Observation of $h_1(1380)$ in the $J/\psi \to {\eta }^{\prime }K\bar{K}\pi$ Decay

M. Ablikim, M. N. Achasov, S. Ahmed +433

Using $1.31\times 10^9$ $J/\psi$ events collected by the BESIII detector at the BEPCII $e^{+}{e}^{-}$ collider, we report the first observation of the $h_1(1380)$ in $J/ψ\to η^{\prime} h_1…