Gabriele Cosmo
179 lines
5.9 KiB
C++
179 lines
5.9 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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// Calculation of the nucleus-nucleus total, inelastic, production,
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// elastic and quasi-elastic cross-sections
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// based on parametrisations of nucleon-nucleon
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// cross-sections in
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// the framework of simplified Glauber-Gribov approach
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//
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//
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//
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//
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//
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// 24.11.08 V. Grichine - first implementation based on G4GlauberGribovCrossSection
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//
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//
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#ifndef G4GGNuclNuclCrossSection_h
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#define G4GGNuclNuclCrossSection_h
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#include "globals.hh"
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#include "G4Proton.hh"
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#include "G4Nucleus.hh"
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#include "G4VCrossSectionDataSet.hh"
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class G4ParticleDefinition;
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class G4GGNuclNuclCrossSection : public G4VCrossSectionDataSet
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{
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public:
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G4GGNuclNuclCrossSection ();
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virtual ~G4GGNuclNuclCrossSection ();
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virtual
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G4bool IsApplicable(const G4DynamicParticle* aDP, const G4Element*);
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virtual
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G4bool IsZAApplicable(const G4DynamicParticle* aDP, G4double Z, G4double A);
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virtual
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G4double GetCrossSection(const G4DynamicParticle*,
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const G4Element*,
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G4double aTemperature = 0.0);
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virtual
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G4double GetIsoZACrossSection(const G4DynamicParticle*,
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G4double Z, G4double A,
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G4double aTemperature = 0.0);
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virtual
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void BuildPhysicsTable(const G4ParticleDefinition&)
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{}
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virtual
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void DumpPhysicsTable(const G4ParticleDefinition&)
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{G4cout << "G4NuclNuclCrossSection: uses Glauber-Gribov formula"<<G4endl;}
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G4double GetRatioSD(const G4DynamicParticle*, G4double At, G4double Zt);
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G4double GetRatioQE(const G4DynamicParticle*, G4double At, G4double Zt);
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G4double GetHadronNucleonXsc(const G4DynamicParticle*, const G4Element*);
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G4double GetHadronNucleonXsc(const G4DynamicParticle*, G4double At, G4double Zt);
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G4double GetHadronNucleonXscPDG(const G4DynamicParticle*, const G4Element*);
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G4double GetHadronNucleonXscPDG(const G4DynamicParticle*, G4double At, G4double Zt);
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// G4double GetHadronNucleonXscNS(const G4DynamicParticle*, const G4Element*);
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// G4double GetHadronNucleonXscNS(const G4DynamicParticle*,G4double At, G4double Zt);
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G4double GetHadronNucleonXscNS(G4ParticleDefinition*,G4double pTkin, G4ParticleDefinition*);
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// G4double GetHNinelasticXsc(const G4DynamicParticle*, const G4Element*);
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// G4double GetHNinelasticXsc(const G4DynamicParticle*, G4double At, G4double Zt);
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G4double GetHNinelasticXscVU(const G4DynamicParticle*, G4double At, G4double Zt);
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G4double GetHadronNucleonXscMK(G4ParticleDefinition* pParticle, G4double pTkin,
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G4ParticleDefinition* nucleon );
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G4double CalculateEcmValue ( const G4double , const G4double , const G4double );
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G4double CalcMandelstamS( const G4double , const G4double , const G4double );
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G4double GetElasticGlauberGribov(const G4DynamicParticle*,G4double Z, G4double A);
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G4double GetInelasticGlauberGribov(const G4DynamicParticle*,G4double Z, G4double A);
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G4double GetTotalGlauberGribovXsc() { return fTotalXsc; };
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G4double GetElasticGlauberGribovXsc() { return fElasticXsc; };
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G4double GetInelasticGlauberGribovXsc(){ return fInelasticXsc; };
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G4double GetProductionGlauberGribovXsc(){ return fProductionXsc; };
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G4double GetDiffractionGlauberGribovXsc(){ return fDiffractionXsc; };
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G4double GetRadiusConst() { return fRadiusConst; };
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G4double GetNucleusRadius(const G4DynamicParticle*, const G4Element*);
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G4double GetNucleusRadius(G4double At);
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G4double GetNucleusRadiusGG(G4double At);
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G4double GetNucleusRadiusDE(G4double At);
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inline void SetEnergyLowerLimit(G4double E ){fLowerLimit=E;};
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private:
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const G4double fUpperLimit;
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G4double fLowerLimit;
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const G4double fRadiusConst;
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G4double fTotalXsc, fElasticXsc, fInelasticXsc, fProductionXsc, fDiffractionXsc;
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G4double fHadronNucleonXsc;
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G4ParticleDefinition* theProton;
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G4ParticleDefinition* theNeutron;
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};
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////////////////////////////////////////////////////////////////
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//
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// Inlines
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inline
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G4double G4GGNuclNuclCrossSection::GetElasticGlauberGribov(
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const G4DynamicParticle* dp, G4double Z, G4double A)
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{
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GetIsoZACrossSection(dp, Z, A);
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return fElasticXsc;
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}
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/////////////////////////////////////////////////////////////////
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inline
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G4double G4GGNuclNuclCrossSection::GetInelasticGlauberGribov(
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const G4DynamicParticle* dp, G4double Z, G4double A)
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{
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GetIsoZACrossSection(dp, Z, A);
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return fInelasticXsc;
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}
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#endif
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