Gabriele Cosmo
220 lines
9.2 KiB
C++
220 lines
9.2 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 total, elastic and inelastic cross-sections
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// based on parametrisations of (proton, pion, kaon, photon) nucleon
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// cross-sections and the hadron-nucleous cross-section model in
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// the framework of Glauber-Gribov approach
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//
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// 14.03.07 V. Grichine - first implementation
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// 04.11.11 V. Grichine - update for kaon-(p,n) xsc, vector spline
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// 21.02.12 V. Grichine - update for pion-(p,n) xsc, NS fit++, vector spline
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// 30.07.18 V. Ivanchenko - general clean-up
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// 30.09.18 V. Grichine hyperon-nucleon xsc first implementation
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// 09.04.19 V. Grichine hyperon-nucleon xsc for c- and b- hyperons (and s-)
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// 12.04.19 V. Grichine meson-nucleon xsc for c- and b- hyperons (and s-)
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#ifndef G4HadronNucleonXsc_h
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#define G4HadronNucleonXsc_h
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#include "globals.hh"
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#include "G4ParticleDefinition.hh"
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#include "G4DynamicParticle.hh"
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class G4Pow;
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class G4Element;
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class G4HadronNucleonXsc
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{
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public:
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explicit G4HadronNucleonXsc ();
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~G4HadronNucleonXsc ();
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// Xsc parametrisations return total x-section
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G4double HadronNucleonXscPDG(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double HadronNucleonXscNS(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double KaonNucleonXscNS(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double KaonNucleonXscGG(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double KaonNucleonXscVG(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double HyperonNucleonXscNS(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double SCBMesonNucleonXscNS( const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin );
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G4double HadronNucleonXscVU(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double HadronNucleonXscEL(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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G4double CoulombBarrier(const G4ParticleDefinition* theParticle,
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const G4ParticleDefinition* nucleon, G4double ekin);
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// Xsc for G4DynamicParticle projectile
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inline G4double GetHadronNucleonXscEL(const G4DynamicParticle* dp,
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const G4ParticleDefinition* p)
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{ return HadronNucleonXscEL(dp->GetDefinition(), p, dp->GetKineticEnergy()); }
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inline G4double GetHadronNucleonXscPDG(const G4DynamicParticle* dp,
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const G4ParticleDefinition* p)
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{ return HadronNucleonXscPDG(dp->GetDefinition(), p, dp->GetKineticEnergy()); }
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inline G4double GetHadronNucleonXscNS(const G4DynamicParticle* dp,
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const G4ParticleDefinition* p)
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{ return HadronNucleonXscNS(dp->GetDefinition(), p, dp->GetKineticEnergy()); }
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inline G4double GetKaonNucleonXscGG(const G4DynamicParticle* dp,
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const G4ParticleDefinition* p)
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{ return KaonNucleonXscGG(dp->GetDefinition(), p, dp->GetKineticEnergy()); }
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inline G4double GetHyperonNucleonXscNS(const G4DynamicParticle* dp,
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const G4ParticleDefinition* p)
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{ return HyperonNucleonXscNS(dp->GetDefinition(), p, dp->GetKineticEnergy()); }
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inline G4double GetHadronNucleonXscVU(const G4DynamicParticle* dp,
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const G4ParticleDefinition* p)
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{ return HadronNucleonXscVU(dp->GetDefinition(), p, dp->GetKineticEnergy()); }
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inline G4double GetCoulombBarrier(const G4DynamicParticle* dp,
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const G4ParticleDefinition* p)
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{ return CoulombBarrier(dp->GetDefinition(), p, dp->GetKineticEnergy()); }
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// Xsc access
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inline G4double GetTotalHadronNucleonXsc() const { return fTotalXsc; };
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inline G4double GetElasticHadronNucleonXsc() const { return fElasticXsc; };
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inline G4double GetInelasticHadronNucleonXsc() const { return fInelasticXsc; };
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void CrossSectionDescription(std::ostream&) const;
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private:
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inline G4double CalcMandelstamS(G4double ekin1, G4double mass1, G4double mass2)
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{ return mass1*mass1 + mass2*mass2 + 2*mass2*(ekin1 + mass1); }
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inline G4double CalculateEcmValue(G4double ekin1, G4double mass1, G4double mass2)
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{ return std::sqrt(CalcMandelstamS(ekin1, mass1, mass2)); };
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G4double fTotalXsc, fElasticXsc, fInelasticXsc;
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G4double fHypTotXscCof;
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G4Pow* g4calc;
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const G4ParticleDefinition* theGamma;
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const G4ParticleDefinition* theProton;
