G4INCLCoulombNonRelativistic.hh

Go to the documentation of this file.

//
// ********************************************************************
// * 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.          *
// ********************************************************************
//
// INCL++ intra-nuclear cascade model
// Pekka Kaitaniemi, CEA and Helsinki Institute of Physics
// Davide Mancusi, CEA
// Alain Boudard, CEA
// Sylvie Leray, CEA
// Joseph Cugnon, University of Liege
//
#define INCLXX_IN_GEANT4_MODE 1

#include "globals.hh"

#ifndef G4INCLCOULOMBNONRELATIVISTIC_HH_
#define G4INCLCOULOMBNONRELATIVISTIC_HH_

#include "G4INCLParticle.hh"
#include "G4INCLNucleus.hh"
#include "G4INCLICoulomb.hh"
#include "G4INCLCoulombNone.hh"
#include "G4INCLGlobals.hh"

namespace G4INCL {

  class CoulombNonRelativistic : public ICoulomb {
    public:
      CoulombNonRelativistic() {}
      virtual ~CoulombNonRelativistic() {}

      ParticleEntryAvatar *bringToSurface(Particle * const p, Nucleus * const n) const;

      IAvatarList bringToSurface(Cluster * const c, Nucleus * const n) const;

      void distortOut(ParticleList const &pL, Nucleus const * const n) const;

      G4double maxImpactParameter(ParticleSpecies const &p, const G4double kinE, Nucleus const *
          const n) const;

    private:
      G4double minimumDistance(ParticleSpecies const &p, const G4double kineticEnergy, Nucleus const * const n) const {
        const G4double particleMass = ParticleTable::getTableSpeciesMass(p);
        const G4double nucleusMass = n->getTableMass();
        const G4double reducedMass = particleMass*nucleusMass/(particleMass+nucleusMass);
        const G4double kineticEnergyInCM = kineticEnergy * reducedMass / particleMass;
        const G4double theMinimumDistance = PhysicalConstants::eSquared * p.theZ * n->getZ() * particleMass
          / (kineticEnergyInCM * reducedMass);
        INCL_DEBUG("Minimum distance of approach due to Coulomb = " << theMinimumDistance << std::endl);
        return theMinimumDistance;
      }

      G4double minimumDistance(Particle const * const p, Nucleus const * const n) const {
        return minimumDistance(p->getSpecies(), p->getKineticEnergy(), n);
      }

      G4bool coulombDeviation(Particle * const p, Nucleus const * const n) const;

      G4double getCoulombRadius(ParticleSpecies const &p, Nucleus const * const n) const;

      CoulombNone theCoulombNoneSlave;
  };
}

#endif /* G4INCLCOULOMBNONRELATIVISTIC_HH_ */