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24 // ********************************************************************
25 //
26 // ----------------------------------------------------------------------
27 // GEANT 4 class implementation file
28 //
29 // Created Hisaya Kurashige, 16 June 1997
30 // **********************************************************************
31 //
32
33 #include "G4Upsilon.hh"
34
35 #include "G4ParticleTable.hh"
36 #include "G4String.hh"
37 #include "G4SystemOfUnits.hh"
38
39 G4Upsilon* G4Upsilon::theInstance = nullptr;
40
41 G4Upsilon* G4Upsilon::Definition()
42 {
43 if (theInstance != nullptr) return theInstance;
44 const G4String name = "Upsilon";
45 // search in particle table]
46 G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
47 G4ParticleDefinition* anInstance = pTable->FindParticle(name);
48 if (anInstance == nullptr) {
49 // create particle
50 //
51 // Arguments for constructor are as follows
52 // name mass width charge
53 // 2*spin parity C-conjugation
54 // 2*Isospin 2*Isospin3 G-parity
55 // type lepton number baryon number PDG encoding
56 // stable lifetime decay table
57 // shortlived subType anti_encoding
58
59 // clang-format off
60 anInstance = new G4ParticleDefinition(
61 name, 9.46030*GeV, 54.00*keV, 0.,
62 2, -1, -1,
63 0, 0, -1,
64 "meson", 0, 0, 553,
65 false, 0.0*ns, nullptr,
66 false, "Upsilon", 553);
67 // clang-format on
68 }
69 theInstance = static_cast<G4Upsilon*>(anInstance);
70 return theInstance;
71 }
72
73 G4Upsilon* G4Upsilon::UpsilonDefinition()
74 {
75 return Definition();
76 }
77
78 G4Upsilon* G4Upsilon::Upsilon()
79 {
80 return Definition();
81 }
82