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G4CompetitiveFission.hh
Go to the documentation of this file.
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the newest version in sPHENIX GitHub for file G4CompetitiveFission.hh
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//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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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. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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//
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// Hadronic Process: Nuclear De-excitations
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// by V. Lara (Oct 1998)
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#ifndef G4CompetitiveFission_h
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#define G4CompetitiveFission_h 1
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#include "
G4VEvaporationChannel.hh
"
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#include "
G4Fragment.hh
"
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#include "
G4VEmissionProbability.hh
"
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#include "
G4FissionParameters.hh
"
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#include <
CLHEP/Units/SystemOfUnits.h
>
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#include "
G4Exp.hh
"
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class
G4VFissionBarrier
;
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class
G4VEmissionProbability
;
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class
G4VLevelDensityParameter
;
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class
G4PairingCorrection
;
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class
G4CompetitiveFission
:
public
G4VEvaporationChannel
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{
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public
:
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explicit
G4CompetitiveFission
();
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~G4CompetitiveFission
()
override
;
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G4Fragment
*
EmittedFragment
(
G4Fragment
* theNucleus)
override
;
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G4double
GetEmissionProbability
(
G4Fragment
* theNucleus)
override
;
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void
SetFissionBarrier
(
G4VFissionBarrier
* aBarrier);
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void
SetEmissionStrategy
(
G4VEmissionProbability
* aFissionProb);
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void
SetLevelDensityParameter
(
G4VLevelDensityParameter
* aLevelDensity);
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inline
G4double
GetFissionBarrier
(
void
)
const
;
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inline
G4double
GetLevelDensityParameter
(
void
)
const
;
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inline
G4double
GetMaximalKineticEnergy
(
void
)
const
;
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private
:
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// Sample AtomicNumber of Fission products
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G4int
FissionAtomicNumber
(
G4int
A
);
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G4double
MassDistribution
(
G4double
x
,
G4int
A);
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// Sample Charge of fission products
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G4int
FissionCharge
(
G4int
A,
G4int
Z
,
G4double
Af);
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// Sample Kinetic energy of fission products
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G4double
FissionKineticEnergy
(
G4int
A,
G4int
Z,
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G4int
Af1,
G4int
Zf1,
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G4int
Af2,
G4int
Zf2,
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G4double
U,
G4double
Tmax);
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inline
G4double
Ratio
(
G4double
A,
G4double
A11
,
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G4double
B1,
G4double
A00
)
const
;
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inline
G4double
SymmetricRatio
(
G4int
A,
G4double
A11)
const
;
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inline
G4double
AsymmetricRatio
(
G4int
A,
G4double
A11)
const
;
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inline
G4double
LocalExp
(
G4double
x)
const
;
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G4CompetitiveFission
(
const
G4CompetitiveFission
&
right
);
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const
G4CompetitiveFission
&
operator=
(
const
G4CompetitiveFission
&right);
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G4bool
operator==
(
const
G4CompetitiveFission
&right)
const
;
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G4bool
operator!=
(
const
G4CompetitiveFission
&right)
const
;
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// Maximal Kinetic Energy that can be carried by fragment
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G4double
maxKineticEnergy
;
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G4double
fissionBarrier
;
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G4double
fissionProbability
;
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// For Fission barrier
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G4VFissionBarrier
*
theFissionBarrierPtr
;
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// For Fission probability emission
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G4VEmissionProbability
*
theFissionProbabilityPtr
;
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// For Level Density calculation
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G4VLevelDensityParameter
*
theLevelDensityPtr
;
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G4PairingCorrection
*
pairingCorrection
;
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G4bool
myOwnFissionProbability
;
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G4bool
myOwnFissionBarrier
;
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G4bool
myOwnLevelDensity
;
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G4FissionParameters
theParam
;
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};
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inline
G4double
G4CompetitiveFission::GetFissionBarrier
(
void
)
const
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{
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return
fissionBarrier
;
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}
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inline
G4double
G4CompetitiveFission::GetMaximalKineticEnergy
(
void
)
const
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{
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return
maxKineticEnergy
;
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}
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inline
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G4double
G4CompetitiveFission::Ratio
(
G4double
A
,
G4double
A11
,
134
G4double
B1,
G4double
A00
)
const
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{
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G4double
res;
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if
(A11 >= A*0.5 && A11 <= (A00+10.0)) {
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G4double
x
= (A11-
A00
)/A;
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res = 1.0 - B1*x*
x
;
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}
else
{
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G4double
x
= 10.0/
A
;
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res = 1.0 - B1*x*x - 2.0*x*B1*(A11-A00-10.0)/
A
;
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}
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return
res;
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}
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inline
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G4double
G4CompetitiveFission::AsymmetricRatio
(
G4int
A
,
G4double
A11
)
const
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{
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return
Ratio
(
G4double
(A),A11,23.5,134.0);
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}
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inline
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G4double
G4CompetitiveFission::SymmetricRatio
(
G4int
A
,
G4double
A11
)
const
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{
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G4double
A0 =
G4double
(A);
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return
Ratio
(A0,A11,5.32,A0*0.5);
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}
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inline
G4double
G4CompetitiveFission::LocalExp
(
G4double
x
)
const
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{
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return
(
std::abs
(x) < 8.) ?
G4Exp
(-0.5*x*x) : 0.0;
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}
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#endif
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geant4
tree
geant4-10.6-release
source
processes
hadronic
models
de_excitation
fission
include
G4CompetitiveFission.hh
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:41
using
1.8.2 with
ECCE GitHub integration