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G4KaonMinus.cc
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27 // $Id: G4KaonMinus.cc 67971 2013-03-13 10:13:24Z 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 // H.Kurashige 7 Jul 96
36 // **********************************************************************
37 // New impelemenataion as an utility class M.Asai, 26 July 2004
38 // ----------------------------------------------------------------------
39 
40 #include "G4KaonMinus.hh"
41 #include "G4SystemOfUnits.hh"
42 #include "G4ParticleTable.hh"
43 
45 #include "G4KL3DecayChannel.hh"
46 #include "G4DecayTable.hh"
47 
48 // ######################################################################
49 // ### KAONMINUS ###
50 // ######################################################################
51 
53 
55 {
56  if (theInstance !=0) return theInstance;
57  const G4String name = "kaon-";
58  // search in particle table]
60  G4ParticleDefinition* anInstance = pTable->FindParticle(name);
61  if (anInstance ==0)
62  {
63  // create particle
64  //
65  // Arguments for constructor are as follows
66  // name mass width charge
67  // 2*spin parity C-conjugation
68  // 2*Isospin 2*Isospin3 G-parity
69  // type lepton number baryon number PDG encoding
70  // stable lifetime decay table
71  // shortlived subType anti_encoding
72 
73  anInstance = new G4ParticleDefinition(
74  name, 0.493677*GeV, 5.317e-14*MeV, -1.*eplus,
75  0, -1, 0,
76  1, -1, 0,
77  "meson", 0, 0, -321,
78  false, 12.380*ns, NULL,
79  false, "kaon");
80 
81  //create Decay Table
82  G4DecayTable* table = new G4DecayTable();
83 
84  // create decay channels
85  G4VDecayChannel** mode = new G4VDecayChannel*[6];
86  // kaon- -> mu- + anti_nu_mu
87  mode[0] = new G4PhaseSpaceDecayChannel("kaon-",0.6355,2,"mu-","anti_nu_mu");
88  // kaon- -> pi- + pi0
89  mode[1] = new G4PhaseSpaceDecayChannel("kaon-",0.2066,2,"pi-","pi0");
90  // kaon- -> pi- + pi+ + pi-
91  mode[2] = new G4PhaseSpaceDecayChannel("kaon-",0.0559,3,"pi-","pi+","pi-");
92  // kaon- -> pi- + pi0 + pi0
93  mode[3] = new G4PhaseSpaceDecayChannel("kaon-",0.01761,3,"pi-","pi0","pi0");
94  // kaon- -> pi0 + e- + anti_nu_e (Ke3)
95  mode[4] = new G4KL3DecayChannel("kaon-",0.0507,"pi0","e-","anti_nu_e");
96  // kaon- -> pi0 + mu- + anti_nu_mu (Kmu3)
97  mode[5] = new G4KL3DecayChannel("kaon-",0.0335,"pi0","mu-","anti_nu_mu");
98 
99  for (G4int index=0; index <6; index++ ) table->Insert(mode[index]);
100  delete [] mode;
101 
102  anInstance->SetDecayTable(table);
103  }
104  theInstance = reinterpret_cast<G4KaonMinus*>(anInstance);
105  return theInstance;
106 }
107 
109 {
110  return Definition();
111 }
112 
114 {
115  return Definition();
116 }
117 
G4ParticleDefinition * FindParticle(G4int PDGEncoding)
const XML_Char * name
Definition: expat.h:151
static G4KaonMinus * Definition()
Definition: G4KaonMinus.cc:54
static G4ParticleTable * GetParticleTable()
static constexpr double MeV
Definition: G4SIunits.hh:214
void SetDecayTable(G4DecayTable *aDecayTable)
void Insert(G4VDecayChannel *aChannel)
Definition: G4DecayTable.cc:62
static G4KaonMinus * KaonMinus()
Definition: G4KaonMinus.cc:113
static G4KaonMinus * theInstance
Definition: G4KaonMinus.hh:53
static G4KaonMinus * KaonMinusDefinition()
Definition: G4KaonMinus.cc:108
static constexpr double eplus
Definition: G4SIunits.hh:199
int G4int
Definition: G4Types.hh:78
static constexpr double GeV
Definition: G4SIunits.hh:217
#define ns
Definition: xmlparse.cc:614