qed

However, Feynman's influence extends beyond QED.

Feynman's work on QED earned him a share of the 1965 Nobel Prize in Physics.

The theory must be wrong, QED.

Feynman's most acclaimed contribution to physics is his work on QED, a quantum field theory that describes how light and matter interact.

In sum, Richard Feynman's contributions to QED, his innovative teaching methods, and his visionary insights into new fields of exploration have profoundly influenced modern physics.

His work in quantum electrodynamics (QED) and his innovative approaches to teaching and problem-solving have left a lasting impression on modern physics, inspiring and guiding successive generations of scientists.

At a time when QED was known for its complex mathematics and seemingly endless calculations, Feynman introduced a novel visual tool to simplify these processes - the Feynman diagrams.