G4VPreCompoundFragment Class Reference

#include <G4VPreCompoundFragment.hh>

Inheritance diagram for G4VPreCompoundFragment:

Public Member Functions
	G4VPreCompoundFragment (const G4ParticleDefinition *, G4VCoulombBarrier *aCoulombBarrier)
virtual	~G4VPreCompoundFragment ()
void	Initialize (const G4Fragment &aFragment)
virtual G4double	CalcEmissionProbability (const G4Fragment &aFragment)=0
virtual G4double	SampleKineticEnergy (const G4Fragment &aFragment)=0
G4bool	IsItPossible (const G4Fragment &aFragment) const
G4ReactionProduct *	GetReactionProduct () const
G4int	GetA () const
G4int	GetZ () const
G4int	GetRestA () const
G4int	GetRestZ () const
G4double	GetBindingEnergy () const
G4double	GetEnergyThreshold () const
G4double	GetEmissionProbability () const
G4double	GetNuclearMass () const
G4double	GetRestNuclearMass () const
const G4LorentzVector &	GetMomentum () const
void	SetMomentum (const G4LorentzVector &value)
void	SetOPTxs (G4int)
void	UseSICB (G4bool)

Protected Member Functions
virtual G4double	GetAlpha () const =0
virtual G4double	GetBeta () const =0

Protected Attributes
G4NuclearLevelData *	fNucData
G4DeexPrecoParameters *	theParameters
G4Pow *	g4calc
G4int	theA
G4int	theZ
G4int	theResA
G4int	theResZ
G4int	theFragA
G4int	theFragZ
G4double	theResA13
G4double	theBindingEnergy
G4double	theMinKinEnergy
G4double	theMaxKinEnergy
G4double	theResMass
G4double	theReducedMass
G4double	theMass
G4double	theEmissionProbability
G4double	theCoulombBarrier
G4int	OPTxs
G4bool	useSICB

Friends
std::ostream &	operator<< (std::ostream &, const G4VPreCompoundFragment *)
std::ostream &	operator<< (std::ostream &, const G4VPreCompoundFragment &)

Detailed Description

Definition at line 55 of file G4VPreCompoundFragment.hh.

Constructor & Destructor Documentation

G4VPreCompoundFragment()

G4VPreCompoundFragment::G4VPreCompoundFragment ( const G4ParticleDefinition *  part, G4VCoulombBarrier *  aCoulombBarrier  )

explicit

Definition at line 39 of file G4VPreCompoundFragment.cc.

  : particle(part), theCoulombBarrierPtr(aCoulombBarrier),
    theMomentum(0.,0.,0.,0.),
    theA(particle->GetBaryonNumber()),
    theZ(G4lrint(particle->GetPDGCharge())),
    theResA(0),theResZ(0),theFragA(0),theFragZ(0),theBindingEnergy(0.0), 
    theMinKinEnergy(0.0),theMaxKinEnergy(0.0),theResMass(0.0),
    theReducedMass(0.0),
    theEmissionProbability(0.0),theCoulombBarrier(0.0),
    OPTxs(3),useSICB(true)
{
  theMass = particle->GetPDGMass();
  fNucData = G4NuclearLevelData::GetInstance();
  theParameters = fNucData->GetParameters();
  g4calc = G4Pow::GetInstance();
  theResA13 = 0.0;
}

~G4VPreCompoundFragment()

G4VPreCompoundFragment::~G4VPreCompoundFragment ( )

virtual

Definition at line 58 of file G4VPreCompoundFragment.cc.

{}

Member Function Documentation

CalcEmissionProbability()

virtual G4double G4VPreCompoundFragment::CalcEmissionProbability ( const G4Fragment &  aFragment )

pure virtual

Implemented in G4HETCFragment, and G4PreCompoundFragment.

GetA()

G4int G4VPreCompoundFragment::GetA ( ) const

inline

Referenced by G4PreCompoundEmission::PerformEmission(), and G4PreCompoundIon::ProbabilityDistributionFunction().

GetAlpha()

virtual G4double G4VPreCompoundFragment::GetAlpha ( ) const

protectedpure virtual

Implemented in G4HETCAlpha, G4HETCDeuteron, G4HETCHe3, G4HETCNeutron, G4HETCProton, G4HETCTriton, G4PreCompoundAlpha, G4PreCompoundDeuteron, G4PreCompoundHe3, G4PreCompoundNeutron, G4PreCompoundProton, G4PreCompoundTriton, G4HETCFragment, and G4PreCompoundFragment.

