G4DsMesonMinus.cc

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// $Id: G4DsMesonMinus.cc 67971 2013-03-13 10:13:24Z gcosmo $
//
// 
// ----------------------------------------------------------------------
//      GEANT 4 class implementation file
//
//
//      Created                 Hisaya Kurashige, 16 June 1997
// **********************************************************************
//  New impelemenataion as an utility class  M.Asai, 26 July 2004
// ----------------------------------------------------------------

#include "G4DsMesonMinus.hh"
#include "G4SystemOfUnits.hh"
#include "G4ParticleTable.hh"

// ######################################################################
// ###                        DsMesonMinus                            ###
// ######################################################################

G4DsMesonMinus* G4DsMesonMinus::theInstance = 0;

G4DsMesonMinus* G4DsMesonMinus::Definition()
{
  if (theInstance !=0) return theInstance;
  const G4String name = "Ds-";
  // 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,     1.96845*GeV,  1.317e-9*MeV,    -1.*eplus,
                    0,              -1,             0,
                    0,               0,             0,
              "meson",               0,             0,         -431,
                false,     0.500e-3*ns,          NULL,
             false,           "Ds"
              );
  }
  theInstance = reinterpret_cast<G4DsMesonMinus*>(anInstance);
  return theInstance;
}

G4DsMesonMinus*  G4DsMesonMinus::DsMesonMinusDefinition()
{
  return Definition();
}

G4DsMesonMinus*  G4DsMesonMinus::DsMesonMinus()
{
  return Definition();
}