Search for the charmonium weak decay $J/\psi \to {\bar{D}}^0{\bar{K}}^{\ast 0}+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +699

Based on a sample of $(10087\pm 44)\times 10^6$ $J/\psi$ events collected at the center-of-mass energy $\sqrt{s}$ = 3.0969 GeV with the BESIII detector, we search for the charmonium rar…