Quantum Field Theory by ETH

This lecture note contains the following
contents : Prerequisites, Contents, References, Classical Mechanics, Hamiltonian
Formulation, Quantum Mechanics, Quantum Mechanics and Relativity, Conventions,
Spring Lattice, Continuum Limit, Relativistic Covariance, Hamiltonian Field
Theory, Quantisation, Fock Space, Complex Scalar Field, Correlators, Sources,
Internal Symmetries, Spacetime Symmetries, Discrete Symmetries, Dirac Equation
and Clifford Algebra, Discrete Symmetries, Spin Statistics, Grassmann Numbers,
Quantisation, Complex and Real Fields, Massless Field and Chiral Symmetry,
Classical Electrodynamics, Gauge Fixing, Particle States, Casimir Energy,
Massive Vector Field, Interacting Lagrangians, Interacting Field Operators,
Perturbation Theory, Some Examples, Feynman Rules, Feynman Rules for QED,
Scattering Basics, Cross Sections and Matrix Elements, Electron Scattering, Pair
Production, Loop Contributions, Asymptotic States, Unitarity, Self Energy, Loop
Integral, Regularisation and Renormalisation, Counterterms, Vertex
Renormalisation.

**Author(s):** ETH Zurich

175 Pages