#include <G4PreCompoundIon.hh>

Inheritance diagram for G4PreCompoundIon:

Collaboration diagram for G4PreCompoundIon:

Public Member Functions
	G4PreCompoundIon (const G4ParticleDefinition , G4VCoulombBarrier aCoulombBarrier)

virtual	~G4PreCompoundIon ()

Public Member Functions inherited from G4PreCompoundFragment
	G4PreCompoundFragment (const G4ParticleDefinition , G4VCoulombBarrier aCoulombBarrier)

virtual	~G4PreCompoundFragment ()

G4double	CalcEmissionProbability (const G4Fragment &aFragment)

G4double	SampleKineticEnergy (const G4Fragment &aFragment)

Public Member Functions inherited from G4VPreCompoundFragment
	G4VPreCompoundFragment (const G4ParticleDefinition , G4VCoulombBarrier aCoulombBarrier)

virtual	~G4VPreCompoundFragment ()

void	Initialize (const G4Fragment &aFragment)

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	GetRj (G4int NumberParticles, G4int NumberCharged) const =0

virtual G4double	GetBeta () const

virtual G4double	ProbabilityDistributionFunction (G4double eKin, const G4Fragment &aFragment)

virtual G4double	FactorialFactor (G4int N, G4int P) const =0

virtual G4double	CoalescenceFactor (G4int A) const =0

Protected Member Functions inherited from G4PreCompoundFragment
virtual G4double	GetAlpha () const =0

G4double	CrossSection (G4double ekin) const

Additional Inherited Members
Protected Attributes inherited from G4VPreCompoundFragment
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

Detailed Description

Definition at line 42 of file G4PreCompoundIon.hh.

Constructor & Destructor Documentation

G4PreCompoundIon::G4PreCompoundIon	(	const G4ParticleDefinition *	part,
		G4VCoulombBarrier *	aCoulombBarrier
	)

Definition at line 47 of file G4PreCompoundIon.cc.

   : G4PreCompoundFragment(part,aCoulombBarrier)
 {
   G4double r0 = theParameters->GetR0();
   fact = 0.75*CLHEP::millibarn/(CLHEP::pi*r0*r0*r0);
 }

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G4PreCompoundIon::~G4PreCompoundIon ( )

virtual

Definition at line 55 of file G4PreCompoundIon.cc.

56 {}

Member Function Documentation

virtual G4double G4PreCompoundIon::CoalescenceFactor ( G4int A ) const

protectedpure virtual

Implemented in G4PreCompoundAlpha, G4PreCompoundDeuteron, G4PreCompoundHe3, and G4PreCompoundTriton.

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virtual G4double G4PreCompoundIon::FactorialFactor	(	G4int	N,
		G4int	P
	)		const

protectedpure virtual

Implemented in G4PreCompoundAlpha, G4PreCompoundDeuteron, G4PreCompoundHe3, and G4PreCompoundTriton.

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G4double G4PreCompoundIon::GetBeta ( ) const

protectedvirtual

Implements G4PreCompoundFragment.

Definition at line 100 of file G4PreCompoundIon.cc.

 {
   return -theCoulombBarrier;
 }

virtual G4double G4PreCompoundIon::GetRj	(	G4int	NumberParticles,
		G4int	NumberCharged
	)		const

protectedpure virtual

Implemented in G4PreCompoundAlpha, G4PreCompoundDeuteron, G4PreCompoundHe3, and G4PreCompoundTriton.

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G4double G4PreCompoundIon::ProbabilityDistributionFunction	(	G4double	eKin,
		const G4Fragment &	aFragment
	)

protectedvirtual

Implements G4PreCompoundFragment.

Definition at line 59 of file G4PreCompoundIon.cc.

 {
   G4double efinal = eKin + theBindingEnergy;
   if(efinal <= 0.0 ) { return 0.0; } 
 
   G4double U = aFragment.GetExcitationEnergy();
   G4int P = aFragment.GetNumberOfParticles();
   G4int H = aFragment.GetNumberOfHoles();
   G4int A = GetA();
   G4int N = P + H;
 
   static const G4double sixoverpi2 = 6.0/CLHEP::pi2;
   G4double g0 = sixoverpi2*theFragA*theParameters->GetLevelDensity();
   G4double g1 = sixoverpi2*theResA*theParameters->GetLevelDensity();
 
   G4double gj = g1;
 
   G4double A0 = G4double(P*P+H*H+P-3*H)/(4.0*g0);
   G4double A1 = std::max(0.0,(A0*g0 + A*(A-2*P-1)*0.25)/g1); 
 
   G4double E0 = U - A0;
   if (E0 <= 0.0) { return 0.0; }
 
   G4double E1 = std::max(0.0,theMaxKinEnergy - eKin - A1); 
 
   G4double Aj = A*(A+1)/(4.0*gj); 
   G4double Ej = std::max(0.0,efinal - Aj); 
 
   G4double rj = GetRj(P, aFragment.GetNumberOfCharged());
   G4double xs = CrossSection(eKin);
   
   G4double pA = fact*eKin*xs*rj 
     * CoalescenceFactor(theFragA) * FactorialFactor(N,P)
     * std::sqrt(2.0/(theReducedMass*efinal)) 
     * g4calc->powN(g1*E1/(g0*E0), N-A-1)
     * g4calc->powN(gj*Ej/(g0*E0), A-1)*gj*g1/(g0*g0*E0*theResA); 
    
   return pA;
 }

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

source/geant4.10.03.p02/source/processes/hadronic/models/pre_equilibrium/exciton_model/include/G4PreCompoundIon.hh
source/geant4.10.03.p02/source/processes/hadronic/models/pre_equilibrium/exciton_model/src/G4PreCompoundIon.cc

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation