Contents -- II. QUANTUM ELECTRODYNAMICS -- A. PHOTONS AND CHARGED FERMIONS -- 1. Field operators -- 2. Photons -- 3. Fermions -- 4. Destruction and creation of particles -- 5. Positrons -- B. THE ELECTROMAGNETIC INTERACTION -- FEYNMAN GRAPHS -- 1. The interactions between field and source -- 2. The scattering amplitude -- 3. Compton scattering -- 4. Feynman diagrams -- 5. The dimensionality of the coupling constant and the high-energy behavior of amplitudes -- C. EXAMPLES OF ELECTROMAGNETIC INTERACTIONS -- 1. Scattering of two different fermions -- 2. Colliding beam processes: e[sup(+)]e[sup(-)] → µ[sup(+)]µ[sup(-)] and e[sup(+)]e[sup(-)] → e[sup(+)]e[sup(-)] -- 3. Data on e[sup(+)]e[sup(-)] collisions -- tests of quantum electrodynamics -- 4. Bound states -- 5. Hydrogen, µ-mesic atoms, and muonium -- 6. Positronium -- 7. The decay of positronium: Charge conjugation -- D. THE SELF-ENERGY OF THE ELECTRON, VACUUM POLARIZATION, AND PRECISION TESTS OF QUANTUM ELECTRODYNAMICS -- 1. Radiative corrections -- 2. The electron self-energy and mass renormalization -- 3. Vacuum polarization -- 4. The Lamb shift -- 5. The anomalous magnetic moment of the electron and muon -- 6. Other spectroscopic tests of quantum electrodynamics -- 7. Summary -- III. HADRONIC SPECTROSCOPY -- A. HADRONIC DIMENSIONS AND SPECTRA -- 1. The electromagnetic size of hadrons -- 2. Hadronic diffraction scattering and the size of hadrons -- 3. Excited states of hadrons -- 4. Photoproduction -- 5. Pion-nucleon scattering -- 6. Consequences of the isospin assignments -- 7. Kaon-nucleon scattering and the S ≠ 0 excited states of the baryon -- 8. Hadron excitations observed by decay -- 9. G-parity -- B. MESONS COMPOSED OF HEAVY QUARK-ANTIQUARK PAIRS -- 1. ee → µµ revisited -- 2. Narrow hadron resonances in ee-hadron production -- 3. The QQ spectrum -- 4. Hadronic decays of QQ states.

IV. QUANTUM CHROMODYNAMICS -- A. COLOR -- 1. The color variable -- 2. The group SU(3) -- B. GAUGE FIELDS -- 1. Global vs. local symmetries -- 2. The gauge field -- 3. Quanta of the gauge field and coupling to quarks -- C. GAUGE FIELD DYNAMICS -- 1. Color analogues of the electromagnetic field strengths -- 2. Self-interactions of the gauge field -- 3. The Yang-Mills field equations -- 4. Asymptotic freedom -- 5. Confinement -- D. THE BAG MODEL -- 1. The primitive bag model -- 2. The improved bag model -- 3. Quantitative test of the model -- 4. The long-range potential and the Regge slope -- V. DEEP INELASTIC LEPTON-HADRON SCATTERING -- 1. Introduction -- 2. Kinematic variables -- 3. Deep inelastic electron and muon scattering cross sections -- 4. Deep inelastic electron and muon scattering according to the quark model -- 5. The quark momentum distributions in the nucleon -- 6. Charge-changing neutrino scattering -- (a) Cross sections for inelastic neutrino scattering -- (b) Neutrino-quark cross sections -- (c) Neutrino-nucleon scattering -- (d) Structure functions -- 7. Theoretical considerations regarding the quark distributions -- (a) The quark momentum distribution in the nucleon -- (b) The gluon field in the nucleon -- (c) The sea quarks -- (d) The structure functions -- 8. Scaling violations -- VI. THE ELECTROWEAK INTERACTION -- A. CHARGE-CHANGING WEAK INTERACTIONS -- 1. The charge-changing weak current -- 2. The Hamiltonian for charge-changing weak interactions -- 3. Defects of the W[sup(±)] model of weak interactions -- B. NEUTRAL CURRENT WEAK INTERACTIONS AND THE ELECTROWEAK CONNECTION -- 1. Conservation of the weak current: The neutral current -- 2. The electroweak connection -- 3. Neutral current phenomena and the determination of the coupling constants -- C. THE HIDDEN GAUGE INVARIANCE OF THE ELECTROWEAK INTERACTION.

1. Hidden symmetry in ferromagnetism and superconductivity -- 2. The generation of mass in the electroweak theory -- D. GRAND UNIFICATION -- 1. Basic assumptions and immediate consequences -- 2. Evaluation of the electroweak angle at low energies -- 3. Other aspects of the Grand Unified Theory -- Appendix II. Bose fields -- 1. The harmonic oscillator -- (a) The classical oscillator -- (b) Quantized oscillator -- 2. The scalar field -- (a) Real fields -- (b) Complex fields -- 3. The electromagnetic field -- Appendix III. The Dirac field -- 1. The Lorentz transformation of spinors and the Dirac equation -- (a) Three-vectors as 2 × 2 matrices -- (b) Four-vectors as 2 × 2 matrices -- (c) Spinors -- (d) The Dirac equation -- (e) Four-currents -- 2. The Dirac field operator -- (a) The field operator: Anticommutation rules -- (b) Energy, momentum, and charge -- (c) The relative parity of particle and antiparticle -- 3. Amplitudes for weak and electromagnetic scattering -- 4. Spin and statistics -- Appendix IV. Causality and its consequences -- 1. The basic axiom of quantum field theory -- 2. The connection between spin and statistics -- 3. The need for antiparticles -- Crossing symmetry -- Appendix V. Vacuum polarization -- Appendix VI. The magnetic susceptibility of a massless vector field -- Appendix VII. Solutions of Dirac's equation in a spherical enclosure -- Bibliography -- Index -- A -- B -- C -- D -- E -- F -- G -- H -- I -- J -- K -- L -- M -- N -- O -- P -- Q -- R -- S -- T -- U -- V -- W -- X -- Y -- Z.