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G4PhotoNuclearCrossSection.hh
Go to the documentation of this file.
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the newest version in sPHENIX GitHub for file G4PhotoNuclearCrossSection.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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// GEANT4 physics class: G4PhotoNuclearCrossSection -- header file
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// Created: M.V. Kossov, CERN/ITEP(Moscow), 10-OCT-01
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// The last update: M.V. Kossov, CERN/ITEP (Moscow) 17-May-02
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#ifndef G4PhotoNuclearCrossSection_h
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#define G4PhotoNuclearCrossSection_h 1
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#include "
G4VCrossSectionDataSet.hh
"
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#include "
G4DynamicParticle.hh
"
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#include "
G4Element.hh
"
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#include "
G4ParticleTable.hh
"
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#include "
G4NucleiProperties.hh
"
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#include "
G4NistManager.hh
"
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#include <vector>
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class
G4PhotoNuclearCrossSection
:
public
G4VCrossSectionDataSet
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{
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public
:
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G4PhotoNuclearCrossSection
();
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virtual
~G4PhotoNuclearCrossSection
();
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static
const
char
*
Default_Name
() {
return
"PhotoNuclearXS"
;}
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virtual
void
CrossSectionDescription
(std::ostream&)
const
;
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virtual
G4bool
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IsIsoApplicable
(
const
G4DynamicParticle
*
particle
,
G4int
Z
,
G4int
A
,
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const
G4Element
* elm = 0,
const
G4Material
*
mat
= 0);
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virtual
G4bool
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IsElementApplicable
(
const
G4DynamicParticle
*
particle
,
G4int
Z
,
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const
G4Material
*);
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virtual
G4double
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GetIsoCrossSection
(
const
G4DynamicParticle
* dynPart,
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G4int
Z
,
G4int
A
,
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const
G4Isotope
*,
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const
G4Element
* elm,
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const
G4Material
*
mat
);
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virtual
G4double
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GetElementCrossSection
(
const
G4DynamicParticle
*,
G4int
Z
,
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const
G4Material
*);
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private
:
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G4int
GetFunctions
(
G4double
a
,
G4double
*
y
,
G4double
*
z
);
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G4double
EquLinearFit
(
G4double
X
,
G4int
N
,
const
G4double
X0,
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const
G4double
XD,
const
G4double
*
Y
);
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G4double
ThresholdEnergy
(
G4int
Z
,
G4int
N
);
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// Body
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private
:
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G4int
lastZ
;
// The last Z of calculated nucleus
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G4double
lastSig
;
// Last value of the Cross Section
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G4double
*
lastGDR
;
// Pointer to the last array of GDR cross sections
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G4double
*
lastHEN
;
// Pointer to the last array of HEn cross sections
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G4double
lastE
;
// Last used in the cross section Energy
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G4double
lastTH
;
// Last value of the Energy Threshold (A-dependent)
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G4double
lastSP
;
// Last value of the ShadowingPomeron (A-dependent)
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// Vector of pointers to the GDRPhotonuclearCrossSection
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std::vector <G4double*>
GDR
;
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// ejc3 // store deuteron XS
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G4double
*
deuteron_GDR
;
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G4double
*
deuteron_HR
;
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G4double
deuteron_TH
;
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G4double
deuteron_SP
;
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// Vector of pointers to the HighEnPhotonuclearCrossSect
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std::vector <G4double*>
HEN
;
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std::vector <G4double>
spA
;
// shadowing coefficients (A-dependent)
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std::vector <G4double>
eTH
;
// energy threshold (A-dependent)
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G4NistManager
*
nistmngr
;
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G4double
mNeut
;
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G4double
mProt
;
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};
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#endif
geant4
tree
geant4-10.6-release
source
processes
hadronic
cross_sections
include
G4PhotoNuclearCrossSection.hh
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:36
using
1.8.2 with
ECCE GitHub integration