G4BetheHeitlerModel

public G4VEmModel

Implementation of gamma convertion to e+e- in the field of a nucleus

class

public:

  explicit G4BetheHeitlerModel(const G4ParticleDefinition* p = 0, 
                   const G4String& nam = "BetheHeitler");

  virtual ~G4BetheHeitlerModel();

  virtual void Initialise(const G4ParticleDefinition*, 
              const G4DataVector&) override;

  virtual void InitialiseLocal(const G4ParticleDefinition*, 
                   G4VEmModel* masterModel) override;

  virtual G4double ComputeCrossSectionPerAtom(
                                const G4ParticleDefinition*,
                                      G4double kinEnergy, 
                                      G4double Z, 
                                      G4double A=0., 
                                      G4double cut=0.,
                                      G4double emax=DBL_MAX) override;

  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
                 const G4MaterialCutsCouple*,
                 const G4DynamicParticle*,
                 G4double tmin,
                 G4double maxEnergy) override;

private:

  G4double ScreenFunction1(G4double ScreenVariable);

  G4double ScreenFunction2(G4double ScreenVariable);

  // hide assignment operator
  G4BetheHeitlerModel & operator=(const G4BetheHeitlerModel &right) = delete;
  G4BetheHeitlerModel(const  G4BetheHeitlerModel&) = delete;