#include <G4NeutronFissionVI.hh>

Inheritance diagram for G4NeutronFissionVI:

Public Member Functions
	G4NeutronFissionVI ()

	~G4NeutronFissionVI () override

G4HadFinalState *	ApplyYourself (const G4HadProjectile &aTrack, G4Nucleus &targetNucleus) override

void	InitialiseModel () override

G4NeutronFissionVI &	operator= (const G4NeutronFissionVI &right)=delete

	G4NeutronFissionVI (const G4NeutronFissionVI &)=delete

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

	G4HadronicInteraction (const G4HadronicInteraction &right)=delete

const G4HadronicInteraction &	operator= (const G4HadronicInteraction &right)=delete

G4bool	operator== (const G4HadronicInteraction &right) const =delete

G4bool	operator!= (const G4HadronicInteraction &right) const =delete

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 53 of file G4NeutronFissionVI.hh.

Constructor & Destructor Documentation

◆ G4NeutronFissionVI() [1/2]

G4NeutronFissionVI::G4NeutronFissionVI ( )

Definition at line 59 of file G4NeutronFissionVI.cc.

  : G4HadronicInteraction("nFissionVI"),
    fManagerHP(G4ParticleHPManager::GetInstance()),
    minExcitation(0.1*CLHEP::keV),
    emaxT(fManagerHP->GetMaxEnergyDoppler()),
    lab4mom(0.,0.,0.,0.)
{
  SetMinEnergy( 0.0*CLHEP::GeV );
  SetMaxEnergy( G4HadronicParameters::Instance()->GetMaxEnergy() );
  theTableOfIons = G4ParticleTable::GetParticleTable()->GetIonTable();
}

◆ ~G4NeutronFissionVI()

G4NeutronFissionVI::~G4NeutronFissionVI ( )

override

Definition at line 71 of file G4NeutronFissionVI.cc.

{
  if (fLocalHandler) { delete fHandler; }
}

◆ G4NeutronFissionVI() [2/2]

G4NeutronFissionVI::G4NeutronFissionVI ( const G4NeutronFissionVI & )

delete

Member Function Documentation

◆ ApplyYourself()

G4HadFinalState * G4NeutronFissionVI::ApplyYourself	(	const G4HadProjectile &	aTrack,
		G4Nucleus &	targetNucleus )

overridevirtual

Reimplemented from G4HadronicInteraction.

Definition at line 97 of file G4NeutronFissionVI.cc.

{
  theParticleChange.Clear();
  theParticleChange.SetStatusChange(stopAndKill);
  G4double T = aTrack.GetMaterial()->GetTemperature();
 
  G4int A = theNucleus.GetA_asInt();
  G4int Z = theNucleus.GetZ_asInt();
 
  G4double time = aTrack.GetGlobalTime();
  G4double ekin = aTrack.GetKineticEnergy();
 
  // Create initial state
  G4double mass = G4NucleiProperties::GetNuclearMass(A, Z);
 
  // no Doppler broading
  G4double factT = T/CLHEP::STP_Temperature; 
 
  if (ekin >= emaxT*factT || fManagerHP->GetNeglectDoppler()) {
    lab4mom.set(0.,0.,0.,mass);
 
  } else {
    G4double lambda = 1.0/(CLHEP::k_Boltzmann*T);
    G4double erand = G4RandGamma::shoot(2.0, lambda);
    auto mom = G4RandomDirection()*std::sqrt(2*mass*erand);
    lab4mom.set(mom.x(), mom.y(), mom.z(), mass + erand);
  }
 
  lab4mom += aTrack.Get4Momentum();
 
  G4double M = lab4mom.mag();
  ++A;
  mass = G4NucleiProperties::GetNuclearMass(A, Z);
  //G4cout << "Fission start: Z= " << Z << " A= " << A 
  //     << " LabM= " << M << " Mcompound= " << mass << G4endl;
 
  // protection against wrong kinematic 
  if (M < mass) {
    G4double etot = std::max(mass, lab4mom.e());
    G4double ptot = std::sqrt((etot - mass)*(etot + mass));
    G4ThreeVector v = lab4mom.vect().unit();
    lab4mom.set(v.x()*ptot,v.y()*ptot,v.z()*ptot,etot);
  }
 
  G4Fragment* aFragment = new G4Fragment(A, Z, lab4mom);
 
  if (verboseLevel > 1) {
    G4cout << "G4NeutronFissionVI::ApplyYourself initial G4Fragmet:" 
       << G4endl;
    G4cout << aFragment << G4endl;
  }
 
  //
  // Sample final state
  //
  fFission->GetEmissionProbability(aFragment);
  G4Fragment* frag = fFission->EmittedFragment(aFragment);
  G4ReactionProductVector* final = fHandler->BreakItUp(*aFragment);
  if (nullptr != frag) {
    G4ReactionProductVector* v = fHandler->BreakItUp(*frag);
    for (auto & p : *v) {
      final->push_back(p);
    }
    delete v;
    delete frag;
  }
 
  if (verboseLevel > 1) {
      G4cout << "G4NeutronFissionVI: " << final->size()
             << " final particle secID= " << secID << G4endl;
  }
  for (auto const & ptr : *final) {
    G4double etot = ptr->GetTotalEnergy();
    const G4ParticleDefinition* theDef = ptr->GetDefinition();
    ekin = std::max(0.0, etot - theDef->GetPDGMass());
    if (verboseLevel > 1) {
      G4cout << theDef->GetParticleName()
         << " Ekin(MeV)= " << ekin/MeV
         << " p: " << ptr->GetMomentum() 
         << G4endl;
    }
    G4HadSecondary* news = new G4HadSecondary(
      new G4DynamicParticle(theDef, ptr->GetMomentum().unit(), ekin));
    G4double timeF = std::max(ptr->GetFormationTime(), 0.0);
    news->SetTime(time + timeF);
    news->SetCreatorModelID(secID);
    theParticleChange.AddSecondary(*news);
    delete news;
    delete ptr;
  }
  delete final;
  delete aFragment;
 
  //G4cout << "Fission done" << G4endl;
  return &theParticleChange;
}

◆ InitialiseModel()

void G4NeutronFissionVI::InitialiseModel ( )

overridevirtual

Reimplemented from G4HadronicInteraction.

Definition at line 76 of file G4NeutronFissionVI.cc.

{
  if (fFission != nullptr && fHandler != nullptr) { return; }
  G4HadronicInteraction* p =
    G4HadronicInteractionRegistry::Instance()->FindModel("PRECO");
  if (nullptr != p) {
    fHandler = (static_cast<G4VPreCompoundModel*>(p))->GetExcitationHandler();
  }
  if (nullptr == fHandler) {
    fHandler = new G4ExcitationHandler();
    fLocalHandler = true;
  }
  fHandler->Initialise();
  fFission = fHandler->GetEvaporation()->GetFissionChannel();
 
  G4DeexPrecoParameters* param = 
    G4NuclearLevelData::GetInstance()->GetParameters();
  minExcitation = param->GetMinExcitation();
  secID = G4PhysicsModelCatalog::GetModelID("model_" + GetModelName());
}

◆ operator=()

G4NeutronFissionVI & G4NeutronFissionVI::operator= ( const G4NeutronFissionVI & right )