G4FissionBarrier Class Reference

#include <G4FissionBarrier.hh>

Inheritance diagram for G4FissionBarrier:

Collaboration diagram for G4FissionBarrier:

Public Member Functions
	G4FissionBarrier ()
	~G4FissionBarrier ()
G4double	FissionBarrier (G4int A, G4int Z, G4double U)

Private Member Functions
G4double	BarashenkovFissionBarrier (G4int A, G4int Z)
G4double	SellPlusPairingCorrection (G4int Z, G4int N)
	G4FissionBarrier (const G4FissionBarrier &right)
const G4FissionBarrier &	operator= (const G4FissionBarrier &right)
G4bool	operator== (const G4FissionBarrier &right) const
G4bool	operator!= (const G4FissionBarrier &right) const

Private Attributes
G4CameronShellPlusPairingCorrections *	SPtr

Detailed Description

Definition at line 42 of file G4FissionBarrier.hh.

Constructor & Destructor Documentation

G4FissionBarrier() [1/2]

G4FissionBarrier::G4FissionBarrier

(

)

Definition at line 39 of file G4FissionBarrier.cc.

{
  SPtr = 
    G4ShellCorrection::GetInstance()->GetCameronShellPlusPairingCorrections();
}

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~G4FissionBarrier()

G4FissionBarrier::~G4FissionBarrier

(

)

Definition at line 45 of file G4FissionBarrier.cc.

{}

G4FissionBarrier() [2/2]

G4FissionBarrier::G4FissionBarrier ( const G4FissionBarrier &  right )

private

Member Function Documentation

BarashenkovFissionBarrier()

G4double G4FissionBarrier::BarashenkovFissionBarrier ( G4int  A, G4int  Z  )

private

Definition at line 59 of file G4FissionBarrier.cc.

{
  // Liquid drop model parameters for
  // surface energy of a spherical nucleus
  static const G4double aSurf = 17.9439*MeV;
  // and coulomb energy
  static const G4double aCoul = 0.7053*MeV;
  static const G4double k = 1.7826;
  G4int N = A - Z;

  // fissibility parameter
  G4double x = (aCoul/(2.0*aSurf))*(Z*Z)/static_cast<G4double>(A);
  x /= (1.0 - k*(N-Z)*(N-Z)/static_cast<G4double>(A*A));
  
  // Liquid drop model part of Fission Barrier
  G4double BF0 = aSurf*G4Pow::GetInstance()->Z23(A);
  if (x <= 2./3.) { BF0 *= 0.38*(3./4.-x); }
  else { BF0 *= 0.83*(1. - x)*(1. - x)*(1. - x); }

  // 
  G4double D = 1.248*MeV;
  D *= (N - 2*(N/2) + Z - 2*(Z/2));

  return BF0 + D - SellPlusPairingCorrection(Z,N);
}

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FissionBarrier()

G4double G4FissionBarrier::FissionBarrier	(	G4int	A,
		G4int	Z,
		G4double	U
	)

Definition at line 49 of file G4FissionBarrier.cc.

{
  if (A >= 65) {
    return BarashenkovFissionBarrier(A,Z)/(1.0 + std::sqrt(U/(2.0*A)));
  } else { return 100.0*GeV; }
}

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operator!=()

G4bool G4FissionBarrier::operator!= ( const G4FissionBarrier &  right ) const

private

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operator=()

const G4FissionBarrier& G4FissionBarrier::operator= ( const G4FissionBarrier &  right )

private

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operator==()

G4bool G4FissionBarrier::operator== ( const G4FissionBarrier &  right ) const

private

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SellPlusPairingCorrection()

G4double G4FissionBarrier::SellPlusPairingCorrection ( G4int  Z, G4int  N  )

inlineprivate

Definition at line 56 of file G4FissionBarrier.hh.

  { 
    G4double res = 0.0;
    SPtr->GetPairingCorrection(N,Z,res);
    return res; 
  }

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Member Data Documentation

SPtr

G4CameronShellPlusPairingCorrections* G4FissionBarrier::SPtr

private

Definition at line 68 of file G4FissionBarrier.hh.

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

• G4FissionBarrier.hh
• G4FissionBarrier.cc