Physics · Particle Physics & Quantum Field Theory
A topic within Particle Physics & Quantum Field Theory, itself one of 13 topics in that field and part of Physics.
2 works
Richard P. Feynman
Recasts quantum electrodynamics as a sum over spacetime histories of particles, introducing the diagrams that turned an intractable calculation into a systematic one.
link checked 17 Sept 2026Andrey Grozin
Works through the Feynman-diagram machinery of QED and QCD to two loops, showing how renormalisation is actually carried out in a calculation rather than stated as a principle.
link checked 17 Sept 2026