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// $Id: G4GEMCoulombBarrierHE.hh,v 1.4 2009/09/15 12:54:16 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-03-ref-09 $
//
// Hadronic Process: Nuclear De-excitations
// by V. Lara (Dec 1999)

#ifndef G4GEMCoulombBarrierHE_h
#define G4GEMCoulombBarrierHE_h 1

#include "G4VCoulombBarrier.hh"
#include "globals.hh"


class G4GEMCoulombBarrierHE : public G4VCoulombBarrier
{
public:
  G4GEMCoulombBarrierHE() : G4VCoulombBarrier(1,0) {};
  G4GEMCoulombBarrierHE(const G4int anA,const G4int aZ) :
  G4VCoulombBarrier(anA,aZ) {};
  ~G4GEMCoulombBarrierHE() {};

private:
  G4GEMCoulombBarrierHE(const G4GEMCoulombBarrierHE & right);

  const G4GEMCoulombBarrierHE & operator=(const G4GEMCoulombBarrierHE & right);
  G4bool operator==(const G4GEMCoulombBarrierHE & right) const;
  G4bool operator!=(const G4GEMCoulombBarrierHE & right) const;
  
public:
  G4double GetCoulombBarrier(const G4int ARes, const G4int ZRes, 
			     const G4double U) const;


private:

   G4double BarrierPenetrationFactor(const G4double aZ) const;

  virtual G4double CalcCompoundRadius(const G4double ARes) const;

};
#endif