Geant4  10.03
G4AntiProton.cc
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27 // $Id: G4AntiProton.cc 69557 2013-05-08 12:01:40Z 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 July 1996
36 // **********************************************************************
37 // New impelemenataion as an utility class M.Asai, 26 July 2004
38 // ----------------------------------------------------------------
39 
40 #include "G4AntiProton.hh"
41 #include "G4PhysicalConstants.hh"
42 #include "G4SystemOfUnits.hh"
43 #include "G4ParticleTable.hh"
44 
45 // ######################################################################
46 // ### ANTIPROTON ###
47 // ######################################################################
48 
50 
52 {
53  if (theInstance !=0) return theInstance;
54  const G4String name = "anti_proton";
55  // search in particle table]
57  G4ParticleDefinition* anInstance = pTable->FindParticle(name);
58  if (anInstance ==0)
59  {
60  // create particle
61  //
62  // Arguments for constructor are as follows
63  // name mass width charge
64  // 2*spin parity C-conjugation
65  // 2*Isospin 2*Isospin3 G-parity
66  // type lepton number baryon number PDG encoding
67  // stable lifetime decay table
68  // shortlived subType anti_encoding
69  // use constants in CLHEP
70  // static const double proton_mass_c2 = 938.27231 * MeV;
71 
72  anInstance = new G4ParticleDefinition(
73  name, proton_mass_c2, 0.0*MeV, -1.0*eplus,
74  1, +1, 0,
75  1, -1, 0,
76  "baryon", 0, -1, -2212,
77  true, -1.0, NULL,
78  false, "nucleon", 2212
79  );
80  // Magnetic Moment
81  G4double mN = eplus*hbar_Planck/2./(proton_mass_c2 /c_squared);
82  anInstance->SetPDGMagneticMoment( -2.792847351 * mN);
83  }
84  theInstance = reinterpret_cast<G4AntiProton*>(anInstance);
85  return theInstance;
86 }
87 
89 {
90  return Definition();
91 }
92 
94 {
95  return Definition();
96 }
97 
G4ParticleDefinition * FindParticle(G4int PDGEncoding)
const char * name(G4int ptype)
static G4AntiProton * AntiProtonDefinition()
Definition: G4AntiProton.cc:88
static G4AntiProton * AntiProton()
Definition: G4AntiProton.cc:93
static constexpr double eplus
Definition: G4SIunits.hh:199
static G4AntiProton * Definition()
Definition: G4AntiProton.cc:51
static G4ParticleTable * GetParticleTable()
static G4AntiProton * theInstance
Definition: G4AntiProton.hh:53
static constexpr double MeV
Definition: G4SIunits.hh:214
double G4double
Definition: G4Types.hh:76
void SetPDGMagneticMoment(G4double mageticMoment)