Search for the semi-muonic charmonium decay $J/\psi \to D^{-}{\mu }^{+}{\nu }_{\mu }+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

Using $(10087\pm 44)\times 10^6$ $J/\psi$ events collected with the BESIII detector at the BEPCII $e^{+}{e}^{-}$ storage ring at the center-of-mass energy of $\sqrt{s}=3.097\mathrm{GeV}$, we p…