Evidence for Exotic Hadron Contributions to Λ_{b}^{0} →J/ψpπ^{−} Decays

Author(s): R. Aaij et al. (LHCb Collaboration)

New results from the LHCb experiment confirm the 2015 discovery that quarks can combine into groups of five.

[Phys. Rev. Lett. 117, 082003] Published Thu Aug 18, 2016