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Index
Title page
Copyright
Dedication
Contents
Introduction
1. A History of Particle Physics
1.1 Atomic Theory
1.2 Atomic Structure
1.3 Forces and Interactions
1.4 Strange and Unexpected Developments
1.5 Quarks and Symmetries
1.6 The Standard Model of Particle Physics
1.7 The Current State of the Field
Exercises
2. Special Relativity
2.1 Lorentz Transformations
2.1.1 Scalars, Vectors, and Reference Frames
2.1.2 Special Relativity
2.1.3 Minkowski Space
2.2 Energy and Momentum in Minkowski Space
2.2.1 Invariant Mass
Exercises
3. Quantum Mechanics
3.1 States and Operators
3.2 The Schrödinger Equation
3.3 Probability Current
3.4 Angular Momentum and Spin
3.5 Spin 1/2 Particles and the Pauli Matrices
3.6 The Hamiltonian
3.6.1 The Lagrangian
3.7 Quantum Mechanics and Electromagnetism: The Schrödinger Approach
3.8 Quantum Mechanics and Electromagnetism: the Pauli Equation
Exercises
4. Symmetries and Groups
4.1 The Importance of Symmetry in Physics
4.2 Discrete Symmetries
4.2.1 Mathematical Structure of Discrete Symmetries
4.2.2 Discrete Symmetries in Particle Physics
4.3 Continuous Symmetries
4.3.1 Mathematical Structure of Continuous Symmetries
4.3.2 Continuous Symmetries in Particle Physics
Exercises
5 Experimental Particle Physics
5.1 Detectors
5.1.1 Interactions of Particles with Matter
5.1.2 Early Detectors
5.1.3 Modern Detectors
5.2 Accelerators
5.2.1 Linear Accelerators
5.2.2 Cyclotrons
5.2.3 Synchrotrons
5.3 Measurable Quantities in Particle Physics: Matching Theory to Experiment
5.3.1 Cross-Sections
5.3.2 Lifetimes
Exercises
6. Particle Classification
6.1 The Spin-Statistics Theorem
6.2 The Strong Force
6.2.1 Isospin
6.2.2 Flavor SU(3)
6.3 Color
6.4 Building Hadrons
6.4.1 Quark Content
6.4.2 Mass
6.4.3 Angular Momentum, Parity, and Charge Parity
6.4.4 Larger Flavor Symmetries
6.4.5 Resonances
Exercises
7. Relativistic Quantum Mechanics
7.1 The Klein-Gordon Equation
7.1.1 A Relativistic Schrödinger Equation
7.1.2 Solutions of the Klein-Gordon Equation
7.1.3 Conserved Current
7.2 The Maxwell and Proca Equations
7.2.1 Derivation of the Maxwell Equation
7.2.2 Solutions of the Maxwell Equation
7.2.3 Including Mass: The Proca Equation
7.2.4 Spin of Vector Particles
7.3 Combining Equations: How Do Particles Interact?
7.3.1 Quantum Field Theory without the Math
7.3.2 Feynman Rules
Exercises
8. The Dirac Equation
8.1 A Linear Relativistic Equation
8.2 Representations of the Gamma Matrices
8.2.1 The Dirac Representation
8.2.2 The Weyl Representation
8.3 Spinors and Lorentz Transformations
8.4 Solutions of the Dirac Equation
8.4.1 Spin
8.4.2 Antiparticles
8.4.3 Helicity
8.4.4 Chirality
8.5 Massless Particles
8.6 Charge Conjugation
8.7 Dirac, Weyl, and Majorana Spinors
8.8 Bilinear Covariants
Exercises
9. Quantum Electrodynamics
9.1 U(1) Symmetry in Wave Equations
9.2 Localizing the U(1) Symmetry
9.3 The Link with Classical Physics
9.4 A Well-Tested Theory
9.5 Calculations in QED
9.5.1 Feynman Rules for QED
9.5.2 Calculating Amplitudes
9.5.3 Calculating the Differential Cross-Section
9.6 Beyond Leading Order: Renormalization
9.7 Form Factors and Structure Functions
9.7.1 Electromagnetic Form Factors
9.7.2 Structure Functions and the Quark Model
Exercises
10. Non-abelian Gauge Theory and Color
10.1 Non-Abelian Symmetry in the Dirac Equation
10.1.1 SU(3) and Color
10.1.2 Localizing the SU(3) Symmetry
10.2 Gluon Self-Interactions
10.3 Strong Force Interactions
10.3.1 Quantum Chromodynamics
10.3.2 Scale-Dependence
10.4 High-Energy QCD
10.4.1 Asymptotic Freedom
10.4.2 Perturbative QCD
10.5 Low-Energy QCD
10.5.1 Quark Confinement
10.5.2 The Residual Nuclear Force
10.5.3 Perturbative and Lattice QCD
10.6 Exotic Matter
10.6.1 Pentaquarks and Tetraquarks
10.6.2 Glueballs
10.6.3 Quark-Gluon Plasma
Exercises
11. Symmetry Breaking and the Higgs Mechanism
11.1 The Weak Force as a Boson-Mediated Interaction
11.1.1 ℙ Violation
11.1.2 ℂ Violation
11.2 Renormalizability and the Need for Symmetry
11.3 Hidden Symmetry
11.3.1 Toy Model 1: Z2 Symmetry Breaking
11.3.2 Toy Model 2: U(1) Symmetry Breaking
11.3.3 The Higgs Mechanism: SU(2) ⊗ U(1) Breaking
11.4 Electroweak Interactions
11.4.1 Hypercharge and Weak Isospin
Exercises
12. The Standard Model of Particle Physics
12.1 Putting It All Together
12.2 Fermion Masses
12.3 Quark Mixing and the CKM Matrix
12.3.1 The Cabibbo Hypothesis
12.3.2 Neutral Mesons
12.3.3 More General Quark Mixing
12.4 ℂℙ Violation in the Weak Sector
12.5 Successes of the Standard Model
12.5.1 Anomaly Cancellation
12.6 Drawbacks of the Standard Model
12.6.1 Baryogenesis
12.6.2 The Hierarchy Problem
12.6.3 The Strong ℂℙ Problem
Exercises
13. Beyond the Standard Model
13.1 Neutrino Oscillations and the PMNS Matrix
13.2 The See-Saw Mechanism
13.3 Grand Unification
13.3.1 Magnetic Monopoles
13.4 Supersymmetry
13.5 Gravitons
13.5.1 Can We Go Further than Spin-2?
13.5.2 Problems with Gravity
13.6 Axions
13.7 Dark Matter
13.8 Dark Energy and Inflation
13.8.1 Inflation
13.8.2 Dark Energy
13.9 The Future of Particle Physics
Exercises
Appendix A
Appendix B
Appendix C
Bibliography
Index
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