Search for ${\eta }_c^{\prime }$ decays into vector meson pairs

The BESIII Collaboration

The processes $\etacpto ρ^{0}ρ^{0}$, $K^{\ast 0}{\bar{K}}^{\ast 0}$, and $\varphi \varphi$ are searched for using a sample of $1.06\times 10^8$ $\psip$ events collected with the BESIII detector at the B…