| 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 // GEANT 4 class header file
28 //
29 // History:
30 // 1st March 2007 creation by L. Desorgher based on a modification of G4Electron
31 // 06 Nov. 2008 modified for Geant4-09-02 by Hisaya Kurashige
32 //
33 //-------------------------------------------------------------
34
35 #include "G4AdjointElectronFI.hh"
36
37 #include "G4ParticleTable.hh"
38 #include "G4PhysicalConstants.hh"
39 #include "G4String.hh"
40 #include "G4SystemOfUnits.hh"
41 #include "G4Types.hh"
42
43 G4AdjointElectronFI* G4AdjointElectronFI::theInstance = nullptr;
44
45 G4AdjointElectronFI* G4AdjointElectronFI::Definition()
46 {
47 if (theInstance != nullptr) return theInstance;
48 const G4String name = "adj_e-_FI";
49 // search in particle table]
50 G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
51 G4ParticleDefinition* anInstance = pTable->FindParticle(name);
52 if (anInstance == nullptr) {
53 // create particle
54 //
55 // Arguments for constructor are as follows
56 // name mass width charge
57 // 2*spin parity C-conjugation
58 // 2*Isospin 2*Isospin3 G-parity
59 // type lepton number baryon number PDG encoding
60 // stable lifetime decay table
61 // shortlived subType anti_encoding
62
63 // use constants in CLHEP
64 // static const double electron_mass_c2 = 0.51099906 * MeV;
65
66 // NOTE : electric charge and magnetic moment is opposite
67 // compared with real electron, because adjoint particles
68 // are used to back-trace
69 // clang-format off
70 anInstance = new G4ParticleDefinition(
71 name, electron_mass_c2, 0.0*MeV, 1.*eplus,
72 1, 0, 0,
73 0, 0, 0,
74 "adjoint", 1, 0, 90000011,
75 true, -1.0, nullptr,
76 false, "adj_lepton"
77 );
78 // clang-format on
79 // Bohr Magnetron
80 G4double muB = 0.5 * eplus * hbar_Planck / (electron_mass_c2 / c_squared);
81 anInstance->SetPDGMagneticMoment(muB * 2. * 1.0011596521859);
82 }
83 theInstance = static_cast<G4AdjointElectronFI*>(anInstance);
84 return theInstance;
85 }
86
87 G4AdjointElectronFI* G4AdjointElectronFI::AdjointElectronFIDefinition()
88 {
89 return Definition();
90 }
91
92 G4AdjointElectronFI* G4AdjointElectronFI::AdjointElectronFI()
93 {
94 return Definition();
95 }
96