Gabriele Cosmo
129 lines
4.0 KiB
C++
129 lines
4.0 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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// $Id: G4hhIonisation.hh,v 1.5 2007/05/23 08:50:41 vnivanch Exp $
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// GEANT4 tag $Name: geant4-09-01 $
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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: G4hhIonisation
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//
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// Author: Vladimir Ivanchenko
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//
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// Creation date: 30.09.2005
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//
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// Modifications:
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//
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//
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// Class Description:
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//
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// This class manages the ionisation process for exsotic hadrons
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// without any delta electrons production
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//
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// -------------------------------------------------------------------
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//
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#ifndef G4hhIonisation_h
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#define G4hhIonisation_h 1
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#include "G4VEnergyLossProcess.hh"
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#include "globals.hh"
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#include "G4VEmModel.hh"
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class G4Material;
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class G4VEmFluctuationModel;
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class G4hhIonisation : public G4VEnergyLossProcess
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{
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public:
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G4hhIonisation(const G4String& name = "hhIoni");
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virtual ~G4hhIonisation();
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G4bool IsApplicable(const G4ParticleDefinition& p);
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G4double MinPrimaryEnergy(const G4ParticleDefinition* p,
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const G4Material*, G4double cut);
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// Print out of the class parameters
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virtual void PrintInfo();
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protected:
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virtual void InitialiseEnergyLossProcess(const G4ParticleDefinition*,
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const G4ParticleDefinition*);
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private:
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// hide assignment operator
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G4hhIonisation & operator=(const G4hhIonisation &right);
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G4hhIonisation(const G4hhIonisation&);
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G4double mass;
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G4double ratio;
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G4double minKinEnergy;
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G4double maxKinEnergy;
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const G4ParticleDefinition* theParticle;
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const G4ParticleDefinition* theBaseParticle;
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G4VEmFluctuationModel* flucModel;
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G4bool isInitialised;
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G4double eth;
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};
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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inline G4bool G4hhIonisation::IsApplicable(const G4ParticleDefinition& p)
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{
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return (p.GetPDGCharge() != 0.0 && p.GetPDGMass() > 100.0*MeV &&
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!p.IsShortLived());
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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inline G4double G4hhIonisation::MinPrimaryEnergy(const G4ParticleDefinition*,
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const G4Material*,
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G4double cut)
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{
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G4double x = 0.5*cut/electron_mass_c2;
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G4double y = electron_mass_c2/mass;
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G4double g = x*y + std::sqrt((1. + x)*(1. + x*y*y));
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return mass*(g - 1.0);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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#endif
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