Amplitude analysis of $\ddot{I}ˆ(3686)\to {\hat{I}}^3{K}_S^0{K}_S^0$

BESIII Collaboration, M. Ablikim, M. N. Achasov +696

Using $(2712\pm 14)\times 10^6$ $\ddot{I}ˆ(3686)$ events collected with the BESIII detector, we perform the first amplitude analysis of the radiative decay $\ddot{I}ˆ(3686)\to {\hat{I}}^3{K}_S^0{K}_S^0$ withi…