source: trunk/source/particles/adjoint/src/G4AdjointElectron.cc@ 1197

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//
// $Id: G4AdjointElectron.cc,v 1.2 2008/11/13 08:23:12 kurasige Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
//
//
// ------------------------------------------------------------
//      GEANT 4 class header file
//
//      History: 
//    1st March 2007 creation by L. Desorgher based on a modification of G4Electron        
//    06  Nov.  2008 modified for Geant4-09-02  by Hisaya Kurashige 
//
//-------------------------------------------------------------
// 

#include "G4AdjointElectron.hh"
#include "G4ParticleTable.hh"

// ######################################################################
// ###                         ADJOINT ELECTRON                       ###
// ######################################################################
G4AdjointElectron* G4AdjointElectron::theInstance = 0;

G4AdjointElectron* G4AdjointElectron::Definition()
{ 
  
  if (theInstance !=0) return theInstance;
  const G4String name = "adj_e-";
  // 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

  // use constants in CLHEP
  //  static const double electron_mass_c2 = 0.51099906 * MeV;

  // NOTE  : electric charge and magnetic moment is opposite 
  //         compared with real electron, because adjoint particles
  //         are used to back-trace

   anInstance = new G4ParticleDefinition(
                 name,  electron_mass_c2,       0.0*MeV,     1.*eplus, 
                    1,                 0,             0,          
                    0,                 0,             0,             
             "adjoint",                1,             0,     10000011,
                  true,             -1.0,          NULL,
                 false,           "adj_lepton"
              );
   // Bohr Magnetron
   G4double muB =  0.5*eplus*hbar_Planck/(electron_mass_c2/c_squared) ;
   anInstance->SetPDGMagneticMoment( muB * 2.* 1.0011596521859 );

  }
  theInstance = reinterpret_cast<G4AdjointElectron*>(anInstance);
  return theInstance;
}

G4AdjointElectron*  G4AdjointElectron::AdjointElectronDefinition()
{
  return Definition();
}

G4AdjointElectron*  G4AdjointElectron::AdjointElectron()
{
  return Definition();
}