G4PionZeroField Class Reference

#include <G4PionZeroField.hh>

Inheritance diagram for G4PionZeroField:

Public Member Functions
	G4PionZeroField (G4V3DNucleus *nucleus, G4double coeff=0.042 *CLHEP::fermi)
virtual G4double	GetBarrier ()
virtual G4double	GetCoeff ()
virtual G4double	GetField (const G4ThreeVector &aPosition)
void	SetNucleus (G4V3DNucleus *aNucleus)
virtual	~G4PionZeroField ()

Protected Attributes
const G4double	radius
G4V3DNucleus *	theNucleus

Private Member Functions
	G4PionZeroField (const G4PionZeroField &right)
G4bool	operator!= (const G4PionZeroField &right) const
const G4PionZeroField &	operator= (const G4PionZeroField &right)
G4bool	operator== (const G4PionZeroField &right) const

Private Attributes
G4double	theCoeff

Detailed Description

Definition at line 47 of file G4PionZeroField.hh.

Constructor & Destructor Documentation

G4PionZeroField() [1/2]

G4PionZeroField::G4PionZeroField	(	G4V3DNucleus *	nucleus,
		G4double	coeff = 0.042*CLHEP::fermi
	)

Definition at line 47 of file G4PionZeroField.cc.

  : G4VNuclearField(nucleus)
{
  theCoeff = coeff;
}

References theCoeff.

~G4PionZeroField()

G4PionZeroField::~G4PionZeroField ( )

virtual

Definition at line 54 of file G4PionZeroField.cc.

{ }

G4PionZeroField() [2/2]

G4PionZeroField::G4PionZeroField ( const G4PionZeroField &  right )

private

Member Function Documentation

GetBarrier()

G4double G4PionZeroField::GetBarrier ( )

virtual

Implements G4VNuclearField.

Definition at line 77 of file G4PionZeroField.cc.

{
  return 0;
}

GetCoeff()

virtual G4double G4PionZeroField::GetCoeff ( )

inlinevirtual

Reimplemented from G4VNuclearField.

Definition at line 62 of file G4PionZeroField.hh.

{ return theCoeff; }

References theCoeff.

GetField()

G4double G4PionZeroField::GetField ( const G4ThreeVector &  aPosition )

virtual

Implements G4VNuclearField.

Definition at line 57 of file G4PionZeroField.cc.

{
// Field is 0 out of the nucleus!
  if(aPosition.mag() >= radius) return 0.0;
 
  G4double pionZeroMass = G4PionZero::PionZero()->GetPDGMass();
  G4int A = theNucleus->GetMassNumber();
  G4int Z = theNucleus->GetCharge();
 
  G4double bindingEnergy = G4NucleiProperties::GetBindingEnergy(A, Z);
  G4double nucleusMass = Z*proton_mass_c2+(A-Z)*neutron_mass_c2+bindingEnergy;
  G4double reducedMass = pionZeroMass*nucleusMass/(pionZeroMass+nucleusMass);
 
 
  G4double density = A*theNucleus->GetNuclearDensity()->GetDensity(aPosition);
  G4double nucleonMass = (proton_mass_c2+neutron_mass_c2)/2;
 
  return 2.*pi*hbarc*hbarc/reducedMass*(1+pionZeroMass/nucleonMass)*theCoeff*density;
}

References A, G4InuclSpecialFunctions::bindingEnergy(), G4NucleiProperties::GetBindingEnergy(), G4V3DNucleus::GetCharge(), G4VNuclearDensity::GetDensity(), G4V3DNucleus::GetMassNumber(), G4V3DNucleus::GetNuclearDensity(), G4ParticleDefinition::GetPDGMass(), source.hepunit::hbarc, CLHEP::Hep3Vector::mag(), source.hepunit::neutron_mass_c2, pi, G4PionZero::PionZero(), source.hepunit::proton_mass_c2, G4VNuclearField::radius, theCoeff, G4VNuclearField::theNucleus, and Z.

operator!=()

G4bool G4PionZeroField::operator!= ( const G4PionZeroField &  right ) const

private

operator=()

const G4PionZeroField & G4PionZeroField::operator= ( const G4PionZeroField &  right )

private

operator==()

G4bool G4PionZeroField::operator== ( const G4PionZeroField &  right ) const

private

SetNucleus()

void G4VNuclearField::SetNucleus ( G4V3DNucleus *  aNucleus )

inlineinherited

Definition at line 61 of file G4VNuclearField.hh.

{
  theNucleus = aNucleus;
}

References G4VNuclearField::theNucleus.

Field Documentation

radius

const G4double G4VNuclearField::radius

protectedinherited

Definition at line 48 of file G4VNuclearField.hh.

Referenced by G4AntiProtonField::GetField(), G4KaonMinusField::GetField(), G4KaonPlusField::GetField(), G4KaonZeroField::GetField(), G4PionMinusField::GetField(), G4PionPlusField::GetField(), GetField(), G4SigmaMinusField::GetField(), G4SigmaPlusField::GetField(), and G4SigmaZeroField::GetField().

theCoeff

G4double G4PionZeroField::theCoeff

private

Definition at line 65 of file G4PionZeroField.hh.

Referenced by G4PionZeroField(), GetCoeff(), and GetField().

theNucleus

G4V3DNucleus* G4VNuclearField::theNucleus

protectedinherited

Definition at line 47 of file G4VNuclearField.hh.

Referenced by G4NeutronField::G4NeutronField(), G4ProtonField::G4ProtonField(), G4AntiProtonField::GetBarrier(), G4KaonMinusField::GetBarrier(), G4KaonPlusField::GetBarrier(), G4PionMinusField::GetBarrier(), G4PionPlusField::GetBarrier(), G4SigmaMinusField::GetBarrier(), G4SigmaPlusField::GetBarrier(), G4AntiProtonField::GetField(), G4KaonMinusField::GetField(), G4KaonPlusField::GetField(), G4KaonZeroField::GetField(), G4PionMinusField::GetField(), G4PionPlusField::GetField(), GetField(), G4SigmaMinusField::GetField(), G4SigmaPlusField::GetField(), G4SigmaZeroField::GetField(), and G4VNuclearField::SetNucleus().

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The documentation for this class was generated from the following files:

• source/processes/hadronic/models/binary_cascade/include/G4PionZeroField.hh
• source/processes/hadronic/models/binary_cascade/src/G4PionZeroField.cc