| 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 implementation file
28 //
29 // History: first implementation, based on object model of
30 // 4th April 1996, G.Cosmo
31 // H.Kurashige 7 Jul 96
32 // **********************************************************************
33 // New impelemenataion as an utility class M.Asai, 26 July 2004
34 // ----------------------------------------------------------------------
35 // Update width (PDG2006) Oct. 11 2006 H.Kurashige
36 //
37
38 #include "G4KaonZeroLong.hh"
39
40 #include "G4DecayTable.hh"
41 #include "G4KL3DecayChannel.hh"
42 #include "G4ParticleTable.hh"
43 #include "G4PhaseSpaceDecayChannel.hh"
44 #include "G4String.hh"
45 #include "G4SystemOfUnits.hh"
46 #include "G4Types.hh"
47 #include "G4VDecayChannel.hh"
48
49 G4KaonZeroLong* G4KaonZeroLong::theInstance = nullptr;
50
51 G4KaonZeroLong* G4KaonZeroLong::Definition()
52 {
53 if (theInstance != nullptr) return theInstance;
54 const G4String name = "kaon0L";
55 // search in particle table]
56 G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
57 G4ParticleDefinition* anInstance = pTable->FindParticle(name);
58 if (anInstance == nullptr) {
59 // create particle
60 //
61 // Arguments for constructor are as follows
62 // name mass width charge
63 // 2*spin parity C-conjugation
64 // 2*Isospin 2*Isospin3 G-parity
65 // type lepton number baryon number PDG encoding
66 // stable lifetime decay table
67 // shortlived subType anti_encoding
68
69 // clang-format off
70 anInstance = new G4ParticleDefinition(
71 name, 0.497614*GeV, 1.287e-14*MeV, 0.0,
72 0, -1, 0,
73 1, 0, 0,
74 "meson", 0, 0, 130,
75 false, 51.16*ns, nullptr,
76 false, "kaon", 130);
77 // clang-format on
78
79 // create Decay Table
80 auto table = new G4DecayTable();
81
82 // create decay channels
83 auto mode = new G4VDecayChannel*[6];
84 // kaon0L -> pi0 + pi0 + pi0
85 mode[0] = new G4PhaseSpaceDecayChannel("kaon0L", 0.1952, 3, "pi0", "pi0", "pi0");
86 // kaon0L -> pi0 + pi+ + pi-
87 mode[1] = new G4PhaseSpaceDecayChannel("kaon0L", 0.1254, 3, "pi0", "pi+", "pi-");
88 // kaon0L -> pi- + e+ + nu_e (Ke3)
89 mode[2] = new G4KL3DecayChannel("kaon0L", 0.2027, "pi-", "e+", "nu_e");
90 // kaon0L -> pi+ + e- + anti_nu_e (Ke3)
91 mode[3] = new G4KL3DecayChannel("kaon0L", 0.2027, "pi+", "e-", "anti_nu_e");
92 // kaon0L -> pi- + mu+ + nu_mu (Kmu3)
93 mode[4] = new G4KL3DecayChannel("kaon0L", 0.1352, "pi-", "mu+", "nu_mu");
94 // kaon0L -> pi+ + mu- + anti_nu_mu (Kmu3)
95 mode[5] = new G4KL3DecayChannel("kaon0L", 0.1352, "pi+", "mu-", "anti_nu_mu");
96
97 for (G4int index = 0; index < 6; index++)
98 table->Insert(mode[index]);
99 delete[] mode;
100
101 anInstance->SetDecayTable(table);
102 }
103 theInstance = static_cast<G4KaonZeroLong*>(anInstance);
104 return theInstance;
105 }
106
107 G4KaonZeroLong* G4KaonZeroLong::KaonZeroLongDefinition()
108 {
109 return Definition();
110 }
111
112 G4KaonZeroLong* G4KaonZeroLong::KaonZeroLong()
113 {
114 return Definition();
115 }
116