Quantum field theory (QFT) is a fundamental framework in theoretical physics that combines classical field theory, special relativity, and quantum mechanics. Various quantum field theories describe different fundamental interactions and particles in the universe. Here’s a list of some of the most notable quantum field theories: ### 1. Quantum Electrodynamics (QED) - Describes the interaction between charged particles and electromagnetic fields. - Quantum field theory of electromagnetic interactions. ### 2.
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