Observation of the decays $B^{+}\to {\Sigma }_c(2455{)}^{++}{\bar{\Xi }}_c^{\prime -}$ and $B^0\to {\Sigma }_c(2455{)}^0{\bar{\Xi }}_c^{\prime 0}$

Belle, Belle II Collaborations, : +403

We report the first observation of the decays $B^{+}\to {\Sigma }_c(2455{)}^{++}{\bar{\Xi }}_c^{\prime -}$ and $B^0\to {\Sigma }_c(2455{)}^0{\bar{\Xi }}_c^{\prime 0}$, with significances of $6.4\sigma$ a…