G4AntiSigmabZero.cc

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00025 //
00026 //
00027 // $Id$
00028 //
00029 // 
00030 // ----------------------------------------------------------------------
00031 //      GEANT 4 class implementation file
00032 //
00033 //      History: first implementation, based on object model of
00034 //      4th April 1996, G.Cosmo
00035 //
00036 //      Created                 Hisaya Kurashige, 11 Aug. 2011
00037 // **********************************************************************
00038 //
00039 
00040 #include "G4AntiSigmabZero.hh"
00041 #include "G4SystemOfUnits.hh"
00042 #include "G4ParticleTable.hh"
00043 
00044 #include "G4PhaseSpaceDecayChannel.hh"
00045 #include "G4DecayTable.hh"
00046 
00047 // ######################################################################
00048 // ###                      AntiSigmabZero                            ###
00049 // ######################################################################
00050 
00051 G4AntiSigmabZero* G4AntiSigmabZero::theInstance = 0;
00052 
00053 G4AntiSigmabZero* G4AntiSigmabZero::Definition()
00054 {
00055   if (theInstance !=0) return theInstance;
00056   const G4String name = "anti_sigma_b0";
00057   // search in particle table]
00058   G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
00059   G4ParticleDefinition* anInstance = pTable->FindParticle(name);
00060   if (theInstance ==0)
00061   {
00062   // create particle
00063   //
00064   //    Arguments for constructor are as follows
00065   //               name             mass          width         charge
00066   //             2*spin           parity  C-conjugation
00067   //          2*Isospin       2*Isospin3       G-parity
00068   //               type    lepton number  baryon number   PDG encoding
00069   //             stable         lifetime    decay table
00070   //             shortlived      subType    anti_encoding
00071 
00072    anInstance = new G4ParticleDefinition(
00073                  name,      5.8078*GeV,       5.0*MeV,           0,
00074                     1,              +1,             0,
00075                     2,               0,             0,
00076              "baryon",               0,            -1,       -5212,
00077                 false,          0.0*ns,          NULL,
00078                 false,       "sigma_b");
00079 
00080  //create Decay Table
00081   G4DecayTable* table = new G4DecayTable();
00082 
00083   // create decay channels
00084   G4VDecayChannel** mode = new G4VDecayChannel*[1];
00085   // anti_sigma_b0 -> lambda_b + pi0
00086   mode[0] = new G4PhaseSpaceDecayChannel("anti_sigma_b0",1.000,2,"lambda_b","pi0");
00087 
00088   for (G4int index=0; index <1; index++ ) table->Insert(mode[index]);
00089   delete [] mode;
00090 
00091    anInstance->SetDecayTable(table);
00092   }
00093   theInstance = reinterpret_cast<G4AntiSigmabZero*>(anInstance);
00094   return theInstance;
00095 }
00096 
00097 G4AntiSigmabZero*  G4AntiSigmabZero::AntiSigmabZeroDefinition()
00098 {
00099   return Definition();
00100 }
00101 
00102 G4AntiSigmabZero*  G4AntiSigmabZero::AntiSigmabZero()
00103 {
00104   return Definition();
00105 }
00106 
00107 

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