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>> 1 // This code implementation is the intellectual property of
>> 2 // the GEANT4 collaboration.
1 // 3 //
2 // ******************************************* << 4 // By copying, distributing or modifying the Program (or any work
3 // * License and Disclaimer << 5 // based on the Program) you indicate your acceptance of this statement,
4 // * << 6 // and all its terms.
5 // * The Geant4 software is copyright of th <<
6 // * the Geant4 Collaboration. It is provided <<
7 // * conditions of the Geant4 Software License <<
8 // * LICENSE and available at http://cern.ch/ <<
9 // * include a list of copyright holders. <<
10 // * <<
11 // * Neither the authors of this software syst <<
12 // * institutes,nor the agencies providing fin <<
13 // * work make any representation or warran <<
14 // * regarding this software system or assum <<
15 // * use. Please see the license in the file <<
16 // * for the full disclaimer and the limitatio <<
17 // * <<
18 // * This code implementation is the result <<
19 // * technical work of the GEANT4 collaboratio <<
20 // * By using, copying, modifying or distri <<
21 // * any work based on the software) you ag <<
22 // * use in resulting scientific publicati <<
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* <<
25 // 7 //
>> 8 // $Id: G4SigmaPlus.cc,v 1.3.6.1 1999/12/07 20:49:32 gunter Exp $
>> 9 // GEANT4 tag $Name: geant4-01-00 $
>> 10 //
>> 11 //
26 // ------------------------------------------- 12 // ----------------------------------------------------------------------
27 // GEANT 4 class implementation file 13 // GEANT 4 class implementation file
28 // 14 //
>> 15 // For information related to this code contact:
>> 16 // CERN, CN Division, ASD Group
29 // History: first implementation, based o 17 // History: first implementation, based on object model of
30 // 4th April 1996, G.Cosmo 18 // 4th April 1996, G.Cosmo
31 // ******************************************* 19 // **********************************************************************
32 // New impelemenataion as an utility class M << 20 // Added particle definitions, H.Kurashige, 14 Feb 1997
33 // ------------------------------------------- 21 // ----------------------------------------------------------------------
34 22
>> 23 #include <fstream.h>
>> 24 #include <iomanip.h>
>> 25
35 #include "G4SigmaPlus.hh" 26 #include "G4SigmaPlus.hh"
36 27
37 #include "G4DecayTable.hh" <<
38 #include "G4ParticleTable.hh" <<
39 #include "G4PhaseSpaceDecayChannel.hh" 28 #include "G4PhaseSpaceDecayChannel.hh"
40 #include "G4PhysicalConstants.hh" << 29 #include "G4DecayTable.hh"
41 #include "G4String.hh" <<
42 #include "G4SystemOfUnits.hh" <<
43 #include "G4Types.hh" <<
44 #include "G4VDecayChannel.hh" <<
45 <<
46 G4SigmaPlus* G4SigmaPlus::theInstance = nullpt <<
47 30
48 G4SigmaPlus* G4SigmaPlus::Definition() << 31 // ######################################################################
>> 32 // ### SigmaPlus ###
>> 33 // ######################################################################
>> 34
>> 35 G4SigmaPlus::G4SigmaPlus(
>> 36 const G4String& aName, G4double mass,
>> 37 G4double width, G4double charge,
>> 38 G4int iSpin, G4int iParity,
>> 39 G4int iConjugation, G4int iIsospin,
>> 40 G4int iIsospin3, G4int gParity,
>> 41 const G4String& pType, G4int lepton,
