The masses of $P_c^{\ast }(4380)$ and $P_c^{\ast }(4450)$ in the quasi particle diquark model

R. Ghosh, A. Bhattacharya, B. Chakrabarti

The masses of the recently reported by LHCb two pentaquark charmonium states $P_c^{\ast }(4380)$ and $P_c^{\ast }(4450)$ which are supposed to have the configuration $(uudc\overline{c}…