G4StoppingPhysics Class Reference

#include <G4StoppingPhysics.hh>

Inheritance diagram for G4StoppingPhysics:

Public Member Functions
	G4StoppingPhysics (G4int ver=1)
	G4StoppingPhysics (const G4String &name, G4int ver=1, G4bool UseMuonMinusCapture=true)
virtual	~G4StoppingPhysics ()
virtual void	ConstructParticle ()
virtual void	ConstructProcess ()

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Detailed Description

Definition at line 63 of file G4StoppingPhysics.hh.

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Constructor & Destructor Documentation

G4StoppingPhysics::G4StoppingPhysics

(

G4int

ver = 1

)

Definition at line 65 of file G4StoppingPhysics.cc.

References G4cout, and G4endl.

                               :  
  G4VPhysicsConstructor( "stopping" ),
  muProcess( 0 ), hBertiniProcess( 0 ), hFritiofProcess( 0 ),
  verbose( ver ), wasActivated( false ) , 
  useMuonMinusCapture( true ) 
{
  if ( verbose > 1 ) G4cout << "### G4StoppingPhysics" << G4endl;
}

G4StoppingPhysics::G4StoppingPhysics	(	const G4String &	name,
		G4int	ver = 1,
		G4bool	UseMuonMinusCapture = true
	)

Definition at line 76 of file G4StoppingPhysics.cc.

References G4cout, and G4endl.

                                                                 :
  G4VPhysicsConstructor( name ),
  muProcess( 0 ), hBertiniProcess( 0 ), hFritiofProcess( 0 ),
  verbose( ver ), wasActivated( false ) ,
  useMuonMinusCapture( UseMuonMinusCapture ) 
{
  if ( verbose > 1 ) G4cout << "### G4StoppingPhysics" << G4endl;
}

G4StoppingPhysics::~G4StoppingPhysics

(

)

[virtual]

Definition at line 87 of file G4StoppingPhysics.cc.

{}

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Member Function Documentation

void G4StoppingPhysics::ConstructParticle

(

)

[virtual]

Implements G4VPhysicsConstructor.

Definition at line 90 of file G4StoppingPhysics.cc.

References G4BaryonConstructor::ConstructParticle(), G4MesonConstructor::ConstructParticle(), and G4LeptonConstructor::ConstructParticle().

                                          {
  // G4cout << "G4StoppingPhysics::ConstructParticle" << G4endl;
  G4LeptonConstructor pLeptonConstructor;
  pLeptonConstructor.ConstructParticle();

  G4MesonConstructor pMesonConstructor;
  pMesonConstructor.ConstructParticle();

  G4BaryonConstructor pBaryonConstructor;
  pBaryonConstructor.ConstructParticle();
}

void G4StoppingPhysics::ConstructProcess

(

)

[virtual]

Implements G4VPhysicsConstructor.

Definition at line 103 of file G4StoppingPhysics.cc.

References G4ProcessManager::AddRestProcess(), G4AntiProton::AntiProton(), G4AntiSigmaPlus::AntiSigmaPlus(), G4cout, G4endl, G4ParticleDefinition::GetBaryonNumber(), G4ParticleDefinition::GetParticleName(), G4ParticleDefinition::GetPDGCharge(), G4ParticleDefinition::GetPDGMass(), G4ParticleDefinition::GetProcessManager(), G4HadronicAbsorptionBertini::IsApplicable(), G4HadronicAbsorptionFritiof::IsApplicable(), G4ParticleDefinition::IsShortLived(), G4KaonMinus::KaonMinus(), G4MuonMinus::MuonMinus(), G4OmegaMinus::OmegaMinus(), G4PionMinus::PionMinus(), G4ParticleTableIterator< K, V >::reset(), G4SigmaMinus::SigmaMinus(), G4VPhysicsConstructor::theParticleIterator, G4ParticleTableIterator< K, V >::value(), and G4XiMinus::XiMinus().

                                         {
  if ( verbose > 1 ) G4cout << "### G4StoppingPhysics::ConstructProcess " 
                            << wasActivated << G4endl;
  if ( wasActivated ) return;
  wasActivated = true;

  if ( useMuonMinusCapture ) {
    muProcess = new G4MuonMinusCapture();
  } else {
    muProcess = 0;
  }   

  hBertiniProcess = new G4HadronicAbsorptionBertini();
  hFritiofProcess = new G4HadronicAbsorptionFritiof();

  G4double mThreshold = 130.0*MeV;

  // Add Stopping Process
  G4ParticleDefinition* particle = 0;
  G4ProcessManager* pmanager = 0;

  theParticleIterator->reset();

  while ( (*theParticleIterator)() ) {

    particle = theParticleIterator->value();
    pmanager = particle->GetProcessManager();

    if ( particle == G4MuonMinus::MuonMinus() ) {
      if ( useMuonMinusCapture ) {
         pmanager->AddRestProcess( muProcess );
         if ( verbose > 1 ) {
           G4cout << "### G4StoppingPhysics added G4MuonMinusCapture for " 
                  << particle->GetParticleName() << G4endl;
         }
      }
    }

    if ( particle->GetPDGCharge() < 0.0       && 
         particle->GetPDGMass() > mThreshold  &&
         ! particle->IsShortLived() ) {

      // Use Fritiof/Precompound for: anti-protons, anti-sigma+, and
      // anti-nuclei.
      if ( particle == G4AntiProton::AntiProton() ||
           particle == G4AntiSigmaPlus::AntiSigmaPlus() ||
           particle->GetBaryonNumber() < -1 ) {  // Anti-nuclei
        if ( hFritiofProcess->IsApplicable( *particle ) ) {
          pmanager->AddRestProcess( hFritiofProcess );
          if ( verbose > 1 ) {
            G4cout << "### G4HadronicAbsorptionFritiof added for "
                   << particle->GetParticleName() << G4endl;
          }
        }

      // Use Bertini/Precompound for pi-, K-, Sigma-, Xi-, and Omega-
      } else if ( particle == G4PionMinus::PionMinus() ||
                  particle == G4KaonMinus::KaonMinus() ||
                  particle == G4SigmaMinus::SigmaMinus() ||
                  particle == G4XiMinus::XiMinus() ||
                  particle == G4OmegaMinus::OmegaMinus() ) {
        if ( hBertiniProcess->IsApplicable( *particle ) ) {
          pmanager->AddRestProcess( hBertiniProcess );
          if ( verbose > 1 ) {
            G4cout << "### G4HadronicAbsorptionBertini added for "
                   << particle->GetParticleName() << G4endl;
          }
        }

      } else {
        if ( verbose > 1 ) {
          G4cout << "WARNING in G4StoppingPhysics::ConstructProcess: \
                     not able to deal with nuclear stopping of " 
                 << particle->GetParticleName() << G4endl;
        }
      }
    }

  } // end of while loop
}

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

• G4StoppingPhysics.hh
• G4StoppingPhysics.cc

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