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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
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4 // * 4 // * *
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15 // * use. Please see the license in the file << 14 // * use. *
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17 // * 15 // * *
18 // * This code implementation is the result << 16 // * This code implementation is the intellectual property of the *
19 // * technical work of the GEANT4 collaboratio << 17 // * GEANT4 collaboration. *
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21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
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23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* 21 // ********************************************************************
25 // 22 //
>> 23 //
>> 24 // $Id: G4JPsi.cc,v 1.5.2.1 2001/06/28 19:10:56 gunter Exp $
>> 25 // GEANT4 tag $Name: $
>> 26 //
>> 27 //
26 // ------------------------------------------- 28 // ----------------------------------------------------------------------
27 // GEANT 4 class implementation file 29 // GEANT 4 class implementation file
28 // 30 //
29 // Created Hisaya Kurashi 31 // Created Hisaya Kurashige, 16 June 1997
30 // ******************************************* 32 // **********************************************************************
31 // New impelemenataion as an utility class M << 33 // Change both methods to get the pointer into non-inlined H.Kurashige 4 Aug. 1998
32 // ------------------------------------------- << 34 // ------------------------------------------------------------
33 35
34 #include "G4JPsi.hh" << 36 #include "g4std/fstream"
>> 37 #include "g4std/iomanip"
35 38
36 #include "G4ParticleTable.hh" << 39 #include "G4JPsi.hh"
37 #include "G4String.hh" <<
38 #include "G4SystemOfUnits.hh" <<
39 40
40 G4JPsi* G4JPsi::theInstance = nullptr; << 41 #include "G4DecayTable.hh"
41 42
42 G4JPsi* G4JPsi::Definition() << 43 // ######################################################################
>> 44 // ### JPsi ###
>> 45 // ######################################################################
>> 46
>> 47 G4JPsi::G4JPsi(
>> 48 const G4String& aName, G4double mass,
>> 49 G4double width, G4double charge,
>> 50 G4int iSpin, G4int iParity,
>> 51 G4int iConjugation, G4int iIsospin,
>> 52 G4int iIsospin3, G4int gParity,
>> 53 const G4String& pType, G4int lepton,
>> 54 G4int baryon, G4int encoding,
>> 55 G4bool stable, G4double lifetime,
>> 56 G4DecayTable *decaytable )
>> 57 : G4VMeson( aName,mass,width,charge,iSpin,iParity,
>> 58 iConjugation,iIsospin,iIsospin3,gParity,pType,
>> 59 lepton,baryon,encoding,stable,lifetime,decaytable )
43 { 60 {
44 if (theInstance != nullptr) return theInstan << 61 SetParticleSubType("J/psi");
45 const G4String name = "J/psi"; << 62 // Anti-particle of J/Psi is J/Psi itself
46 // search in particle table] << 63 SetAntiPDGEncoding(encoding);
47 G4ParticleTable* pTable = G4ParticleTable::G << 64
48 G4ParticleDefinition* anInstance = pTable->F <<
49 if (anInstance == nullptr) { <<
50 // create particle <<
51 // <<
52 // Arguments for constructor are as fol <<
53 // name mass <<
54 // 2*spin parity C- <<
55 // 2*Isospin 2*Isospin3 <<
56 // type lepton number ba <<
57 // stable lifetime <<
58 // shortlived subType <<
59 <<
60 // clang-format off <<
61 anInstance = new G4ParticleDefinition( <<
62 name, 3.096916*GeV, 0.0 <<
63 2, -1, <<
64 0, 0, <<
65 "meson", 0, <<
66 false, 0.0*ns, <<
67 false, "J/psi", <<
68 // clang-format on <<
69 } <<
70 theInstance = static_cast<G4JPsi*>(anInstanc <<
71 return theInstance; <<
72 } <<
73 65
74 G4JPsi* G4JPsi::JPsiDefinition() <<
75 { <<
76 return Definition(); <<
77 } 66 }
78 67
79 G4JPsi* G4JPsi::JPsi() << 68 // ......................................................................
>> 69 // ... static member definitions ...
>> 70 // ......................................................................
>> 71 //
>> 72 // Arguments for constructor are as follows
>> 73 // name mass width charge
>> 74 // 2*spin parity C-conjugation
>> 75 // 2*Isospin 2*Isospin3 G-parity
>> 76 // type lepton number baryon number PDG encoding
>> 77 // stable lifetime decay table
>> 78
>> 79 // In this version, charged pions are set to stable
>> 80 G4JPsi G4JPsi::theJPsi(
>> 81 "J/psi", 3.09688*GeV, 0.087*MeV, 0.,
>> 82 2, -1, -1,
>> 83 0, 0, -1,
>> 84 "meson", 0, 0, 443,
>> 85 false, 0.0*ns, NULL
>> 86 );
>> 87
>> 88 G4JPsi* G4JPsi::JPsiDefinition(){return &theJPsi;}
>> 89 G4JPsi* G4JPsi::JPsi(){return &theJPsi;}
>> 90 // initialization for static cut values
>> 91 G4double G4JPsi::theJPsiLengthCut = -1.0;
>> 92 G4double* G4JPsi::theJPsiKineticEnergyCuts = NULL;
>> 93
>> 94 // **********************************************************************
>> 95 // **************************** SetCuts *********************************
>> 96 // **********************************************************************
>> 97 // In this version Input Cut Value is meaning less
>> 98 // theKineticEnergyCuts for all materials are set to LowestEnergy
>> 99
>> 100 void G4JPsi::SetCuts(G4double aCut)
80 { 101 {
81 return Definition(); << 102 theCutInMaxInteractionLength = aCut;
>> 103
>> 104 const G4MaterialTable* materialTable = G4Material::GetMaterialTable();
>> 105 // Create the vector of cuts in energy
>> 106 // corresponding to the stopping range cut
>> 107 if(theKineticEnergyCuts) delete [] theKineticEnergyCuts;
>> 108 theKineticEnergyCuts = new G4double [materialTable->length()];
>> 109
>> 110 // Build range vector for every material, convert cut into energy-cut,
>> 111 // fill theKineticEnergyCuts and delete the range vector
>> 112 for (size_t J=0; J<materialTable->length(); J++)
>> 113 {
>> 114 theKineticEnergyCuts[J] = LowestEnergy;
>> 115 }
>> 116 theJPsiLengthCut = theCutInMaxInteractionLength;
>> 117 theJPsiKineticEnergyCuts = theKineticEnergyCuts;
82 } 118 }
>> 119
>> 120
>> 121
>> 122
>> 123
83 124