up quark

up quark - English

Noun

up quark (plural up quarks)

  1. (physics) A quark having a fractional electric charge of + 2 3 {\displaystyle +{\frac {2}{3}}} and a mass of about 1.5 to 4 MeV. Symbol: u {\displaystyle u}

Translations

Meaning and Definition of up quark
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