G4FissLib Class Reference

#include <G4FissLib.hh>

Inheritance diagram for G4FissLib:

Collaboration diagram for G4FissLib:

Public Member Functions
	G4FissLib ()
	~G4FissLib ()
G4HadFinalState *	ApplyYourself (const G4HadProjectile &aTrack, G4Nucleus &aTargetNucleus)
const std::pair< G4double, G4double >	GetFatalEnergyCheckLevels () const
Public Member Functions inherited from G4HadronicInteraction
	G4HadronicInteraction (const G4String &modelName="HadronicModel")
virtual	~G4HadronicInteraction ()
virtual G4double	SampleInvariantT (const G4ParticleDefinition *p, G4double plab, G4int Z, G4int A)
virtual G4bool	IsApplicable (const G4HadProjectile &aTrack, G4Nucleus &targetNucleus)
G4double	GetMinEnergy () const
G4double	GetMinEnergy (const G4Material *aMaterial, const G4Element *anElement) const
void	SetMinEnergy (G4double anEnergy)
void	SetMinEnergy (G4double anEnergy, const G4Element *anElement)
void	SetMinEnergy (G4double anEnergy, const G4Material *aMaterial)
G4double	GetMaxEnergy () const
G4double	GetMaxEnergy (const G4Material *aMaterial, const G4Element *anElement) const
void	SetMaxEnergy (const G4double anEnergy)
void	SetMaxEnergy (G4double anEnergy, const G4Element *anElement)
void	SetMaxEnergy (G4double anEnergy, const G4Material *aMaterial)
G4int	GetVerboseLevel () const
void	SetVerboseLevel (G4int value)
const G4String &	GetModelName () const
void	DeActivateFor (const G4Material *aMaterial)
void	ActivateFor (const G4Material *aMaterial)
void	DeActivateFor (const G4Element *anElement)
void	ActivateFor (const G4Element *anElement)
G4bool	IsBlocked (const G4Material *aMaterial) const
G4bool	IsBlocked (const G4Element *anElement) const
void	SetRecoilEnergyThreshold (G4double val)
G4double	GetRecoilEnergyThreshold () const
virtual std::pair< G4double, G4double >	GetEnergyMomentumCheckLevels () const
void	SetEnergyMomentumCheckLevels (G4double relativeLevel, G4double absoluteLevel)
virtual void	ModelDescription (std::ostream &outFile) const
virtual void	BuildPhysicsTable (const G4ParticleDefinition &)
virtual void	InitialiseModel ()

Additional Inherited Members
Protected Member Functions inherited from G4HadronicInteraction
void	SetModelName (const G4String &nam)
G4bool	IsBlocked () const
void	Block ()
Protected Attributes inherited from G4HadronicInteraction
G4HadFinalState	theParticleChange
G4int	verboseLevel
G4double	theMinEnergy
G4double	theMaxEnergy
G4bool	isBlocked

Detailed Description

Definition at line 133 of file G4FissLib.hh.

Constructor & Destructor Documentation

G4FissLib::G4FissLib

(

)

Definition at line 65 of file G4FissLib.cc.

 :xSec(0)
{
  SetMinEnergy(0.0);
  SetMaxEnergy(20.*MeV);
  if(!getenv("G4NEUTRONHPDATA")) {
     G4cout << "Please setenv G4NEUTRONHPDATA to point to the neutron cross-section files." << G4endl;
     throw G4HadronicException(__FILE__, __LINE__, "Please setenv G4NEUTRONHPDATA to point to the neutron cross-section files.");
  }
  dirName = getenv("G4NEUTRONHPDATA");
  G4String tString = "/Fission/";
  dirName = dirName + tString;
  numEle = G4Element::GetNumberOfElements();
  theFission = new G4ParticleHPChannel[numEle];

  for (G4int i=0; i<numEle; i++)
  { 
//    G4cout << "G4FissLib::G4FissLib(): element "<< i << " : " << (*(G4Element::GetElementTable()))[i]->GetZ()<< G4endl;
    if((*(G4Element::GetElementTable()))[i]->GetZ()>89)
    {
      theFission[i].Init((*(G4Element::GetElementTable()))[i], dirName);
      theFission[i].Register(&theLibrary);
    }
  }
}

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G4FissLib::~G4FissLib

(

)

Definition at line 91 of file G4FissLib.cc.

{
  delete [] theFission;
}

Member Function Documentation

G4HadFinalState * G4FissLib::ApplyYourself ( const G4HadProjectile &  aTrack, G4Nucleus &  aTargetNucleus  )

virtual

Implements G4HadronicInteraction.

Definition at line 97 of file G4FissLib.cc.

{
  G4ParticleHPManager::GetInstance()->OpenReactionWhiteBoard();

  const G4Material* theMaterial = aTrack.GetMaterial();
  G4int n = theMaterial->GetNumberOfElements();
  G4int index = theMaterial->GetElement(0)->GetIndex();

  if (n != 1) {
    xSec = new G4double[n];
    G4double sum = 0;
    G4int i;
    G4int imat;
    const G4double * NumAtomsPerVolume = theMaterial->GetVecNbOfAtomsPerVolume();
    G4double rWeight;    
    G4ParticleHPThermalBoost aThermalE;
    for (i = 0; i < n; i++) {
      imat = theMaterial->GetElement(i)->GetIndex();
      rWeight = NumAtomsPerVolume[i];
      xSec[i] = theFission[imat].GetXsec(aThermalE.GetThermalEnergy(aTrack,
                                                            theMaterial->GetElement(i),
                              theMaterial->GetTemperature()));
      xSec[i] *= rWeight;
      sum+=xSec[i];
    }

    G4double random = G4UniformRand();
    G4double running = 0;
    for (i = 0; i < n; i++) {
      running += xSec[i];
      index = theMaterial->GetElement(i)->GetIndex();
      if(random<=running/sum) break;
    }
    delete [] xSec;
  }

  //return theFission[index].ApplyYourself(aTrack);
   //Overwrite target parameters
   G4HadFinalState* result = theFission[index].ApplyYourself(aTrack);
   aNucleus.SetParameters(G4ParticleHPManager::GetInstance()->GetReactionWhiteBoard()->GetTargA(),G4ParticleHPManager::GetInstance()->GetReactionWhiteBoard()->GetTargZ());
   const G4Element* target_element = (*G4Element::GetElementTable())[index];
   const G4Isotope* target_isotope=NULL;
   G4int iele = target_element->GetNumberOfIsotopes();
   for ( G4int j = 0 ; j != iele ; j++ ) {
      target_isotope=target_element->GetIsotope( j );
      if ( target_isotope->GetN() == G4ParticleHPManager::GetInstance()->GetReactionWhiteBoard()->GetTargA() ) break;
   }
   aNucleus.SetIsotope( target_isotope );
   G4ParticleHPManager::GetInstance()->CloseReactionWhiteBoard();
   return result;
}

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const std::pair< G4double, G4double > G4FissLib::GetFatalEnergyCheckLevels ( ) const

virtual

Reimplemented from G4HadronicInteraction.

Definition at line 149 of file G4FissLib.cc.

{
  // max energy non-conservation is mass of heavy nucleus (taken from G4LFission)
  return std::pair<G4double, G4double>(5*perCent,250*GeV);
}

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

• geant4.10.03.p01/source/processes/hadronic/models/fission/include/G4FissLib.hh
• geant4.10.03.p01/source/processes/hadronic/models/fission/src/G4FissLib.cc