>> 42 G4int baryon, G4int encoding,
>> 43 G4bool stable, G4double lifetime,
>> 44 G4DecayTable *decaytable )
>> 45 : G4VBaryon( aName,mass,width,charge,iSpin,iParity,
>> 46 iConjugation,iIsospin,iIsospin3,gParity,pType,
>> 47 lepton,baryon,encoding,stable,lifetime,decaytable )
49 { 48 {
50 if (theInstance != nullptr) return theInstan << 49 //create Decay Table
51 const G4String name = "sigma+"; << 50 G4DecayTable* table = GetDecayTable();
52 // search in particle table] << 51 if (table!=NULL) delete table;
53 G4ParticleTable* pTable = G4ParticleTable::G << 52 table = new G4DecayTable();
54 G4ParticleDefinition* anInstance = pTable->F << 53
55 if (anInstance == nullptr) { << 54 // create decay channels
56 // create particle << 55 G4VDecayChannel** mode = new G4VDecayChannel*[2];
57 // << 56 // sigma+ -> proton + pi0
58 // Arguments for constructor are as fol << 57 mode[0] = new G4PhaseSpaceDecayChannel("sigma+",0.516,2,"proton","pi0");
59 // name mass << 58 // sigma+ -> neutron + pi+
60 // 2*spin parity C- << 59 mode[1] = new G4PhaseSpaceDecayChannel("sigma+",0.483,2,"neutron","pi+");
61 // 2*Isospin 2*Isospin3 << 60
62 // type lepton number ba << 61 for (G4int index=0; index <2; index++ ) table->Insert(mode[index]);
63 // stable lifetime << 62 delete [] mode;
64 // shortlived subType <<
65 <<
66 // clang-format off <<
67 anInstance = new G4ParticleDefinition( <<
68 name, 1.18937*GeV, 8.209e- <<
69 1, +1, <<
70 2, +2, <<
71 "baryon", 0, <<
72 false, 0.08018*ns, <<
73 false, "sigma"); <<
74 // clang-format on <<
75 <<
76 // Magnetic Moment <<
77 G4double mN = eplus * hbar_Planck / 2. / ( <<
78 anInstance->SetPDGMagneticMoment(2.458 * m <<
79 <<
80 // create Decay Table <<
81 auto table = new G4DecayTable(); <<
82 <<
83 // create decay channels <<
84 auto mode = new G4VDecayChannel*[2]; <<
85 // sigma+ -> proton + pi0 <<
86 mode[0] = new G4PhaseSpaceDecayChannel("si <<
87 // sigma+ -> neutron + pi+ <<
88 mode[1] = new G4PhaseSpaceDecayChannel("si <<
89 <<
90 for (G4int index = 0; index < 2; index++) <<
91 table->Insert(mode[index]); <<
92 delete[] mode; <<
93 <<
94 anInstance->SetDecayTable(table); <<
95 } <<
96 theInstance = static_cast<G4SigmaPlus*>(anIn <<
97 return theInstance; <<
98 } <<
99 63
100 G4SigmaPlus* G4SigmaPlus::SigmaPlusDefinition( << 64 SetDecayTable(table);
101 { <<
102 return Definition(); <<
103 } 65 }
104 66
105 G4SigmaPlus* G4SigmaPlus::SigmaPlus() << 67 // ......................................................................
106 { << 68 // ... static member definitions ...
107 return Definition(); << 69 // ......................................................................
108 } << 70 //
>> 71 // Arguments for constructor are as follows
>> 72 // name mass width charge
>> 73 // 2*spin parity C-conjugation
>> 74 // 2*Isospin 2*Isospin3 G-parity
>> 75 // type lepton number baryon number PDG encoding
>> 76 // stable lifetime decay table
>> 77
>> 78 G4SigmaPlus G4SigmaPlus::theSigmaPlus(
>> 79 "sigma+", 1.18937*GeV, 8.24e-12*MeV, eplus,
>> 80 1, +1, 0,
>> 81 2, +2, 0,
>> 82 "baryon", 0, +1, 3222,
>> 83 false, 0.0799*ns, NULL
>> 84 );
>> 85
>> 86 G4SigmaPlus* G4SigmaPlus::SigmaPlusDefinition(){return &theSigmaPlus;}
>> 87 // initialization for static cut values
>> 88 G4double G4SigmaPlus::theSigmaPlusLengthCut = -1.0;
>> 89 G4double* G4SigmaPlus::theSigmaPlusKineticEnergyCuts = NULL;
109 90