Quantum Electrodynamics ✔ < TRUSTED >

Beyond being a mathematical masterpiece, QED provided the blueprint for the of particle physics. It showed scientists how to combine quantum mechanics with special relativity and successfully handle "renormalization"—a mathematical technique to remove the "infinities" that previously broke earlier theories.

An electron emits or absorbs a photon at a specific place and time. Why It Matters Quantum Electrodynamics

Developed by Richard Feynman, these are visual tools used to calculate the probability of particle interactions. Lines represent particles, and "vertices" represent where they meet and exchange energy. Licensed by Google Three Basic Actions Beyond being a mathematical masterpiece, QED provided the

According to Feynman’s formulation, the entire universe of QED can be boiled down to three simple actions: A photon goes from one place and time to another. An electron goes from one place and time to another. Why It Matters Developed by Richard Feynman, these