GammaRayTelIonPhysics.cc

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#include <iomanip>   

#include "GammaRayTelIonPhysics.hh"

#include "globals.hh"
#include "G4ios.hh"
#include "G4SystemOfUnits.hh"
#include "G4HadronicParameters.hh"


GammaRayTelIonPhysics::GammaRayTelIonPhysics(const G4String& name)
                 :  G4VPhysicsConstructor(name)
{;}

GammaRayTelIonPhysics::~GammaRayTelIonPhysics()
{;}

void GammaRayTelIonPhysics::ConstructParticle()
{;}


#include "G4ProcessManager.hh"


void GammaRayTelIonPhysics::ConstructProcess()
{
  G4ProcessManager * pManager = 0;
  
  const G4double theBERTMin =   0.0*GeV;
  const G4double theBERTMax =   5.0*GeV;
  const G4double theFTFMin =    4.0*GeV;
  const G4double theFTFMax = G4HadronicParameters::Instance()->GetMaxEnergy();
  
  G4FTFModel* theStringModel = new G4FTFModel;
  G4ExcitedStringDecay* theStringDecay = new G4ExcitedStringDecay( new G4LundStringFragmentation );
  theStringModel->SetFragmentationModel( theStringDecay );
  G4PreCompoundModel* thePreEquilib = new G4PreCompoundModel( new G4ExcitationHandler );
  G4GeneratorPrecompoundInterface* theCascade = new G4GeneratorPrecompoundInterface( thePreEquilib );

  G4TheoFSGenerator* theModel = new G4TheoFSGenerator( "FTFP" );
  theModel->SetHighEnergyGenerator( theStringModel );
  theModel->SetTransport( theCascade );
  theModel->SetMinEnergy( theFTFMin );
  theModel->SetMaxEnergy( theFTFMax ); 

  G4CascadeInterface * theBERTModel = new G4CascadeInterface;
  theBERTModel->SetMinEnergy( theBERTMin );
  theBERTModel->SetMaxEnergy( theBERTMax );

  // Elastic Process
  theElasticModel = new G4HadronElastic();
  theElasticProcess.RegisterMe(theElasticModel);

  // Generic Ion
  pManager = G4GenericIon::GenericIon()->GetProcessManager();
  // add process
  pManager->AddDiscreteProcess(&theElasticProcess);

  pManager->AddProcess(&fIonIonisation, ordInActive, 2, 2);

  pManager->AddProcess(&fIonMultipleScattering);
  pManager->SetProcessOrdering(&fIonMultipleScattering, idxAlongStep,  1);
  pManager->SetProcessOrdering(&fIonMultipleScattering, idxPostStep,  1);

  G4ComponentGGNuclNuclXsc * ggNuclNuclXsec = new G4ComponentGGNuclNuclXsc();
  G4VCrossSectionDataSet * theGGNuclNuclData = new G4CrossSectionInelastic(ggNuclNuclXsec);
  
  // Deuteron 
  pManager = G4Deuteron::Deuteron()->GetProcessManager();
  // add process
  pManager->AddDiscreteProcess(&theElasticProcess);
  fDeuteronProcess.AddDataSet(theGGNuclNuclData);
  fDeuteronProcess.RegisterMe(theBERTModel);
  fDeuteronProcess.RegisterMe(theModel);
  pManager->AddDiscreteProcess(&fDeuteronProcess);

  pManager->AddProcess(&fDeuteronIonisation, ordInActive, 2, 2);

  pManager->AddProcess(&fDeuteronMultipleScattering);
  pManager->SetProcessOrdering(&fDeuteronMultipleScattering, idxAlongStep,  1);
  pManager->SetProcessOrdering(&fDeuteronMultipleScattering, idxPostStep,  1);
 
  // Triton 
  pManager = G4Triton::Triton()->GetProcessManager();
  // add process
  pManager->AddDiscreteProcess(&theElasticProcess);
  fTritonProcess.AddDataSet(theGGNuclNuclData);
  fTritonProcess.RegisterMe(theBERTModel);
  fTritonProcess.RegisterMe(theModel);
  pManager->AddDiscreteProcess(&fTritonProcess);

  pManager->AddProcess(&fTritonIonisation, ordInActive, 2, 2);

  pManager->AddProcess(&fTritonMultipleScattering);
  pManager->SetProcessOrdering(&fTritonMultipleScattering, idxAlongStep,  1);
  pManager->SetProcessOrdering(&fTritonMultipleScattering, idxPostStep,  1);
 
  // Alpha 
  pManager = G4Alpha::Alpha()->GetProcessManager();
  // add process
  pManager->AddDiscreteProcess(&theElasticProcess);

  fAlphaProcess.AddDataSet(theGGNuclNuclData);
  fAlphaProcess.RegisterMe(theBERTModel);
  fAlphaProcess.RegisterMe(theModel);
  pManager->AddDiscreteProcess(&fAlphaProcess);

  pManager->AddProcess(&fAlphaIonisation, ordInActive, 2, 2);

  pManager->AddProcess(&fAlphaMultipleScattering);
  pManager->SetProcessOrdering(&fAlphaMultipleScattering, idxAlongStep,  1);
  pManager->SetProcessOrdering(&fAlphaMultipleScattering, idxPostStep,  1);
 
  // He3
  pManager = G4He3::He3()->GetProcessManager();
  // add process
  pManager->AddDiscreteProcess(&theElasticProcess);

  pManager->AddProcess(&fHe3Ionisation, ordInActive, 2, 2);

  pManager->AddProcess(&fHe3MultipleScattering);
  pManager->SetProcessOrdering(&fHe3MultipleScattering, idxAlongStep,  1);
  pManager->SetProcessOrdering(&fHe3MultipleScattering, idxPostStep,  1);
   
}