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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 // * *
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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 *
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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 *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // ------------------------------------------- 26 // ----------------------------------------------------------------------
27 // GEANT 4 class implementation file 27 // GEANT 4 class implementation file
28 // 28 //
29 // History: first implementation, based o 29 // History: first implementation, based on object model of
30 // 4th April 1996, G.Cosmo 30 // 4th April 1996, G.Cosmo
31 // ******************************************* 31 // **********************************************************************
32 // New impelemenataion as an utility class M 32 // New impelemenataion as an utility class M.Asai, 26 July 2004
33 // ------------------------------------------- 33 // ----------------------------------------------------------------------
34 34
35 #include "G4Proton.hh" 35 #include "G4Proton.hh"
36 36
37 #include "G4ParticleTable.hh" 37 #include "G4ParticleTable.hh"
38 #include "G4PhysicalConstants.hh" 38 #include "G4PhysicalConstants.hh"
39 #include "G4String.hh" 39 #include "G4String.hh"
40 #include "G4SystemOfUnits.hh" 40 #include "G4SystemOfUnits.hh"
41 #include "G4Types.hh" 41 #include "G4Types.hh"
42 42
43 G4Proton* G4Proton::theInstance = nullptr; 43 G4Proton* G4Proton::theInstance = nullptr;
44 44
45 G4Proton* G4Proton::Definition() 45 G4Proton* G4Proton::Definition()
46 { 46 {
47 if (theInstance != nullptr) return theInstan 47 if (theInstance != nullptr) return theInstance;
48 const G4String name = "proton"; 48 const G4String name = "proton";
49 // search in particle table] 49 // search in particle table]
50 G4ParticleTable* pTable = G4ParticleTable::G 50 G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
51 auto anInstance = static_cast<G4Ions*>(pTabl 51 auto anInstance = static_cast<G4Ions*>(pTable->FindParticle(name));
52 if (anInstance == nullptr) { 52 if (anInstance == nullptr) {
53 // create particle 53 // create particle
54 // 54 //
55 // Arguments for constructor are as fol 55 // Arguments for constructor are as follows
56 // name mass 56 // name mass width charge
57 // 2*spin parity C- 57 // 2*spin parity C-conjugation
58 // 2*Isospin 2*Isospin3 58 // 2*Isospin 2*Isospin3 G-parity
59 // type lepton number ba 59 // type lepton number baryon number PDG encoding
60 // stable lifetime 60 // stable lifetime decay table
61 // shortlived subType 61 // shortlived subType anti_encoding
62 // use constants in CLHEP 62 // use constants in CLHEP
63 // static const double proton_mass_c2 = 63 // static const double proton_mass_c2 = 938.27231 * MeV;
64 64
65 // clang-format off 65 // clang-format off
66 anInstance = new G4Ions( 66 anInstance = new G4Ions(
67 name, proton_mass_c2, 67 name, proton_mass_c2, 0.0*MeV, eplus,
68 1, +1, 0, 68 1, +1, 0,
69 1, +1, 0, 69 1, +1, 0,
70 "baryon", 0, + 70 "baryon", 0, +1, 2212,
71 true, -1.0, nullptr, 71 true, -1.0, nullptr,
72 false, "nucleon", -2212, 72 false, "nucleon", -2212,
73 0.0, 0 73 0.0, 0
74 ); 74 );
75 // clang-format on 75 // clang-format on
76 76
77 // Magnetic Moment 77 // Magnetic Moment
78 G4double mN = eplus * hbar_Planck / 2. / ( 78 G4double mN = eplus * hbar_Planck / 2. / (proton_mass_c2 / c_squared);
79 anInstance->SetPDGMagneticMoment(2.7928473 79 anInstance->SetPDGMagneticMoment(2.792847351 * mN);
80 } 80 }
81 theInstance = static_cast<G4Proton*>(anInsta 81 theInstance = static_cast<G4Proton*>(anInstance);
82 return theInstance; 82 return theInstance;
83 } 83 }
84 84
85 G4Proton* G4Proton::ProtonDefinition() 85 G4Proton* G4Proton::ProtonDefinition()
86 { 86 {
87 return Definition(); 87 return Definition();
88 } 88 }
89 89
90 G4Proton* G4Proton::Proton() 90 G4Proton* G4Proton::Proton()
91 { 91 {
92 return Definition(); 92 return Definition();
93 } 93 }
94 94