Ds meson
= Ds meson
{c}
{title2=$D_s^+=c\bar s$}
{wiki=D_s_meson}
A charmed strange <meson>. Its ground-state charged particle has valence content $c\bar s$ and spin-parity $0^-$. Its <antiparticle> has the conjugate valence content. Nonleptonic decays are governed by <weak charged currents> and hadronic transition matrix elements.