Lec. 18 - Relativistic Quantum Field Theory (winter 2022/23) · TU Dresden

Eighteenth lecture on Relativistic Quantum Field Theory (QFT 1B) as part of the masters specialization program in Theoretical/Particle Physics given by Prof. Dr. Dominik Stöckinger at TU Dresden in the winter term of 2022/23.
This lecture series is complementary to QFT 1A given in the winter term of 2019/20 :

Contents:
0:00:00 - Intro
Chapter 4: QED at lowest order
0:00:03 - Introduction to chapter 4
0:02:34 - 4.1 Definition and Gauge invariance
0:02:55 - 4.1.1 Motivation 1 - Free field consistency
0:27:08 - 4.1.2 Motivation 2 - Geometry
1:12:50 - 4.1.3 Motivation 3 - Curvature
1:56:49 - 4.1.4 Comments on equation of motion