G4Monopole.cxx

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// $Id: G4Monopole.cc 66817 2013-01-12 16:16:08Z gcosmo $
//
//---------------------------------------------------------------------------
//
// ClassName:   G4Monopole
//
// Description:
//
// Authors:   21.03.05  V.Ivanchenko
//
// Modified:
//
//  12.07.10  S.Burdin (changed the magnetic and electric charge variables from
//  integer to double)
//----------------------------------------------------------------------------
//
 
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#include "G4Monopole.hh"
#include "G4ParticleTable.hh"
#include "G4PhysicalConstants.hh"
#include "G4SystemOfUnits.hh"
 
// ######################################################################
// ###                        Monopole                                ###
// ######################################################################
 
G4Monopole* G4Monopole::theMonopole = 0;
G4double G4Monopole::magCharge = 0.0;
 
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G4Monopole::G4Monopole(const G4String& aName, G4double mass, G4double width,
  G4double charge, G4int iSpin, G4int iParity, G4int iConjugation,
  G4int iIsospin, G4int iIsospin3, G4int gParity, const G4String& pType,
  G4int lepton, G4int baryon, G4int encoding, G4bool stable, G4double lifetime,
  G4DecayTable* decaytable)
  : G4ParticleDefinition(aName, mass, width, charge, iSpin, iParity,
      iConjugation, iIsospin, iIsospin3, gParity, pType, lepton, baryon,
      encoding, stable, lifetime, decaytable)
{}
 
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G4Monopole::~G4Monopole() { theMonopole = 0; }
 
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//
//    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
//
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G4Monopole* G4Monopole::MonopoleDefinition(
  G4double mass, G4double mCharge, G4double eCharge)
{
  if (!theMonopole) {
    magCharge = eplus * mCharge / fine_structure_const * 0.5;
    theMonopole = new G4Monopole("monopole", mass, 0.0 * MeV, eplus * eCharge,
      0, 0, 0, 0, 0, 0, "boson", 0, 0, 60000000, true, -1.0, 0);
 
    G4cout << "Monopole is created: m(GeV)= " << theMonopole->GetPDGMass() / GeV
           << " Qel= " << theMonopole->GetPDGCharge() / eplus
           << " Qmag= " << magCharge / eplus << G4endl;
  }
  return theMonopole;
}
 
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G4Monopole* G4Monopole::Monopole()
{
  if (!theMonopole) {
    theMonopole = MonopoleDefinition();
  }
  return theMonopole;
}
 
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G4double G4Monopole::MagneticCharge() const { return magCharge; }
 
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