noun
charm quark; c quark
Technical term in particle physics; one of the six flavors of quarks.
チャームクォークは、1974年に発見された。
The charm quark was discovered in 1974.
J/ψ中間子はチャームクォークと反チャームクォークからなる。
The J/ψ meson consists of a charm quark and an anti-charm quark.
Top quark; the heaviest quark, much more massive than the charm quark.
Bottom quark; heavier than charm, part of the third generation.
From English 'charm quark'; the term 'charm' was introduced by Sheldon Glashow and James Bjorken in 1964.