G4MuIonisation Class Reference

#include <G4MuIonisation.hh>

Inheritance diagram for G4MuIonisation:

Public Member Functions
	G4MuIonisation (const G4String &name="muIoni")
virtual	~G4MuIonisation ()
virtual G4bool	IsApplicable (const G4ParticleDefinition &p)
virtual G4double	MinPrimaryEnergy (const G4ParticleDefinition *p, const G4Material *, G4double cut)
virtual void	PrintInfo ()
Protected Member Functions
virtual void	InitialiseEnergyLossProcess (const G4ParticleDefinition *, const G4ParticleDefinition *)

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Detailed Description

Definition at line 85 of file G4MuIonisation.hh.

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Constructor & Destructor Documentation

G4MuIonisation::G4MuIonisation

(

const G4String &

name = "muIoni"

)

Definition at line 98 of file G4MuIonisation.cc.

References G4Electron::Electron(), fIonisation, G4VProcess::SetProcessSubType(), and G4VEnergyLossProcess::SetSecondaryParticle().

  : G4VEnergyLossProcess(name),
    theParticle(0),
    theBaseParticle(0),
    isInitialised(false)
{
  mass = ratio = 0;
  //  SetStepFunction(0.2, 1*mm);
  //SetIntegral(true);
  //SetVerboseLevel(1);
  SetProcessSubType(fIonisation);
  SetSecondaryParticle(G4Electron::Electron());
}

G4MuIonisation::~G4MuIonisation

(

)

[virtual]

Definition at line 114 of file G4MuIonisation.cc.

{}

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Member Function Documentation

void G4MuIonisation::InitialiseEnergyLossProcess	(	const G4ParticleDefinition *	,
		const G4ParticleDefinition *
	)			[protected, virtual]

Implements G4VEnergyLossProcess.

Definition at line 137 of file G4MuIonisation.cc.

References G4VEnergyLossProcess::AddEmModel(), G4VEnergyLossProcess::EmModel(), G4VEnergyLossProcess::FluctModel(), G4ParticleDefinition::GetPDGCharge(), G4ParticleDefinition::GetPDGMass(), G4VEnergyLossProcess::MaxKinEnergy(), G4VEnergyLossProcess::MinKinEnergy(), G4VEnergyLossProcess::SetEmModel(), G4VEnergyLossProcess::SetFluctModel(), G4VEmModel::SetHighEnergyLimit(), and G4VEmModel::SetLowEnergyLimit().

{
  if(!isInitialised) {

    theParticle = part;
    theBaseParticle = bpart;

    mass = theParticle->GetPDGMass();
    G4double q = theParticle->GetPDGCharge();
    G4double elow = 0.2*MeV;

    // Bragg peak model
    if (!EmModel(1)) {
      if(q > 0.0) { SetEmModel(new G4BraggModel(),1); }
      else { SetEmModel(new G4ICRU73QOModel(),1); }
    }
    EmModel(1)->SetLowEnergyLimit(MinKinEnergy());
    EmModel(1)->SetHighEnergyLimit(elow); 
    AddEmModel(1, EmModel(1), new G4IonFluctuations());

    // high energy fluctuation model
    if (!FluctModel()) { SetFluctModel(new G4UniversalFluctuation()); }

    // moderate energy model
    if (!EmModel(2)) { SetEmModel(new G4BetheBlochModel(),2); }
    EmModel(2)->SetLowEnergyLimit(elow);
    EmModel(2)->SetHighEnergyLimit(1.0*GeV);
    AddEmModel(2, EmModel(2), FluctModel());

    // high energy model
    if (!EmModel(3)) { SetEmModel(new G4MuBetheBlochModel(),3); }
    EmModel(3)->SetLowEnergyLimit(1.0*GeV);
    EmModel(3)->SetHighEnergyLimit(MaxKinEnergy());
    AddEmModel(3, EmModel(3), FluctModel());

    ratio = electron_mass_c2/mass;
    isInitialised = true;
  }
}

G4bool G4MuIonisation::IsApplicable

(

const G4ParticleDefinition &

p

)

[virtual]

Implements G4VEnergyLossProcess.

Definition at line 119 of file G4MuIonisation.cc.

References G4ParticleDefinition::GetPDGCharge(), and G4ParticleDefinition::GetPDGMass().

{
  return (p.GetPDGCharge() != 0.0 && p.GetPDGMass() > 10.0*MeV);
}

G4double G4MuIonisation::MinPrimaryEnergy	(	const G4ParticleDefinition *	p,
		const G4Material *	,
		G4double	cut
	)			[virtual]

Reimplemented from G4VEnergyLossProcess.

Definition at line 126 of file G4MuIonisation.cc.

References G4InuclParticleNames::gam.

{
  G4double x = 0.5*cut/electron_mass_c2;
  G4double gam = x*ratio + std::sqrt((1. + x)*(1. + x*ratio*ratio));
  return mass*(gam - 1.0);
}

void G4MuIonisation::PrintInfo

(

)

[virtual]

Implements G4VEnergyLossProcess.

Definition at line 180 of file G4MuIonisation.cc.

{}

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

• G4MuIonisation.hh
• G4MuIonisation.cc

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