GetBeta()

virtual G4double G4VPreCompoundFragment::GetBeta ( ) const

protectedpure virtual

Implemented in G4HETCAlpha, G4HETCDeuteron, G4HETCHe3, G4HETCNeutron, G4HETCProton, G4HETCTriton, G4PreCompoundIon, G4PreCompoundNeutron, G4PreCompoundProton, G4HETCFragment, and G4PreCompoundFragment.

GetBindingEnergy()

G4double G4VPreCompoundFragment::GetBindingEnergy ( ) const

inline

GetEmissionProbability()

G4double G4VPreCompoundFragment::GetEmissionProbability ( ) const

inline

GetEnergyThreshold()

G4double G4VPreCompoundFragment::GetEnergyThreshold ( ) const

inline

Referenced by G4HETCFragment::CalcEmissionProbability().

GetMomentum()

const G4LorentzVector & G4VPreCompoundFragment::GetMomentum ( ) const

inline

GetNuclearMass()

G4double G4VPreCompoundFragment::GetNuclearMass ( ) const

inline

Referenced by G4PreCompoundEmission::PerformEmission().

GetReactionProduct()

G4ReactionProduct * G4VPreCompoundFragment::GetReactionProduct ( ) const

inline

Referenced by G4PreCompoundEmission::PerformEmission().

GetRestA()

G4int G4VPreCompoundFragment::GetRestA ( ) const

inline

Referenced by G4PreCompoundEmission::PerformEmission().

GetRestNuclearMass()

G4double G4VPreCompoundFragment::GetRestNuclearMass ( ) const

inline

GetRestZ()

G4int G4VPreCompoundFragment::GetRestZ ( ) const

inline

Referenced by G4PreCompoundEmission::PerformEmission().

GetZ()

G4int G4VPreCompoundFragment::GetZ ( ) const

inline

Referenced by G4PreCompoundEmission::PerformEmission().

Initialize()

void G4VPreCompoundFragment::Initialize

(

const G4Fragment &

aFragment

)

Definition at line 79 of file G4VPreCompoundFragment.cc.

{
  theFragA = aFragment.GetA_asInt();
  theFragZ = aFragment.GetZ_asInt();
  theResA = theFragA - theA;
  theResZ = theFragZ - theZ;
 
  theMinKinEnergy = theMaxKinEnergy = theCoulombBarrier = 0.0;
  if ((theResA < theResZ) || (theResA < theA) || (theResZ < theZ)) {
    return;
  }
 
  theResA13 = g4calc->Z13(theResA);
  theCoulombBarrier = theCoulombBarrierPtr->
    GetCoulombBarrier(theResA,theResZ,aFragment.GetExcitationEnergy());
    
  G4double elim = (0 == OPTxs) ? theCoulombBarrier : theCoulombBarrier*0.5;
  
  // Calculate masses
  theResMass = G4NucleiProperties::GetNuclearMass(theResA, theResZ);
  theReducedMass = theResMass*theMass/(theResMass + theMass);
 
  // Compute Binding Energies for fragments 
  // needed to separate a fragment from the nucleus
  theBindingEnergy = theResMass + theMass - aFragment.GetGroundStateMass();
    
  // Compute Maximal Kinetic Energy which can be carried by fragments 
  // after separation - the true assimptotic value
  G4double Ecm = aFragment.GetMomentum().m();
  G4double twoEcm = Ecm + Ecm;
  theMaxKinEnergy = std::max(((Ecm-theResMass)*(Ecm+theResMass) + theMass*theMass)
                 /twoEcm - theMass,0.0);
  theMinKinEnergy = (elim == 0.0) ? 0.0 :
    std::max(((theMass+elim)*(twoEcm-theMass-elim) + 
          theMass*theMass)/twoEcm - theMass,0.0);
}

IsItPossible()

G4bool G4VPreCompoundFragment::IsItPossible ( const G4Fragment &  aFragment ) const

inline

SampleKineticEnergy()

virtual G4double G4VPreCompoundFragment::SampleKineticEnergy ( const G4Fragment &  aFragment )

pure virtual

Implemented in G4HETCChargedFragment, G4HETCNeutron, and G4PreCompoundFragment.

Referenced by G4PreCompoundEmission::PerformEmission().

SetMomentum()

void G4VPreCompoundFragment::SetMomentum ( const G4LorentzVector &  value )

inline

Referenced by G4PreCompoundEmission::PerformEmission().

