MIT 8.323 Relativistic Quantum Field Theory I, Spring 2023 - Lecture 3: Why Quantum Field Theory

MIT 8.323 Relativistic Quantum Field Theory I, Spring 2023 Instructor: Hong Liu View the complete course: https://ocw.mit.edu/courses/8-323-relativistic-quantum-field-theory-i-spring-2023/ YouTube Playlist: https://www.youtube.com/playlist?list=PLUl4u3cNGP61AV6bhf4mB3tCyWQrI_uU5 Inadequacy of relativistic quantum mechanics, unification of quantum mechanics with special relativity requires quantum field theory, field theory as a continuum description of discrete systems, review of quantization of harmonic oscillator in the Heisenberg picture License: Creative Commons BY-NC-SA More information at https://ocw.mit.edu/terms More courses at https://ocw.mit.edu We encourage constructive comments and discussion on OCW’s YouTube and other social media channels. Personal attacks, hate speech, trolling, and inappropriate comments are not allowed and may be removed. More details at https://ocw.mit.edu/comments.