Description of the newly observed ${\Xi }_c^0$ states as molecular states

HongQiang Zhu, NaNa Ma, Yin Huang

Very recently, three new structures ${\Xi }_c(2923{)}^0$, $\Xi (2938{)}^0$, and $\Xi (2964{)}^0$ at the invariant mass spectrum of ${\Lambda }_c^{+}{K}^{-}$ observed by the LHCb Collaboration triggers a hot d…