bottom quark
التعريفات والمعاني
== English ==
=== Noun ===
bottom quark (plural bottom quarks)
(particle physics) A quark having a fractional electric charge of
−
1
3
{\displaystyle -{\frac {1}{3}}}
and a mass of about 4,100 to 4,400 MeV.Symbol:
b
{\displaystyle b}
Synonym: (dated) beauty quark
==== Coordinate terms ====
quarks: up quark · down quark · charm quark · strange quark · top quark/truth quark · bottom quark/beauty quark [edit]
==== Translations ====