Observation of the decay $\psip\rar\kstark$

BES Collaboration, M. Ablikim

Using 14 million $\psi (2S)$ events collected with the BESII detector, branching fractions of $\psip\rar\kstarkpm$ and $\kstarknn$ are determined to be: $\calB(\psip\rar\kstarkpm)=(2.9…