Study of the mass spectra of doubly heavy ${\Xi }_{Q{Q}^{\prime }}$ and ${\Omega }_{Q{Q}^{\prime }}$ baryons

Ji-Hai Pan, Ji-Si Pan

LHCb Collaboration first observed a doubly charmed baryon ${\Xi }_{cc}^{++}$ in the ${\Lambda }_c^{+}{K}^{-}{\pi }^{+}{\pi }^{+}$ decay with a mass of $3621.40\pm 0.72\pm 0.27$ MeV. In this paper, we enumer…