Introduction to Elementary Particle Physics

additive quantum numbers angular momentum antiparticle baryon baryon number bilinear covariants boson Chapter charge gauge transformation charge number charge symmetry consequences conservation law coupling constant CP invariance CPT theorem decay modes decay processes Dirac field electromagnetic interaction electron elementary particles energy equation fast electromagnetic decay fermion field operator four-fermion interaction gauge transformation helicity hermitian fields hyperon inter intrinsic parity inversion operation involving isoscalar isospin isospin invariance isospin space isospinor kaon Klein-Gordon field lepton lepton number lifetime Lorentz transformation mass matrix mesons muon neutral pion neutrino neutron non-hermitian field nuclear nucleon one-particle particle conjugation parity photon Phys pion pion-nucleon interaction pseudoscalar pseudoscalar quantity quantized fields R. E. Marshak reaction relativistic rotation scalar selection rule space inversion spinor strangeness gauge transformation strangeness number strong interactions symmetry operation theory tion total Lagrangian unitary transformation vector wave functions wavefunction weak decay weak interaction terms weak interactions Weyl field zero