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const G4ParticleDefinition* theNeutron;
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const G4ParticleDefinition* theAProton;
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const G4ParticleDefinition* theANeutron;
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const G4ParticleDefinition* thePiPlus;
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const G4ParticleDefinition* thePiMinus;
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const G4ParticleDefinition* thePiZero;
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const G4ParticleDefinition* theD;
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const G4ParticleDefinition* theT;
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const G4ParticleDefinition* theA;
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const G4ParticleDefinition* theHe3;
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// strange
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const G4ParticleDefinition* theKPlus;
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const G4ParticleDefinition* theKMinus;
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const G4ParticleDefinition* theK0S;
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const G4ParticleDefinition* theK0L;
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const G4ParticleDefinition* theL;
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const G4ParticleDefinition* theAntiL;
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const G4ParticleDefinition* theSPlus;
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const G4ParticleDefinition* theASPlus;
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const G4ParticleDefinition* theSMinus;
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const G4ParticleDefinition* theASMinus;
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const G4ParticleDefinition* theS0;
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const G4ParticleDefinition* theAS0;
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const G4ParticleDefinition* theXiMinus;
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const G4ParticleDefinition* theXi0;
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const G4ParticleDefinition* theAXiMinus;
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const G4ParticleDefinition* theAXi0;
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const G4ParticleDefinition* theOmega;
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const G4ParticleDefinition* theAOmega;
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// c- and b- hyperons
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const G4ParticleDefinition* theLambdaCPlus;
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const G4ParticleDefinition* theALambdaCPlus;
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const G4ParticleDefinition* theOmegaC0;
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const G4ParticleDefinition* theAOmegaC0;
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const G4ParticleDefinition* theSigmaCPlus;
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const G4ParticleDefinition* theASigmaCPlus;
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const G4ParticleDefinition* theSigmacPP;
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const G4ParticleDefinition* theASigmacPP;
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const G4ParticleDefinition* theSigmaC0;
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const G4ParticleDefinition* theASigmaC0;
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const G4ParticleDefinition* theXiCPlus;
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const G4ParticleDefinition* theAXiCPlus;
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const G4ParticleDefinition* theXiC0;
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const G4ParticleDefinition* theAXiC0;
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const G4ParticleDefinition* theLambdaB;
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const G4ParticleDefinition* theALambdaB;
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const G4ParticleDefinition* theOmegaBMinus;
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const G4ParticleDefinition* theAOmegaBMinus;
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const G4ParticleDefinition* theSigmaBMinus;
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const G4ParticleDefinition* theASigmaBMinus;
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const G4ParticleDefinition* theSigmaBPlus;
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const G4ParticleDefinition* theASigmaBPlus;
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const G4ParticleDefinition* theSigmaB0;
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const G4ParticleDefinition* theASigmaB0;
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const G4ParticleDefinition* theXiBMinus;
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const G4ParticleDefinition* theAXiBMinus;
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const G4ParticleDefinition* theXiB0;
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const G4ParticleDefinition* theAXiB0;
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// c- and b- mesons
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const G4ParticleDefinition* theBMeson0;
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const G4ParticleDefinition* theABMeson0;
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const G4ParticleDefinition* theDMeson0;
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const G4ParticleDefinition* theADMeson0;
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const G4ParticleDefinition* theBsMeson0;
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const G4ParticleDefinition* theABsMeson0;
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const G4ParticleDefinition* theBcMesonPlus;
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const G4ParticleDefinition* theBcMesonMinus;
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const G4ParticleDefinition* theDsMesonPlus;
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const G4ParticleDefinition* theDsMesonMinus;
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const G4ParticleDefinition* theDMesonPlus;
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const G4ParticleDefinition* theDMesonMinus;
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const G4ParticleDefinition* theBMesonPlus;
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const G4ParticleDefinition* theBMesonMinus;
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const G4ParticleDefinition* theEta;
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const G4ParticleDefinition* theEtaPrime;
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const G4ParticleDefinition* theEtaC;
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const G4ParticleDefinition* theJPsi;
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const G4ParticleDefinition* theUpsilon;
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};
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#endif
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