Measurement of $\psi (3686)\to \Lambda \bar{\Lambda }\eta$ and $\psi (3686)\to \Lambda \bar{\Lambda }{\pi }^0$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +565

Based on a sample of $448.1\times 10^6\psi (3686)$ events collected with the BESIII detector, a study of $\psi (3686)\to \Lambda \bar{\Lambda }{\pi }^0$ and $\psi (3686)\to \Lambda \bar{\Lambda }\eta$ is performed. Evidence of the is…