Gabriele Cosmo
94 lines
3.5 KiB
C++
94 lines
3.5 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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#ifndef G4IonProtonCrossSection_h
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#define G4IonProtonCrossSection_h
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#include "globals.hh"
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#include "G4Proton.hh"
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// Class Description
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// Cross-sections for ion proton scattering up to 20 GeV, getting the low
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// energy threshold behaviour right.
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// H.P. Wellisch (TRIUMF), D. Axen (British Columbia U.). 1996.
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// Published in Phys.Rev.C54:1329-1332,1996
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// Class Description - End
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#include "G4VCrossSectionDataSet.hh"
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#include "G4ProtonInelasticCrossSection.hh"
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class G4IonProtonCrossSection : public G4VCrossSectionDataSet
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{
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public:
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virtual
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G4bool IsZAApplicable(const G4DynamicParticle* aPart, G4double /*ZZ*/,
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G4double AA)
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{
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G4bool result = false;
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if((AA < 1.1) &&
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( aPart->GetKineticEnergy()/aPart->GetDefinition()
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->GetBaryonNumber() < 20*GeV &&
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aPart->GetDefinition()->GetBaryonNumber() > 4)
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) result = true;
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return result;
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}
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virtual
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G4bool IsApplicable(const G4DynamicParticle* aPart, const G4Element* anEle)
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{
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return IsZAApplicable(aPart, 0., anEle->GetN());
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}
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virtual
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G4double GetCrossSection(const G4DynamicParticle* aPart,
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const G4Element*, G4double )
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{
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return GetIsoZACrossSection(aPart, 0., 0., 0.);
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}
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virtual
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G4double GetIsoZACrossSection(const G4DynamicParticle* aPart,
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G4double /*ZZ*/, G4double /*AA*/,
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G4double /*temperature*/)
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{
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G4ProtonInelasticCrossSection theForward;
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return theForward.GetCrossSection(aPart->GetKineticEnergy(),
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aPart->GetDefinition()->GetBaryonNumber(),
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aPart->GetDefinition()->GetPDGCharge());
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}
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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 << "G4IonProtonCrossSection: uses formula"<<G4endl;}
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};
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#endif
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