Charm-quark

Key Stage 5

Meaning

A charm-quark (c) is a type of quark with a charge of \(+\frac{2}{3}\).

About Charm-quarks

A charm-quark is the most massive and least stable of all quarks.

Quark	Charge/e	Strangeness	Baryon Number	Lepton Number
Charm-quark	\(Q=+\frac{2}{3}\)	\(S=0\)	\(B=+\frac{1}{3}\)	\(L=0\)
Anticharm-quark	\(Q=-\frac{2}{3}\)	\(S=0\)	\(B=-\frac{1}{3}\)	\(L=0\)