G4RDAtomicDeexcitation.hh

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//
//
//
// Authors: Elena Guardincerri (Elena.Guardincerri@ge.infn.it)
//          Alfonso Mantero (Alfonso.Mantero@ge.infn.it)
//
// History:
// -----------
//  
//  16 Sept 2001  First committed to cvs
//
// -------------------------------------------------------------------

// Class description:
// Low Energy Electromagnetic Physics, management of atomic deexcitation
// Further documentation available from http://www.ge.infn.it/geant4/lowE

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

#ifndef G4RDAtomicDeexcitation_h
#define G4RDAtomicDeexcitation_h 1

#include "globals.hh"
#include <vector>
#include "G4DynamicParticle.hh"

class G4RDAtomicDeexcitation {

public:

  G4RDAtomicDeexcitation();
  ~G4RDAtomicDeexcitation();
  
  // Returns a vector contains the photons generated by radiative transitions
  // (non zero particles) or by non radiative transitions (zero particles)  
  std::vector<G4DynamicParticle*>* GenerateParticles(G4int Z, G4int shellId);
  
  void SetCutForSecondaryPhotons(G4double cut);
  // Set threshold energy for fluorescence 

  void SetCutForAugerElectrons(G4double cut);
  // Set threshold energy for Auger electron production

  void ActivateAugerElectronProduction(G4bool val);
  // Activate Auger electron production


private:
  
  // Decides wether a radiative transition is possible and, if it is,
  // returns the identity of the starting shell for the transition
  G4int SelectTypeOfTransition(G4int Z, G4int shellId);
  
  // Generates a particle from a radiative transition and returns it
  G4DynamicParticle* GenerateFluorescence(G4int Z, G4int shellId,G4int provShellId);
 
  // Generates a particle from a non-radiative transition and returns it
  G4DynamicParticle* GenerateAuger(G4int Z, G4int shellId);
 
  // Data member which stores the shells to be filled by 
  // the radiative transition
  G4int newShellId;

  G4double minGammaEnergy;
  G4double minElectronEnergy;
  G4bool   fAuger;

  // Data member wich stores the id of the shell where is the vacancy 
  // left from the Auger electron
  G4int augerVacancyId;
 
};

#endif