G4CoulombBarrier.hh

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// $Id$
//
// Hadronic Process: Nuclear De-excitations
// by V. Lara (Dec 1999)
//
// 15-11-2010 V.Ivanchenko cleanup 

#ifndef G4CoulombBarrier_h
#define G4CoulombBarrier_h 1

#include <CLHEP/Units/SystemOfUnits.h>

#include "globals.hh"
#include "G4VCoulombBarrier.hh"
#include "G4HadronicException.hh"

class G4CoulombBarrier : public G4VCoulombBarrier
{

public:

  G4CoulombBarrier();
  G4CoulombBarrier(G4int anA, G4int aZ);
  virtual ~G4CoulombBarrier();

  G4double GetCoulombBarrier(G4int ARes, G4int ZRes, G4double U) const;

private:
  G4CoulombBarrier(const G4CoulombBarrier & right);

  const G4CoulombBarrier & operator=(const G4CoulombBarrier & right);
  G4bool operator==(const G4CoulombBarrier & right) const;
  G4bool operator!=(const G4CoulombBarrier & right) const;
  
  virtual G4double BarrierPenetrationFactor(G4double ) const;

  inline G4double CalcCompoundRadius(const G4double ZRes) const 
  {
    return 2.173*CLHEP::fermi*(1.0+0.006103*static_cast<G4double>(GetZ())*ZRes)/
      (1.0+0.009443*static_cast<G4double>(GetZ())*ZRes);
  }
};
#endif

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