G4Lambdab.cc

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// $Id: G4Lambdab.cc 95951 2016-03-03 10:44:16Z gcosmo $
//
// 
// ----------------------------------------------------------------------
//      GEANT 4 class implementation file
//
//      History: first implementation, based on object model of
//      4th April 1996, G.Cosmo
//
//      Created                 Hisaya Kurashige, 16 June 1997
// **********************************************************************
// 

#include "G4Lambdab.hh"
#include "G4SystemOfUnits.hh"
#include "G4ParticleTable.hh"

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

// ######################################################################
// ###                      Lambdab                                   ###
// ######################################################################

G4Lambdab* G4Lambdab::theInstance = 0;

G4Lambdab* G4Lambdab::Definition()
{
  if (theInstance !=0) return theInstance;
  const G4String name = "lambda_b";
  // search in particle table]
  G4ParticleTable* pTable = G4ParticleTable::GetParticleTable();
  G4ParticleDefinition* anInstance = pTable->FindParticle(name);
  if (anInstance ==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,     5.61951*GeV,  0.449e-9*MeV,          0.,
                    1,              +1,             0,
                    0,               0,             0,
             "baryon",               0,            +1,        5122,
                false,      1.466e-3*ns,          NULL,
                false,       "lambda_b");
  }
  theInstance = reinterpret_cast<G4Lambdab*>(anInstance);
  return theInstance;
}

G4Lambdab*  G4Lambdab::LambdabDefinition()
{ 
  return Definition();
}

G4Lambdab*  G4Lambdab::Lambdab()
{ 
  return Definition();
}