Observation of a ${\Lambda }_b^0-{\overline{\Lambda }}_b^0$ production asymmetry in proton-proton collisions at $\sqrt{s}=7\text{ and }8\text{TeV}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +973

This article presents differential measurements of the asymmetry between ${\Lambda }_b^0$ and ${\overline{\Lambda }}_b^0$ baryon production rates in proton-proton collisions at centre-of-mass energies…