| Geant4 Cross Reference |
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 //
27 // -------------------------------------------------------------------
28 //
29 // GEANT4 Class header file
30 //
31 //
32 // File name: G4BGGNucleonElasticXS
33 //
34 // Author: Vladimir Ivanchenko
35 //
36 // Creation date: 13.03.2007
37 // Modifications:
38 //
39 //
40 // Class Description:
41 //
42 // Wrapper of proton and neutron elastic cross-sections using Barashenkov
43 // parametersation below 100 GeV and Glauber-Gribov model above
44 //
45 // -------------------------------------------------------------------
46 //
47
48 #ifndef G4BGGNucleonElasticXS_h
49 #define G4BGGNucleonElasticXS_h 1
50
51 #include "globals.hh"
52 #include "G4VCrossSectionDataSet.hh"
53 #include "G4ParticleDefinition.hh"
54
55 class G4ComponentGGHadronNucleusXsc;
56 class G4NucleonNuclearCrossSection;
57 class G4HadronNucleonXsc;
58 class G4Material;
59 class G4Element;
60 class G4Isotope;
61
62 class G4BGGNucleonElasticXS final : public G4VCrossSectionDataSet
63 {
64 public:
65
66 explicit G4BGGNucleonElasticXS(const G4ParticleDefinition*);
67
68 ~G4BGGNucleonElasticXS() final;
69
70 G4bool IsElementApplicable(const G4DynamicParticle*, G4int Z,
71 const G4Material* mat) final;
72
73 G4bool IsIsoApplicable(const G4DynamicParticle*, G4int Z, G4int A,
74 const G4Element* elm,
75 const G4Material* mat) final;
76
77 G4double GetElementCrossSection(const G4DynamicParticle*, G4int Z,
78 const G4Material* mat) final;
79
80 G4double GetIsoCrossSection(const G4DynamicParticle*, G4int Z, G4int A,
81 const G4Isotope* iso=nullptr,
82 const G4Element* elm=nullptr,
83 const G4Material* mat=nullptr) final;
84
85 void BuildPhysicsTable(const G4ParticleDefinition&) final;
86
87 void CrossSectionDescription(std::ostream&) const final;
88
89 G4BGGNucleonElasticXS & operator=
90 (const G4BGGNucleonElasticXS &right) = delete;
91 G4BGGNucleonElasticXS(const G4BGGNucleonElasticXS&) = delete;
92
93 private:
94
95 void Initialise();
96
97 G4double CoulombFactor(G4double kinEnergy, G4int Z);
98
99 G4double fGlauberEnergy;
100 G4double fLowEnergy;
101
102 static G4double theGlauberFacP[93];
103 static G4double theCoulombFacP[93];
104 static G4double theGlauberFacN[93];
105 static G4double theCoulombFacN[93];
106 static G4int theA[93];
107
108 const G4ParticleDefinition* theProton;
109 G4ComponentGGHadronNucleusXsc* fGlauber;
110 G4NucleonNuclearCrossSection* fNucleon;
111 G4HadronNucleonXsc* fHadron;
112 G4bool isProton;
113 };
114
115 #endif
116