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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
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10 // * 10 // * *
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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. *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
>> 26 //
>> 27 // $Id$
>> 28 //
>> 29 //
26 // ------------------------------------------- 30 // ----------------------------------------------------------------------
27 // GEANT 4 class implementation file 31 // GEANT 4 class implementation file
28 // 32 //
29 // History: first implementation, based o 33 // History: first implementation, based on object model of
30 // 4th April 1996, G.Cosmo 34 // 4th April 1996, G.Cosmo
31 // ******************************************* 35 // **********************************************************************
32 // New impelemenataion as an utility class M 36 // New impelemenataion as an utility class M.Asai, 26 July 2004
33 // ------------------------------------------- 37 // ----------------------------------------------------------------------
34 38
35 #include "G4MuonMinus.hh" 39 #include "G4MuonMinus.hh"
36 <<
37 #include "G4DecayTable.hh" <<
38 #include "G4MuonDecayChannel.hh" <<
39 #include "G4ParticleTable.hh" <<
40 #include "G4PhysicalConstants.hh" 40 #include "G4PhysicalConstants.hh"
41 #include "G4String.hh" <<
42 #include "G4SystemOfUnits.hh" 41 #include "G4SystemOfUnits.hh"
43 #include "G4Types.hh" << 42 #include "G4ParticleTable.hh"
44 #include "G4VDecayChannel.hh" << 43
>> 44 #include "G4MuonDecayChannel.hh"
>> 45 #include "G4DecayTable.hh"
45 46
46 G4MuonMinus* G4MuonMinus::theInstance = nullpt << 47 // ######################################################################
>> 48 // ### MUONMINUS ###
>> 49 // ######################################################################
>> 50 G4MuonMinus* G4MuonMinus::theInstance = 0;
47 51
48 G4MuonMinus* G4MuonMinus::Definition() 52 G4MuonMinus* G4MuonMinus::Definition()
49 { 53 {
50 if (theInstance != nullptr) return theInstan << 54 if (theInstance !=0) return theInstance;
51 const G4String name = "mu-"; 55 const G4String name = "mu-";
52 // search in particle table] 56 // search in particle table]
53 G4ParticleTable* pTable = G4ParticleTable::G 57 G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
54 G4ParticleDefinition* anInstance = pTable->F 58 G4ParticleDefinition* anInstance = pTable->FindParticle(name);
55 if (anInstance == nullptr) { << 59 if (anInstance ==0)
56 // create particle << 60 {
57 // << 61 // create particle
58 // Arguments for constructor are as fol << 62 //
59 // name mass << 63 // Arguments for constructor are as follows
60 // 2*spin parity C- << 64 // name mass width charge
61 // 2*Isospin 2*Isospin3 << 65 // 2*spin parity C-conjugation
62 // type lepton number ba << 66 // 2*Isospin 2*Isospin3 G-parity
63 // stable lifetime << 67 // type lepton number baryon number PDG encoding
64 // shortlived subType << 68 // stable lifetime decay table
65 << 69 // shortlived subType anti_encoding
66 // clang-format off <<
67 anInstance = new G4ParticleDefinition( 70 anInstance = new G4ParticleDefinition(
68 name, 0.1056583715*GeV, 2.995 71 name, 0.1056583715*GeV, 2.99598e-16*MeV, -1.*eplus,
69 1, 0, 0, 72 1, 0, 0,
70 0, 0, 0, 73 0, 0, 0,
71 "lepton", 1, 74 "lepton", 1, 0, 13,
72 false, 2196.98*ns, nullp << 75 false, 2196.98*ns, NULL,
73 false, "mu" 76 false, "mu"
74 ); 77 );
75 // clang-format on <<
76 <<
77 // Bohr Magnetron 78 // Bohr Magnetron
78 G4double muB = -0.5 * eplus * hbar_Planck << 79 G4double muB = -0.5*eplus*hbar_Planck/(anInstance->GetPDGMass()/c_squared) ;
79 << 80
80 anInstance->SetPDGMagneticMoment(muB * 1.0 << 81 anInstance->SetPDGMagneticMoment( muB * 1.0011659209);
81 << 82
82 // create Decay Table << 83 //create Decay Table
83 auto table = new G4DecayTable(); << 84 G4DecayTable* table = new G4DecayTable();
84 << 85
85 // create a decay channel << 86 // create a decay channel
86 G4VDecayChannel* mode = new G4MuonDecayCha << 87 G4VDecayChannel* mode = new G4MuonDecayChannel("mu-",1.00);
87 table->Insert(mode); << 88 table->Insert(mode);
88 anInstance->SetDecayTable(table); << 89 anInstance->SetDecayTable(table);
89 } 90 }
90 theInstance = static_cast<G4MuonMinus*>(anIn << 91 theInstance = reinterpret_cast<G4MuonMinus*>(anInstance);
91 return theInstance; 92 return theInstance;
92 } 93 }
93 94
94 G4MuonMinus* G4MuonMinus::MuonMinusDefinition( << 95 G4MuonMinus* G4MuonMinus::MuonMinusDefinition()
95 { 96 {
96 return Definition(); 97 return Definition();
97 } 98 }
98 99
99 G4MuonMinus* G4MuonMinus::MuonMinus() << 100 G4MuonMinus* G4MuonMinus::MuonMinus()
100 { 101 {
101 return Definition(); 102 return Definition();
102 } 103 }
>> 104
103 105