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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
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10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
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. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
>> 26 //
>> 27 //
>> 28 //
26 // ------------------------------------------- 29 // ----------------------------------------------------------------------
27 // GEANT 4 class implementation file 30 // GEANT 4 class implementation file
28 // 31 //
29 // History: first implementation, based o 32 // History: first implementation, based on object model of
30 // 4th April 1996, G.Cosmo 33 // 4th April 1996, G.Cosmo
31 // ******************************************* 34 // **********************************************************************
32 // New impelemenataion as an utility class M 35 // New impelemenataion as an utility class M.Asai, 26 July 2004
33 // ------------------------------------------- 36 // ----------------------------------------------------------------------
34 37
35 #include "G4OmegaMinus.hh" 38 #include "G4OmegaMinus.hh"
36 <<
37 #include "G4DecayTable.hh" <<
38 #include "G4ParticleTable.hh" <<
39 #include "G4PhaseSpaceDecayChannel.hh" <<
40 #include "G4PhysicalConstants.hh" 39 #include "G4PhysicalConstants.hh"
41 #include "G4String.hh" <<
42 #include "G4SystemOfUnits.hh" 40 #include "G4SystemOfUnits.hh"
43 #include "G4Types.hh" << 41 #include "G4ParticleTable.hh"
44 #include "G4VDecayChannel.hh" << 42
>> 43 #include "G4PhaseSpaceDecayChannel.hh"
>> 44 #include "G4DecayTable.hh"
45 45
46 G4OmegaMinus* G4OmegaMinus::theInstance = null << 46 // ######################################################################
>> 47 // ### OmegaMinus ###
>> 48 // ######################################################################
>> 49
>> 50 G4OmegaMinus* G4OmegaMinus::theInstance = 0;
47 51
48 G4OmegaMinus* G4OmegaMinus::Definition() 52 G4OmegaMinus* G4OmegaMinus::Definition()
49 { 53 {
50 if (theInstance != nullptr) return theInstan << 54 if (theInstance !=0) return theInstance;
51 const G4String name = "omega-"; 55 const G4String name = "omega-";
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
>> 69 // shortlived subType anti_encoding
65 70
66 // clang-format off <<
67 anInstance = new G4ParticleDefinition( 71 anInstance = new G4ParticleDefinition(
68 name, 1.67245*GeV, 8.07e- 72 name, 1.67245*GeV, 8.07e-12*MeV, -1*eplus,
69 3, +1, 73 3, +1, 0,
70 0, 0, 74 0, 0, 0,
71 "baryon", 0, 75 "baryon", 0, +1, 3334,
72 false, 0.0821*ns, << 76 false, 0.0821*ns, NULL,
73 false, "omega"); 77 false, "omega");
74 // clang-format on <<
75 78
76 // Magnetic Moment 79 // Magnetic Moment
77 G4double mN = eplus * hbar_Planck / 2. / ( << 80 G4double mN = eplus*hbar_Planck/2./(proton_mass_c2 /c_squared);
78 anInstance->SetPDGMagneticMoment(-2.02 * m << 81 anInstance->SetPDGMagneticMoment( -2.02 * mN);
79 << 82
80 // create Decay Table << 83 //create Decay Table
81 auto table = new G4DecayTable(); << 84 G4DecayTable* table = new G4DecayTable();
82 << 85
83 // create decay channels 86 // create decay channels
84 auto mode = new G4VDecayChannel*[3]; << 87 G4VDecayChannel** mode = new G4VDecayChannel*[3];
85 // omega- -> lambda + kaon- 88 // omega- -> lambda + kaon-
86 mode[0] = new G4PhaseSpaceDecayChannel("om << 89 mode[0] = new G4PhaseSpaceDecayChannel("omega-",0.678,2,"lambda","kaon-");
87 // omega- -> xi0 + pi- 90 // omega- -> xi0 + pi-
88 mode[1] = new G4PhaseSpaceDecayChannel("om << 91 mode[1] = new G4PhaseSpaceDecayChannel("omega-",0.236,2,"xi0","pi-");
89 // omega- -> xi- + pi0 92 // omega- -> xi- + pi0
90 mode[2] = new G4PhaseSpaceDecayChannel("om << 93 mode[2] = new G4PhaseSpaceDecayChannel("omega-",0.086,2,"xi-","pi0");
91 << 94
92 for (G4int index = 0; index < 3; index++) << 95 for (G4int index=0; index <3; index++ ) table->Insert(mode[index]);
93 table->Insert(mode[index]); << 96 delete [] mode;
94 delete[] mode; << 97
95 <<
96 anInstance->SetDecayTable(table); 98 anInstance->SetDecayTable(table);
97 } 99 }
98 theInstance = static_cast<G4OmegaMinus*>(anI 100 theInstance = static_cast<G4OmegaMinus*>(anInstance);
99 return theInstance; 101 return theInstance;
100 } 102 }
101 103
102 G4OmegaMinus* G4OmegaMinus::OmegaMinusDefiniti << 104 G4OmegaMinus* G4OmegaMinus::OmegaMinusDefinition()
103 { << 105 {
104 return Definition(); 106 return Definition();
105 } 107 }
106 108
107 G4OmegaMinus* G4OmegaMinus::OmegaMinus() << 109 G4OmegaMinus* G4OmegaMinus::OmegaMinus()
108 { << 110 {
109 return Definition(); 111 return Definition();
110 } 112 }
>> 113
>> 114
>> 115
111 116