G4QGSPAntiBarionBuilder Class Reference

#include <G4QGSPAntiBarionBuilder.hh>

Inheritance diagram for G4QGSPAntiBarionBuilder:

Public Member Functions
	G4QGSPAntiBarionBuilder (G4bool quasiElastic=false)
	~G4QGSPAntiBarionBuilder () override=default
void	Build (G4HadronInelasticProcess *aP)
void	SetMinEnergy (G4double val) final override
void	SetMaxEnergy (G4double val) final override
Public Member Functions inherited from G4VAntiBarionBuilder
	G4VAntiBarionBuilder ()=default
	~G4VAntiBarionBuilder () override=default
Public Member Functions inherited from G4PhysicsBuilderInterface
	G4PhysicsBuilderInterface ()=default
virtual	~G4PhysicsBuilderInterface ()=default
virtual void	Build ()
virtual void	RegisterMe (G4PhysicsBuilderInterface *)

Detailed Description

Definition at line 49 of file G4QGSPAntiBarionBuilder.hh.

Constructor & Destructor Documentation

G4QGSPAntiBarionBuilder()

G4QGSPAntiBarionBuilder::G4QGSPAntiBarionBuilder

(

G4bool

quasiElastic = false

)

Definition at line 55 of file G4QGSPAntiBarionBuilder.cc.

                                                                      {
  G4CrossSectionDataSetRegistry* xsreg = G4CrossSectionDataSetRegistry::Instance();
  G4VComponentCrossSection* theAntiNucleonXS = xsreg->GetComponentCrossSection( "AntiAGlauber" );
  if ( ! theAntiNucleonXS ) theAntiNucleonXS = new G4ComponentAntiNuclNuclearXS;
  theAntiNucleonData = new G4CrossSectionInelastic( theAntiNucleonXS );
  theMin = G4HadronicParameters::Instance()->GetMinEnergyTransitionQGS_FTF();  // Safe choice
  theMax = G4HadronicParameters::Instance()->GetMaxEnergy();
  // The main model, QGSP, applicable only for anti_proton and anti_neutron  
  theQGSmodel = new G4TheoFSGenerator( "QGSP" );
  G4QGSModel< G4QGSParticipants >* theStringModel = new G4QGSModel< G4QGSParticipants >;
  G4ExcitedStringDecay* theStringDecay = new G4ExcitedStringDecay( new G4QGSMFragmentation );
  theStringModel->SetFragmentationModel( theStringDecay );
  G4GeneratorPrecompoundInterface* theCascade = new G4GeneratorPrecompoundInterface();
  theQGSmodel->SetTransport( theCascade );
  theQGSmodel->SetHighEnergyGenerator( theStringModel );
  if ( quasiElastic ) theQGSmodel->SetQuasiElasticChannel( new G4QuasiElasticChannel );
  theQGSmodel->SetTransport(theCascade);
  theQGSmodel->SetMinEnergy( theMin );
  theQGSmodel->SetMaxEnergy( theMax );
  // The auxilary model, FTFP, needed for anti_deuteron, anti_triton, anti_He3 and anti_alpha
  theFTFmodel = new G4TheoFSGenerator( "FTFP" );
  G4FTFModel* theStringModel2 = new G4FTFModel;
  theStringModel2->SetFragmentationModel( new G4ExcitedStringDecay );
  G4GeneratorPrecompoundInterface* theCascade2 = new G4GeneratorPrecompoundInterface;
  theFTFmodel->SetHighEnergyGenerator( theStringModel2 );
  G4double quasiElasticFTF = false;  // Use built-in quasi-elastic (not add-on)
  if ( quasiElasticFTF ) theFTFmodel->SetQuasiElasticChannel( new G4QuasiElasticChannel );
  theFTFmodel->SetTransport( theCascade2 );
  theFTFmodel->SetMinEnergy( theMin );
  theFTFmodel->SetMaxEnergy( theMax );
}

~G4QGSPAntiBarionBuilder()

G4QGSPAntiBarionBuilder::~G4QGSPAntiBarionBuilder ( )

overridedefault

Member Function Documentation

Build()

void G4QGSPAntiBarionBuilder::Build

(

G4HadronInelasticProcess *

aP

)

Definition at line 88 of file G4QGSPAntiBarionBuilder.cc.

                                                                  {
  if ( aP->GetParticleDefinition()  &&  aP->GetParticleDefinition()->GetBaryonNumber() < -1 ) {
    // Light anti-ions: for the time being QGSP cannot be applied, use FTFP
    theFTFmodel->SetMinEnergy( theMin );
    theFTFmodel->SetMaxEnergy( theMax );
    aP->RegisterMe( theFTFmodel );
  } else {
    // Anti-proton and anti-neutron: use QGSP
    theQGSmodel->SetMinEnergy( theMin );
    theQGSmodel->SetMaxEnergy( theMax );
    aP->RegisterMe( theQGSmodel );
  }
  aP->AddDataSet( theAntiNucleonData );
}

SetMaxEnergy()

void G4QGSPAntiBarionBuilder::SetMaxEnergy ( G4double val )

inlinefinaloverridevirtual

Reimplemented from G4PhysicsBuilderInterface.

Definition at line 57 of file G4QGSPAntiBarionBuilder.hh.

{ theMax = val; }

SetMinEnergy()

void G4QGSPAntiBarionBuilder::SetMinEnergy ( G4double val )

inlinefinaloverridevirtual

Reimplemented from G4PhysicsBuilderInterface.

Definition at line 56 of file G4QGSPAntiBarionBuilder.hh.

{ theMin = val; }

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

• G4QGSPAntiBarionBuilder.hh
• G4QGSPAntiBarionBuilder.cc