dmparticle/src/G4LDMPhoton.cc

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0025 //
0026 /// \file exoticphysics/dmparticle/src/G4LDMPhoton.cc
0027 /// \brief Implementation of the G4LDMPhoton class
0028 //
0029 //
0030 //---------------------------------------------------------------------------
0031 //
0032 // ClassName:   G4LDMPhoton
0033 //
0034 // Description:
0035 //
0036 // 15.03.17  V. Grichine based on G4Monopole
0037 //
0038 // Modified:
0039 //
0040
0041 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0042
0043 #include "G4LDMPhoton.hh"
0044
0045 #include "G4DecayTable.hh"
0046 #include "G4ParticleTable.hh"
0047 #include "G4PhaseSpaceDecayChannel.hh"
0048 #include "G4PhysicalConstants.hh"
0049 #include "G4SystemOfUnits.hh"
0050 #include "G4VDecayChannel.hh"
0051
0052 G4LDMPhoton* G4LDMPhoton::theLDMPhoton = nullptr;
0053
0054 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0055
0056 G4LDMPhoton::G4LDMPhoton(const G4String& aName, G4double mass, G4double width, G4double charge,
0057                          G4int iSpin, G4int iParity, G4int iConjugation, G4int iIsospin,
0058                          G4int iIsospin3, G4int gParity, const G4String& pType, G4int lepton,
0059                          G4int baryon, G4int encoding, G4bool stable, G4double lifetime,
0060                          G4DecayTable* decaytable)
0061   : G4ParticleDefinition(aName, mass, width, charge, iSpin, iParity, iConjugation, iIsospin,
0062                          iIsospin3, gParity, pType, lepton, baryon, encoding, stable, lifetime,
0063                          decaytable)
0064 {}
0065
0066 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0067
0068 G4LDMPhoton::~G4LDMPhoton() {}
0069
0070 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0071 //
0072 //    Arguments for constructor are as follows
0073 //               name             mass          width         charge
0074 //             2*spin           parity  C-conjugation
0075 //          2*Isospin       2*Isospin3       G-parity
0076 //               type    lepton number  baryon number   PDG encoding
0077 //             stable         lifetime    decay table
0078 //
0079 //
0080
0081 G4LDMPhoton* G4LDMPhoton::LDMPhotonDefinition(G4double mass)
0082 {
0083   if (!theLDMPhoton) {
0084     theLDMPhoton = new G4LDMPhoton("ldmphoton", mass, 5.317e-14 * MeV, 0, 2, -1, -1, 0, 0, 0,
0085                                    "boson", 0, 0, 50, true, 12.380 * ns, NULL);
0086
0087     // create Decay Table
0088     G4DecayTable* table = new G4DecayTable();
0089
0090     // create decay channels
0091     G4VDecayChannel** mode = new G4VDecayChannel*[3];
0092     //
0093     mode[0] = new G4PhaseSpaceDecayChannel("ldmphoton", 0.999, 2, "ldmhi", "ldmhibar");
0094     //
0095     mode[1] = new G4PhaseSpaceDecayChannel("ldmphoton", 0.0005, 2, "mu+", "mu-");
0096     //
0097     mode[2] = new G4PhaseSpaceDecayChannel("ldmphoton", 0.0005, 3, "pi+", "pi-");
0098
0099     for (G4int index = 0; index < 3; index++)
0100       table->Insert(mode[index]);
0101
0102     delete[] mode;
0103
0104     theLDMPhoton->SetDecayTable(table);
0105
0106     G4cout << "LDMPhoton is created: m(GeV)= " << theLDMPhoton->GetPDGMass() / GeV << G4endl;
0107   }
0108   return theLDMPhoton;
0109 }
0110
0111 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0112
0113 G4LDMPhoton* G4LDMPhoton::LDMPhoton()
0114 {
0115   return theLDMPhoton;
0116 }
0117
0118 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......