Geant4  10.02.p01
G4MuonMinus.cc
Go to the documentation of this file.
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 // $Id: G4MuonMinus.cc 79342 2014-02-24 11:42:42Z gcosmo $
28 //
29 //
30 // ----------------------------------------------------------------------
31 // GEANT 4 class implementation file
32 //
33 // History: first implementation, based on object model of
34 // 4th April 1996, G.Cosmo
35 // **********************************************************************
36 // New impelemenataion as an utility class M.Asai, 26 July 2004
37 // ----------------------------------------------------------------------
38 
39 #include "G4MuonMinus.hh"
40 #include "G4PhysicalConstants.hh"
41 #include "G4SystemOfUnits.hh"
42 #include "G4ParticleTable.hh"
43 
44 #include "G4MuonDecayChannel.hh"
45 #include "G4DecayTable.hh"
46 
47 // ######################################################################
48 // ### MUONMINUS ###
49 // ######################################################################
51 
53 {
54  if (theInstance !=0) return theInstance;
55  const G4String name = "mu-";
56  // search in particle table]
58  G4ParticleDefinition* anInstance = pTable->FindParticle(name);
59  if (anInstance ==0)
60  {
61  // create particle
62  //
63  // Arguments for constructor are as follows
64  // name mass width charge
65  // 2*spin parity C-conjugation
66  // 2*Isospin 2*Isospin3 G-parity
67  // type lepton number baryon number PDG encoding
68  // stable lifetime decay table
69  // shortlived subType anti_encoding
70  anInstance = new G4ParticleDefinition(
71  name, 0.1056583715*GeV, 2.99598e-16*MeV, -1.*eplus,
72  1, 0, 0,
73  0, 0, 0,
74  "lepton", 1, 0, 13,
75  false, 2196.98*ns, NULL,
76  false, "mu"
77  );
78  // Bohr Magnetron
79  G4double muB = -0.5*eplus*hbar_Planck/(anInstance->GetPDGMass()/c_squared) ;
80 
81  anInstance->SetPDGMagneticMoment( muB * 1.0011659209);
82 
83  //create Decay Table
84  G4DecayTable* table = new G4DecayTable();
85 
86  // create a decay channel
87  G4VDecayChannel* mode = new G4MuonDecayChannel("mu-",1.00);
88  table->Insert(mode);
89  anInstance->SetDecayTable(table);
90  }
91  theInstance = reinterpret_cast<G4MuonMinus*>(anInstance);
92  return theInstance;
93 }
94 
96 {
97  return Definition();
98 }
99 
101 {
102  return Definition();
103 }
104 
void SetDecayTable(G4DecayTable *aDecayTable)
static const double MeV
Definition: G4SIunits.hh:211
G4ParticleDefinition * FindParticle(G4int PDGEncoding)
G4String name
Definition: TRTMaterials.hh:40
static G4MuonMinus * Definition()
Definition: G4MuonMinus.cc:52
static G4MuonMinus * theInstance
Definition: G4MuonMinus.hh:53
static const double GeV
Definition: G4SIunits.hh:214
void Insert(G4VDecayChannel *aChannel)
Definition: G4DecayTable.cc:60
G4double GetPDGMass() const
static G4ParticleTable * GetParticleTable()
static G4MuonMinus * MuonMinusDefinition()
Definition: G4MuonMinus.cc:95
static G4MuonMinus * MuonMinus()
Definition: G4MuonMinus.cc:100
double G4double
Definition: G4Types.hh:76
static const double eplus
Definition: G4SIunits.hh:196
#define ns
Definition: xmlparse.cc:614
void SetPDGMagneticMoment(G4double mageticMoment)