noun
Feynman diagram
A diagram used in quantum field theory to represent particle interactions.
ファインマンダイアグラムは素粒子の反応を視覚化するのに使われる。
Feynman diagrams are used to visualize elementary particle reactions.
Variant with interpunct, sometimes used for clarity.
From English 'Feynman diagram', named after physicist Richard Feynman.