G4INCLCoulombNonRelativistic.hh

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//
// INCL++ intra-nuclear cascade model
// Alain Boudard, CEA-Saclay, France
// Joseph Cugnon, University of Liege, Belgium
// Jean-Christophe David, CEA-Saclay, France
// Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
// Sylvie Leray, CEA-Saclay, France
// Davide Mancusi, CEA-Saclay, France
//
#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 << '\n');
        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_ */