Perturbation Theory in Path Integral Formalism

Related lectures (30)

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Covers the path integral representation of propagators for free particles and harmonic oscillators.

Explores the quantum effective action, its role in perturbation theory, and the organization of correlators in momentum space.

Presents the position space approach to banana Feynman diagrams and their differential equations.

Explores perturbation theory in the path integral formalism using Feynman diagrams and free energy expansion.

Covers recent research on singular SPDEs and their applications in quantum field theory.

Covers cross section, lifetime, quantum fluid, asymptotic states, discrete symmetries, and normal ordering in quantum field theory.

Explores the path integral formalism in quantum mechanics and its application in quantum thermodynamics.

Explores effective field theory for testing weak interactions and parity violation through forward-backward asymmetry.

Explores correlation functions, Gaussian integrals, and perturbation theory in quantum field theory.

Covers the basics of perturbative quantum field theory in Anti-de Sitter space.