Gabriele Cosmo
125 lines
4.0 KiB
C++
125 lines
4.0 KiB
C++
//
|
|
// ********************************************************************
|
|
// * 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. *
|
|
// ********************************************************************
|
|
//
|
|
//
|
|
// -------------------------------------------------------------------
|
|
//
|
|
// GEANT4 Class header file
|
|
//
|
|
//
|
|
// File name: G4BGGPionInelasticXS
|
|
//
|
|
// Author: Vladimir Ivanchenko
|
|
//
|
|
// Creation date: 01.10.2003
|
|
// Modifications:
|
|
//
|
|
//
|
|
// Class Description:
|
|
//
|
|
// Wrapper of pi+ and pi- inelastic cross-sections using Barashenkov
|
|
// parametersation below 100 GeV and Glauber-Gribov model above
|
|
//
|
|
// -------------------------------------------------------------------
|
|
//
|
|
|
|
#ifndef G4BGGPionInelasticXS_h
|
|
#define G4BGGPionInelasticXS_h
|
|
|
|
#include "globals.hh"
|
|
#include "G4VCrossSectionDataSet.hh"
|
|
#include "G4ParticleDefinition.hh"
|
|
#include "G4Element.hh"
|
|
#include "G4Threading.hh"
|
|
|
|
class G4ComponentGGHadronNucleusXsc;
|
|
class G4UPiNuclearCrossSection;
|
|
class G4HadronNucleonXsc;
|
|
class G4Pow;
|
|
class G4Material;
|
|
class G4Element;
|
|
class G4Isotope;
|
|
|
|
class G4BGGPionInelasticXS final : public G4VCrossSectionDataSet
|
|
{
|
|
public:
|
|
|
|
explicit G4BGGPionInelasticXS (const G4ParticleDefinition*);
|
|
|
|
~G4BGGPionInelasticXS() final;
|
|
|
|
G4bool IsElementApplicable(const G4DynamicParticle*, G4int Z,
|
|
const G4Material* mat) final;
|
|
|
|
G4bool IsIsoApplicable(const G4DynamicParticle*, G4int Z, G4int A,
|
|
const G4Element* elm,
|
|
const G4Material* mat) final;
|
|
|
|
G4double GetElementCrossSection(const G4DynamicParticle*, G4int Z,
|
|
const G4Material* mat) final;
|
|
|
|
G4double GetIsoCrossSection(const G4DynamicParticle*, G4int Z, G4int A,
|
|
const G4Isotope* iso=nullptr,
|
|
const G4Element* elm=nullptr,
|
|
const G4Material* mat=nullptr) final;
|
|
|
|
void BuildPhysicsTable(const G4ParticleDefinition&) final;
|
|
|
|
void CrossSectionDescription(std::ostream&) const final;
|
|
|
|
G4BGGPionInelasticXS & operator=(const G4BGGPionInelasticXS &right) = delete;
|
|
G4BGGPionInelasticXS(const G4BGGPionInelasticXS&) = delete;
|
|
|
|
private:
|
|
|
|
void Initialise();
|
|
|
|
G4double CoulombFactorPiPlus(G4double kinEnergy, G4int Z);
|
|
|
|
G4double FactorPiMinus(G4double kinEnergy);
|
|
|
|
G4double fGlauberEnergy;
|
|
G4double fLowEnergy;
|
|
G4double fLowestEnergy;
|
|
|
|
static G4double theGlauberFacPiPlus[93];
|
|
static G4double theGlauberFacPiMinus[93];
|
|
static G4double theLowEPiPlus[93];
|
|
static G4double theLowEPiMinus[93];
|
|
static G4int theA[93];
|
|
|
|
const G4ParticleDefinition* theProton;
|
|
const G4ParticleDefinition* thePiPlus;
|
|
|
|
G4Pow* fG4pow;
|
|
|
|
G4ComponentGGHadronNucleusXsc* fGlauber;
|
|
G4UPiNuclearCrossSection* fPion;
|
|
G4HadronNucleonXsc* fHadron;
|
|
G4bool isPiplus;
|
|
};
|
|
|
|
#endif
|