Evidence for $B^{+}\to h_c{K}^{+}$ and observation of ${\eta }_c(2S)\to p\bar{p}{\pi }^{+}{\pi }^{-}$

Belle Collaboration, K. Chilikin, I. Adachi +173

A search for the decays $B^{+}\to h_c{K}^{+}$ and $B^0\to h_c{K}_S^0$ is performed. Evidence for the decay $B^{+}\to h_c{K}^{+}$ is found; its significance is $4.8σ…