SetOPTxs()

void G4VPreCompoundFragment::SetOPTxs ( G4int  )

inline

UseSICB()

void G4VPreCompoundFragment::UseSICB ( G4bool  )

inline

Friends And Related Function Documentation

operator<< [1/2]

std::ostream & operator<< ( std::ostream &  out, const G4VPreCompoundFragment &  theFragment  )

friend

Definition at line 61 of file G4VPreCompoundFragment.cc.

{
  out << &theFragment;
  return out; 
}

operator<< [2/2]

std::ostream & operator<< ( std::ostream &  out, const G4VPreCompoundFragment *  theFragment  )

friend

Definition at line 68 of file G4VPreCompoundFragment.cc.

{
  out 
    << "PreCompoundModel Emitted Fragment: Z= " << theFragment->GetZ() 
    << " A= " << theFragment->GetA()
    << " Mass(GeV)= " << theFragment->GetNuclearMass()/CLHEP::GeV;
  return out;
}

Member Data Documentation

fNucData

G4NuclearLevelData* G4VPreCompoundFragment::fNucData

protected

Definition at line 142 of file G4VPreCompoundFragment.hh.

Referenced by G4VPreCompoundFragment(), G4PreCompoundIon::ProbabilityDistributionFunction(), G4PreCompoundNucleon::ProbabilityDistributionFunction(), G4HETCChargedFragment::SampleKineticEnergy(), and G4HETCNeutron::SampleKineticEnergy().

g4calc

G4Pow* G4VPreCompoundFragment::g4calc

protected

Definition at line 144 of file G4VPreCompoundFragment.hh.

Referenced by G4VPreCompoundFragment(), Initialize(), G4PreCompoundIon::ProbabilityDistributionFunction(), and G4PreCompoundNucleon::ProbabilityDistributionFunction().

OPTxs

G4int G4VPreCompoundFragment::OPTxs

protected

Definition at line 165 of file G4VPreCompoundFragment.hh.

Referenced by G4PreCompoundFragment::CrossSection(), and Initialize().

theA

G4int G4VPreCompoundFragment::theA

protected

Definition at line 146 of file G4VPreCompoundFragment.hh.

Referenced by G4PreCompoundFragment::CrossSection(), G4PreCompoundFragment::G4PreCompoundFragment(), Initialize(), G4HETCAlpha::K(), G4HETCDeuteron::K(), G4HETCHe3::K(), G4HETCNeutron::K(), and G4HETCTriton::K().

theBindingEnergy

G4double G4VPreCompoundFragment::theBindingEnergy

protected

Definition at line 154 of file G4VPreCompoundFragment.hh.

Referenced by Initialize(), G4PreCompoundIon::ProbabilityDistributionFunction(), and G4PreCompoundNucleon::ProbabilityDistributionFunction().

theCoulombBarrier

G4double G4VPreCompoundFragment::theCoulombBarrier

protected

Definition at line 162 of file G4VPreCompoundFragment.hh.

Referenced by G4HETCFragment::CalcEmissionProbability(), G4PreCompoundFragment::CrossSection(), G4HETCAlpha::GetBeta(), G4HETCDeuteron::GetBeta(), G4HETCHe3::GetBeta(), G4HETCProton::GetBeta(), G4HETCTriton::GetBeta(), G4PreCompoundIon::GetBeta(), G4PreCompoundProton::GetBeta(), Initialize(), and G4HETCChargedFragment::SampleKineticEnergy().

theEmissionProbability

G4double G4VPreCompoundFragment::theEmissionProbability

protected

Definition at line 161 of file G4VPreCompoundFragment.hh.

Referenced by G4HETCFragment::CalcEmissionProbability(), and G4PreCompoundFragment::CalcEmissionProbability().

theFragA

G4int G4VPreCompoundFragment::theFragA

protected

Definition at line 150 of file G4VPreCompoundFragment.hh.

Referenced by Initialize(), G4PreCompoundIon::ProbabilityDistributionFunction(), G4PreCompoundNucleon::ProbabilityDistributionFunction(), G4HETCChargedFragment::SampleKineticEnergy(), and G4HETCNeutron::SampleKineticEnergy().

theFragZ

G4int G4VPreCompoundFragment::theFragZ

protected

Definition at line 151 of file G4VPreCompoundFragment.hh.

