Gabriele Cosmo
143 lines
4.0 KiB
C++
143 lines
4.0 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4StatMFMicroPartition.hh,v 1.1 2003/08/26 18:47:30 lara Exp $
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// GEANT4 tag $Name: geant4-06-00-patch-01 $
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//
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// Hadronic Process: Nuclear De-excitations
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// by V. Lara
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#ifndef G4StatMFMicroPartition_h
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#define G4StatMFMicroPartition_h 1
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#include <vector>
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#include "globals.hh"
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#include "G4StatMFParameters.hh"
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#include "G4StatMFChannel.hh"
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class G4StatMFMicroPartition {
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public:
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// Constructor
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G4StatMFMicroPartition(const G4int A, const G4double Z) :
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theA(A), theZ(Z), _Probability(0.0), _Temperature(0.0),
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_Entropy(0.0) {};
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// Destructor
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~G4StatMFMicroPartition() {};
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private:
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// Default constructor
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G4StatMFMicroPartition() {};
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// Copy constructor
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G4StatMFMicroPartition(const G4StatMFMicroPartition & right);
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// operators
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G4StatMFMicroPartition & operator=(const G4StatMFMicroPartition & right);
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public:
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G4bool operator==(const G4StatMFMicroPartition & right) const;
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G4bool operator!=(const G4StatMFMicroPartition & right) const;
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public:
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// Gives fragments charges
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G4StatMFChannel * ChooseZ(const G4double A0, const G4double Z0, const G4double MeanT);
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G4double GetProbability(void)
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{ return _Probability; }
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void SetPartitionFragment(const G4int anA)
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{
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_thePartition.push_back(anA);
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CoulombFreeEnergy(anA);
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}
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void Normalize(const G4double Normalization)
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{ _Probability /= Normalization; }
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G4double CalcPartitionProbability(const G4double U,
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const G4double FreeInternalE0,
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const G4double SCompound);
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G4double GetTemperature(void)
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{
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return _Temperature;
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}
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G4double GetEntropy(void)
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{
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return _Entropy;
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}
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private:
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void CoulombFreeEnergy(const G4double anA);
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G4double CalcPartitionTemperature(const G4double U,
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const G4double FreeInternalE0);
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G4double GetPartitionEnergy(const G4double T);
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G4double GetCoulombEnergy(void);
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G4double GetDegeneracyFactor(const G4int A);
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G4double InvLevelDensity(const G4double Af)
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{
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// Calculate Inverse Density Level
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// Epsilon0*(1 + 3 /(Af - 1))
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if (Af < 1.5) return 0.0;
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else return G4StatMFParameters::GetEpsilon0()*(1.0+3.0/(Af - 1.0));
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}
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private:
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// A and Z of initial nucleus
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G4double theA;
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G4double theZ;
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// Partition probability
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G4double _Probability;
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// Partition temperature
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G4double _Temperature;
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// Partition entropy
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G4double _Entropy;
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// The partition itself
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std::vector<G4int> _thePartition;
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std::vector<G4double> _theCoulombFreeEnergy;
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};
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#endif
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