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// $Id: G4hPairProductionModel.hh,v 1.2 2008/07/22 16:15:16 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:     G4hPairProductionModel
//
// Author:        Vladimir Ivanchenko on base of G4MuPairProductionModel
// 
// Creation date: 28.02.2008
//
// Modifications:
//
//

//
// Class Description:
//
// Implementation of e+e- pair production by hadrons

// -------------------------------------------------------------------
//

#ifndef G4hPairProductionModel_h
#define G4hPairProductionModel_h 1

#include "G4MuPairProductionModel.hh"

class G4hPairProductionModel : public G4MuPairProductionModel
{

public:

  G4hPairProductionModel(const G4ParticleDefinition* p = 0,
			 const G4String& nam = "hPairProd");

  virtual ~G4hPairProductionModel();

protected:

  virtual G4double ComputeDMicroscopicCrossSection(G4double tkin,
						   G4double Z,
						   G4double pairEnergy);
private:

  // hide assignment operator
  G4hPairProductionModel & operator=(const  G4hPairProductionModel &right);
  G4hPairProductionModel(const  G4hPairProductionModel&);

};

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#endif
