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Table of contents
Quantum Electrodynamics
A graduate path from relativistic quantum fields to precision scattering, loops, renormalization, and modern applications
Read each section in order. Every title can be opened as a TheoryTrace document.
- Cover1
- Copyright2
- How to read this book3
- Introduction4
- Chapter 1: The Physical Problem of Light and Matter5
- Chapter 2: Relativistic Quantum Mechanics and Its Limits6
- Chapter 3: Classical Fields, Symmetries, and Noether Structure7
- Chapter 4: Quantizing Free Fields8
- Chapter 5: The Dirac Field in Detail9
- Chapter 6: The Electromagnetic Field and Gauge Redundancy10
- Chapter 7: Building the QED Lagrangian11
- Chapter 8: Perturbation Theory and the S-Matrix12
- Chapter 9: Feynman Rules for QED13
- Chapter 10: Tree-Level Scattering and Decay Processes14
- Chapter 11: Ward Identities and Gauge Invariance in Amplitudes15
- Chapter 12: Functional Methods and Generating Functionals16
- Chapter 13: Gauge Fixing, Ghosts, and Covariant Quantization17
- Chapter 14: One-Loop QED: Vacuum Polarization, Self-Energy, and Vertex Correction18
- Chapter 15: Regularization and Renormalization19
- Chapter 16: The Renormalization Group and Running Coupling20
- Chapter 17: Infrared Physics and Soft Photons21
- Chapter 18: Bound States and Nonrelativistic QED22
- Chapter 19: Precision Tests: Anomalous Magnetic Moment and Lamb Shift23
- Chapter 20: Discrete Symmetries and Spinor Observables24
- Chapter 21: External Fields and Strong-Field QED25
- Chapter 22: Anomalies and the Axial Current26
- Chapter 23: QED as an Effective Field Theory27
- Chapter 24: Mastering QED Calculations28
- Conclusion29