source: trunk/source/particles/leptons/src/G4MuonMinus.cc @ 1340

Last change on this file since 1340 was 1340, checked in by garnier, 14 years ago

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26//
27// $Id: G4MuonMinus.cc,v 1.16 2010/10/01 02:41:44 kurasige Exp $
28// GEANT4 tag $Name: particles-V09-03-15 $
29//
30//
31// ----------------------------------------------------------------------
32//      GEANT 4 class implementation file
33//
34//      History: first implementation, based on object model of
35//      4th April 1996, G.Cosmo
36// **********************************************************************
37//  New impelemenataion as an utility class  M.Asai, 26 July 2004
38// ----------------------------------------------------------------------
39
40#include "G4MuonMinus.hh"
41#include "G4ParticleTable.hh"
42
43#include "G4MuonDecayChannel.hh"
44#include "G4DecayTable.hh"
45
46// ######################################################################
47// ###                          MUONMINUS                             ###
48// ######################################################################
49G4MuonMinus* G4MuonMinus::theInstance = 0;
50
51G4MuonMinus* G4MuonMinus::Definition()
52{
53  if (theInstance !=0) return theInstance;
54  const G4String name = "mu-";
55  // search in particle table]
56  G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
57  G4ParticleDefinition* anInstance = pTable->FindParticle(name);
58  if (anInstance ==0)
59  {
60  // create particle
61  //
62  //    Arguments for constructor are as follows
63  //               name             mass          width         charge
64  //             2*spin           parity  C-conjugation
65  //          2*Isospin       2*Isospin3       G-parity
66  //               type    lepton number  baryon number   PDG encoding
67  //             stable         lifetime    decay table
68  //             shortlived      subType    anti_encoding
69  anInstance = new G4ParticleDefinition(
70                 name, 0.105658367*GeV, 2.995912e-16*MeV,  -1.*eplus, 
71                    1,               0,                0,         
72                    0,               0,                0,             
73             "lepton",               1,                0,          13,
74                false,      2197.03*ns,             NULL,
75                false,           "mu"
76              );
77    // Bohr Magnetron
78   G4double muB =  -0.5*eplus*hbar_Planck/(0.1056584*GeV/c_squared) ;
79   
80   anInstance->SetPDGMagneticMoment( muB * 2. * 1.0011659208);
81
82  //create Decay Table
83  G4DecayTable* table = new G4DecayTable();
84
85  // create a decay channel
86  G4VDecayChannel* mode = new G4MuonDecayChannel("mu-",1.00);
87  table->Insert(mode);
88  anInstance->SetDecayTable(table);
89  }
90  theInstance = reinterpret_cast<G4MuonMinus*>(anInstance);
91  return theInstance;
92}
93
94G4MuonMinus*  G4MuonMinus::MuonMinusDefinition()
95{
96  return Definition();
97}
98
99G4MuonMinus*  G4MuonMinus::MuonMinus()
100{
101  return Definition();
102}
103
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