Referenced by G4HETCAlpha::GetAlpha(), G4HETCDeuteron::GetAlpha(), G4HETCHe3::GetAlpha(), G4HETCTriton::GetAlpha(), G4PreCompoundAlpha::GetAlpha(), G4PreCompoundDeuteron::GetAlpha(), G4PreCompoundHe3::GetAlpha(), G4PreCompoundTriton::GetAlpha(), Initialize(), G4PreCompoundIon::ProbabilityDistributionFunction(), G4PreCompoundNucleon::ProbabilityDistributionFunction(), G4HETCChargedFragment::SampleKineticEnergy(), and G4HETCNeutron::SampleKineticEnergy().

theMass

G4double G4VPreCompoundFragment::theMass

protected

Definition at line 159 of file G4VPreCompoundFragment.hh.

Referenced by G4VPreCompoundFragment(), and Initialize().

theMaxKinEnergy

G4double G4VPreCompoundFragment::theMaxKinEnergy

protected

Definition at line 156 of file G4VPreCompoundFragment.hh.

Referenced by G4HETCFragment::CalcEmissionProbability(), G4PreCompoundFragment::CalcEmissionProbability(), G4PreCompoundFragment::CrossSection(), Initialize(), G4PreCompoundIon::ProbabilityDistributionFunction(), G4HETCChargedFragment::SampleKineticEnergy(), G4HETCNeutron::SampleKineticEnergy(), and G4PreCompoundFragment::SampleKineticEnergy().

theMinKinEnergy

G4double G4VPreCompoundFragment::theMinKinEnergy

protected

Definition at line 155 of file G4VPreCompoundFragment.hh.

Referenced by G4PreCompoundFragment::CalcEmissionProbability(), Initialize(), and G4PreCompoundFragment::SampleKineticEnergy().

theParameters

G4DeexPrecoParameters* G4VPreCompoundFragment::theParameters

protected

Definition at line 143 of file G4VPreCompoundFragment.hh.

Referenced by G4HETCFragment::G4HETCFragment(), G4PreCompoundIon::G4PreCompoundIon(), and G4VPreCompoundFragment().

theReducedMass

G4double G4VPreCompoundFragment::theReducedMass

protected

Definition at line 158 of file G4VPreCompoundFragment.hh.

Referenced by Initialize(), G4PreCompoundIon::ProbabilityDistributionFunction(), and G4PreCompoundNucleon::ProbabilityDistributionFunction().

theResA

G4int G4VPreCompoundFragment::theResA

protected

Definition at line 148 of file G4VPreCompoundFragment.hh.

Referenced by G4PreCompoundFragment::CalcEmissionProbability(), G4PreCompoundFragment::CrossSection(), Initialize(), G4HETCAlpha::K(), G4HETCDeuteron::K(), G4HETCHe3::K(), G4HETCNeutron::K(), G4HETCProton::K(), G4HETCTriton::K(), G4PreCompoundIon::ProbabilityDistributionFunction(), and G4PreCompoundNucleon::ProbabilityDistributionFunction().

theResA13

G4double G4VPreCompoundFragment::theResA13

protected

Definition at line 153 of file G4VPreCompoundFragment.hh.

Referenced by G4PreCompoundFragment::CrossSection(), G4VPreCompoundFragment(), G4HETCNeutron::GetAlpha(), G4PreCompoundNeutron::GetAlpha(), G4HETCNeutron::GetBeta(), G4PreCompoundNeutron::GetBeta(), and Initialize().

theResMass

G4double G4VPreCompoundFragment::theResMass

protected

Definition at line 157 of file G4VPreCompoundFragment.hh.

Referenced by Initialize().

theResZ

G4int G4VPreCompoundFragment::theResZ

protected

Definition at line 149 of file G4VPreCompoundFragment.hh.

Referenced by G4HETCProton::GetAlpha(), G4PreCompoundProton::GetAlpha(), Initialize(), G4HETCAlpha::K(), G4HETCDeuteron::K(), G4HETCHe3::K(), G4HETCNeutron::K(), G4HETCProton::K(), G4HETCTriton::K(), G4PreCompoundIon::ProbabilityDistributionFunction(), and G4PreCompoundNucleon::ProbabilityDistributionFunction().

theZ

G4int G4VPreCompoundFragment::theZ

protected

Definition at line 147 of file G4VPreCompoundFragment.hh.

Referenced by G4PreCompoundFragment::CrossSection(), G4PreCompoundFragment::G4PreCompoundFragment(), Initialize(), G4HETCAlpha::K(), G4HETCDeuteron::K(), G4HETCHe3::K(), G4HETCNeutron::K(), G4HETCProton::K(), and G4HETCTriton::K().

useSICB

G4bool G4VPreCompoundFragment::useSICB

protected

Definition at line 167 of file G4VPreCompoundFragment.hh.

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

• G4VPreCompoundFragment.hh
• G4VPreCompoundFragment.cc