no code implementations • 4 Feb 2021 • C. W. Xiao, J. J. Wu, B. S. Zou
Inspired by the observation of the $P_{cs} (4459)$ state by LHCb recently, we reexamine the results of the interaction of the $J/\psi \Lambda$ channel with its coupled channels, exploiting the coupled channel unitary approach combined with heavy quark spin and local hidden gauge symmetries.
High Energy Physics - Phenomenology
