CMSDarkPairProduction Class Reference

#include <CMSDarkPairProduction.h>

Inheritance diagram for CMSDarkPairProduction:

Public Member Functions
	CMSDarkPairProduction (const G4ParticleDefinition *p=nullptr, G4double df=1.0, const G4String &nam="BetheHeitlerLPM")
G4double	ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kinEnergy, G4double Z, G4double A=0., G4double cut=0., G4double emax=DBL_MAX) override
	~CMSDarkPairProduction () override

Private Attributes
G4double	dark_factor

Detailed Description

Definition at line 19 of file CMSDarkPairProduction.h.

Constructor & Destructor Documentation

CMSDarkPairProduction::CMSDarkPairProduction	(	const G4ParticleDefinition *	p = nullptr,
		G4double	df = 1.0,
		const G4String &	nam = "BetheHeitlerLPM"
	)

Definition at line 18 of file CMSDarkPairProduction.cc.

                        : G4PairProductionRelModel(p,nam), dark_factor(df) {}

CMSDarkPairProduction::~CMSDarkPairProduction ( )

override

Definition at line 21 of file CMSDarkPairProduction.cc.

{}

Member Function Documentation

G4double CMSDarkPairProduction::ComputeCrossSectionPerAtom ( const G4ParticleDefinition *  , G4double  kinEnergy, G4double  Z, G4double  A = 0., G4double  cut = 0., G4double  emax = DBL_MAX  )

override

Definition at line 23 of file CMSDarkPairProduction.cc.

References EmbeddingPythia8Hadronizer_cfi::crossSection, dark_factor, hybridSuperClusters_cfi::xi, and xsfactor.

{
  
  G4double crossSection = 0.0 ;
  if ( gammaEnergy <= 2.0*electron_mass_c2 ) return crossSection;
  
  SetCurrentElement(Z);
  // choose calculator according to parameters and switches
  // in the moment only one calculator:
  crossSection=ComputeXSectionPerAtom(gammaEnergy,Z);
  
  G4double xi = Finel/(Fel - fCoulomb); // inelastic contribution
  crossSection *= dark_factor * xsfactor*Z*(Z+xi);
  return crossSection;
}

Member Data Documentation

G4double CMSDarkPairProduction::dark_factor

private

Definition at line 38 of file CMSDarkPairProduction.h.

Referenced by ComputeCrossSectionPerAtom().