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inline void
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G4LindhardSorensenIonModel::SetParticle(const G4ParticleDefinition* p)
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{
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if(particle != p) {
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particle = p;
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SetupParameters();
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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#endif
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