Measurement of branching fractions of ${\Lambda }_c^{+}$ decays to ${\Sigma }^{+}\eta$ and ${\Sigma }^{+}{\eta }^{\prime }$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

By analyzing $e^{+}{e}^{-}$ collision data taken at center-of-mass energies $\sqrt{s}$ between 4.600 and 4.699 GeV with the BESIII detector at the BEPCII collider, corresponding to an in…