Suggested Short Course Inside Front Cover.

Editors’ Preface to the Manchester Physics Series.

Authors’ Preface.

Notes.

**1 SOME BASIC CONCEPTS.**

1.1 Introduction.

1.2 Antiparticles.

1.3 Interactions and Feynman Diagrams.

1.4 Particle Exchange.

1.5 Units and Dimensions.

PROBLEMS 1.

**2 LEPTONS AND THE WEAK INTERACTION.**

2.1 Lepton Multiplets and Lepton Numbers.

2.2 LeptonicWeak Interactions.

2.3 Neutrino Masses and Neutrino Mixing.

PROBLEMS 2.

**3 QUARKS AND HADRONS.**

3.1 Quarks.

3.2 General Properties of Hadrons.

3.3 Pions and Nucleons.

3.4 Strange Particles, Charm and Bottom.

3.5 Short-Lived Hadrons.

3.6 Allowed Quantum Numbers and Exotics.

PROBLEMS 3.

**4 EXPERIMENTAL METHODS.**

4.1 Overview.

4.2 Accelerators and Beams.

4.3 Particle Interactions with Matter.

4.4 Particle Detectors.

4.5 Detector Systems and Experiments.

PROBLEMS 4.

**5 SPACE–TIME SYMMETRIES.**

5.1 Translational Invariance.

5.2 Rotational Invariance.

5.3 Parity.

5.4 Charge Conjugation.

5.5 Positronium.

5.6 Time Reversal.

PROBLEMS 5.

**6 THE QUARK MODEL.**

6.1 Isospin Symmetry.

6.2 The Lightest Hadrons.

6.3 Colour.

6.4 Charmonium and Bottomium.

PROBLEMS 6.

**7 QCD, JETS AND GLUONS.**

7.1 Quantum Chromodynamics.

7.2 Electron–Positron Annihilation.

7.3 Elastic Electron Scattering: The size of the proton.

7.4 Inelastic Electron and Muon Scattering.

7.5 Inelastic Neutrino Scattering.

PROBLEMS 7.

**8 WEAK INTERACTIONS: QUARKS AND LEPTONS.**

8.1 Charged Current Reactions.

8.2 The Third Generation.

PROBLEMS 8.

**9 WEAK INTERACTIONS: ELECTROWEAK UNIFICATION.**

9.1 Neutral Currents and the Unified Theory.

9.2 Gauge Invariance and the Higgs Boson.

PROBLEMS 9.

**10 DISCRETE SYMMETRIES: ***C, P, CP* AND *CPT.*

10.1 *P* Violation, *C* Violation and *CP* Conservation.

10.2 *CP* Violation.

10.3 Flavour Oscillations and the *CPT* Theorem.

10.4 *CP* Violation in the Standard Model.

PROBLEMS 10.

**11 BEYOND THE STANDARD MODEL.**

11.1 Grand Unification.

11.2 Supersymmetry.

11.3 Strings and Things.

11.4 Particle Cosmology.

11.5 Neutrino Astronomy.

11.6 Dirac or Majorana Neutrinos?

PROBLEMS 11.

**A RELATIVISTIC KINEMATICS.**

A.1 The Lorentz Transformation for Energy and Momentum.

A.2 The Invariant Mass.

A.3 Transformation of the Scattering Angle.

PROBLEMS A.

**B AMPLITUDES AND CROSS-SECTIONS.**

B.1 Rates and Cross-Sections.

B.2 The Total Cross-Section.

B.3 Differential Cross-Sections.

B.4 The Scattering Amplitude.

B.5 The Breit–Wigner Formula.

PROBLEMS B.

**C THE ISOSPIN FORMALISM.**

C.1 Isospin Operators.

C.2 Isospin States.

C.3 Isospin Multiplets.

C.4 Branching Ratios.

C.5 Spin States.

PROBLEMS C.

**D GAUGE THEORIES.**

D.1 Electromagnetic Interactions.

D.2 Gauge Transformations.

D.3 Gauge Invariance and the Photon Mass.

D.4 The Gauge Principle.

D.5 The Higgs Mechanism.

D.6 Quantum Chromodynamics.

D.7 Electroweak Interactions.

PROBLEMS D.

**E TABLES OF PARTICLE PROPERTIES.**

E.1 Gauge Bosons.

E.2 Leptons.

E.3 Quarks.

E.4 Low-lying Baryons.

E.5 Low-lying Mesons.

**F SOLUTIONS TO PROBLEMS.**

References.

Index.

Physical Constants, Conversion Factors and Natural Units.