G4AntiSigmabMinus.cc

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//
// $Id: G4AntiSigmabMinus.cc 79342 2014-02-24 11:42:42Z gcosmo $
//
// 
// ----------------------------------------------------------------------
//      GEANT 4 class implementation file
//
//      History: first implementation, based on object model of
//      4th April 1996, G.Cosmo
//
//      Created                 Hisaya Kurashige, 11 Aug. 2011
// **********************************************************************
//

#include "G4AntiSigmabMinus.hh"
#include "G4SystemOfUnits.hh"
#include "G4ParticleTable.hh"

#include "G4PhaseSpaceDecayChannel.hh"
#include "G4DecayTable.hh"

// ######################################################################
// ###                      AntiSigmabMinus                           ###
// ######################################################################

G4AntiSigmabMinus* G4AntiSigmabMinus::theInstance = 0;

G4AntiSigmabMinus* G4AntiSigmabMinus::Definition()
{
  if (theInstance !=0) return theInstance;
  const G4String name = "anti_sigma_b-";
  // search in particle table]
  G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
  G4ParticleDefinition* anInstance = pTable->FindParticle(name);
  if (theInstance ==0)
  {
  // create particle
  //
  //    Arguments for constructor are as follows
  //               name             mass          width         charge
  //             2*spin           parity  C-conjugation
  //          2*Isospin       2*Isospin3       G-parity
  //               type    lepton number  baryon number   PDG encoding
  //             stable         lifetime    decay table
  //             shortlived      subType    anti_encoding

   anInstance = new G4ParticleDefinition(
                 name,      5.8155*GeV,       4.9*MeV,  +1.0*eplus,
                    1,              +1,             0,
                    2,              +2,             0,
             "baryon",               0,            -1,       -5112,
                false,          0.0*ns,          NULL,
                false,       "sigma_b");

 //create Decay Table
  G4DecayTable* table = new G4DecayTable();

  // create decay channels
  G4VDecayChannel** mode = new G4VDecayChannel*[1];
  // anti_sigma_b- -> anti_lambda_b + pi+
  mode[0] = new G4PhaseSpaceDecayChannel("anti_sigma_b-",1.000,2,"anti_lambda_b","pi+");

  for (G4int index=0; index <1; index++ ) table->Insert(mode[index]);
  delete [] mode;

   anInstance->SetDecayTable(table);
  }
  theInstance = reinterpret_cast<G4AntiSigmabMinus*>(anInstance);
  return theInstance;
}

G4AntiSigmabMinus*  G4AntiSigmabMinus::AntiSigmabMinusDefinition()
{
  return Definition();
}

G4AntiSigmabMinus*  G4AntiSigmabMinus::AntiSigmabMinus()
{
  return Definition();
}