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Quantum Field Theory

Key information

  • Module code:

    7CCMMS32

  • Level:

    7

  • Semester:

      Autumn

  • Credit value:

    15

Module description

Syllabus

Classical field theory: Lagrangian; Hamiltonian; symmetries; Noether's theorem. Relativistic wave equations: Klein-Gordon equation; Dirac equation; Maxwell equations. Non-Abelian gauge fields. Free field theory: quantisation of scalar, Fermion, and Maxwell fields; Fock spaces; normal ordering; time ordering; Feynman propagators. Interactions: perturbation theory; Wick’s theorem; Feynman diagrams; regularization.Cross-sections.

Prerequisites 

You are advised to have knowledge of classical mechanics, quantum mechanics, special relativity. Familiarity with linear algebra and calculus. You are advised to take 7CCMMS30 Foundations of Mathematical Physics 

Assessment details

2 hour written examination.

Semester 1 only students will be set an alternative assessment in lieu of in-person exams in January.

Full year students will complete the standard assessment.

Educational aims & objectives

To provide basic foundational material in quantum field theory.

Teaching pattern

Two hours of lectures and one hour of tutorial per week throughout the term

Subject areas

Department

Module description disclaimer

King’s College London reviews the modules offered on a regular basis to provide up-to-date, innovative and relevant programmes of study. Therefore, modules offered may change. We suggest you keep an eye on the course finder on our website for updates.

Please note that modules with a practical component will be capped due to educational requirements, which may mean that we cannot guarantee a place to all students who elect to study this module.

Please note that the module descriptions above are related to the current academic year and are subject to change.