| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // ------------------------------------------- 26 // ----------------------------------------------------------------------
27 // GEANT 4 class implementation file 27 // GEANT 4 class implementation file
28 // 28 //
29 // History: first implementation, based o 29 // History: first implementation, based on object model of
30 // 4th April 1996, G.Cosmo 30 // 4th April 1996, G.Cosmo
31 // ******************************************* 31 // **********************************************************************
32 // New impelemenataion as an utility class M 32 // New impelemenataion as an utility class M.Asai, 26 July 2004
33 // ------------------------------------------- 33 // ----------------------------------------------------------------------
34 34
35 #include "G4AntiSigmaMinus.hh" 35 #include "G4AntiSigmaMinus.hh"
36 36
37 #include "G4DecayTable.hh" 37 #include "G4DecayTable.hh"
38 #include "G4ParticleTable.hh" 38 #include "G4ParticleTable.hh"
39 #include "G4PhaseSpaceDecayChannel.hh" 39 #include "G4PhaseSpaceDecayChannel.hh"
40 #include "G4PhysicalConstants.hh" 40 #include "G4PhysicalConstants.hh"
41 #include "G4String.hh" 41 #include "G4String.hh"
42 #include "G4SystemOfUnits.hh" 42 #include "G4SystemOfUnits.hh"
43 #include "G4Types.hh" 43 #include "G4Types.hh"
44 #include "G4VDecayChannel.hh" 44 #include "G4VDecayChannel.hh"
45 45
46 G4AntiSigmaMinus* G4AntiSigmaMinus::theInstanc 46 G4AntiSigmaMinus* G4AntiSigmaMinus::theInstance = nullptr;
47 47
48 G4AntiSigmaMinus* G4AntiSigmaMinus::Definition 48 G4AntiSigmaMinus* G4AntiSigmaMinus::Definition()
49 { 49 {
50 if (theInstance != nullptr) return theInstan 50 if (theInstance != nullptr) return theInstance;
51 const G4String name = "anti_sigma-"; 51 const G4String name = "anti_sigma-";
52 // search in particle table] 52 // search in particle table]
53 G4ParticleTable* pTable = G4ParticleTable::G 53 G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
54 G4ParticleDefinition* anInstance = pTable->F 54 G4ParticleDefinition* anInstance = pTable->FindParticle(name);
55 if (anInstance == nullptr) { 55 if (anInstance == nullptr) {
56 // create particle 56 // create particle
57 // 57 //
58 // Arguments for constructor are as fol 58 // Arguments for constructor are as follows
59 // name mass 59 // name mass width charge
60 // 2*spin parity C- 60 // 2*spin parity C-conjugation
61 // 2*Isospin 2*Isospin3 61 // 2*Isospin 2*Isospin3 G-parity
62 // type lepton number ba 62 // type lepton number baryon number PDG encoding
63 // stable lifetime 63 // stable lifetime decay table
64 // shortlived subType 64 // shortlived subType anti_encoding
65 65
66 // clang-format off 66 // clang-format off
67 anInstance = new G4ParticleDefinition( 67 anInstance = new G4ParticleDefinition(
68 name, 1.197449*GeV, 4.45e 68 name, 1.197449*GeV, 4.45e-12*MeV, eplus,
69 1, +1, 69 1, +1, 0,
70 2, +2, 70 2, +2, 0,
71 "baryon", 0, 71 "baryon", 0, -1, -3112,
72 false, 0.1479*ns, 72 false, 0.1479*ns, nullptr,
73 false, "sigma"); 73 false, "sigma");
74 // clang-format on 74 // clang-format on
75 75
76 // Magnetic Moment 76 // Magnetic Moment
77 G4double mN = eplus * hbar_Planck / 2. / ( 77 G4double mN = eplus * hbar_Planck / 2. / (proton_mass_c2 / c_squared);
78 anInstance->SetPDGMagneticMoment(1.160 * m 78 anInstance->SetPDGMagneticMoment(1.160 * mN);
79 79
80 // create Decay Table 80 // create Decay Table
81 auto table = new G4DecayTable(); 81 auto table = new G4DecayTable();
82 82
83 // create decay channels 83 // create decay channels
84 auto mode = new G4VDecayChannel*[1]; 84 auto mode = new G4VDecayChannel*[1];
85 // anti_sigma- -> anti_neutron + pi+ 85 // anti_sigma- -> anti_neutron + pi+
86 mode[0] = new G4PhaseSpaceDecayChannel("an 86 mode[0] = new G4PhaseSpaceDecayChannel("anti_sigma-", 1.00, 2, "anti_neutron", "pi+");
87 87
88 for (G4int index = 0; index < 1; index++) 88 for (G4int index = 0; index < 1; index++)
89 table->Insert(mode[index]); 89 table->Insert(mode[index]);
90 delete[] mode; 90 delete[] mode;
91 91
92 anInstance->SetDecayTable(table); 92 anInstance->SetDecayTable(table);
93 } 93 }
94 theInstance = static_cast<G4AntiSigmaMinus*> 94 theInstance = static_cast<G4AntiSigmaMinus*>(anInstance);
95 return theInstance; 95 return theInstance;
96 } 96 }
97 97
98 G4AntiSigmaMinus* G4AntiSigmaMinus::AntiSigmaM 98 G4AntiSigmaMinus* G4AntiSigmaMinus::AntiSigmaMinusDefinition()
99 { 99 {
100 return Definition(); 100 return Definition();
101 } 101 }
102 102
103 G4AntiSigmaMinus* G4AntiSigmaMinus::AntiSigmaM 103 G4AntiSigmaMinus* G4AntiSigmaMinus::AntiSigmaMinus()
104 { 104 {
105 return Definition(); 105 return Definition();
106 } 106 }
107 107