A Abulencia, J Adelman, T Affolder, T Akimoto… - Physical review …, 2006 - APS
We report the observation of B s 0-B¯ s 0 oscillations from a time-dependent measurement
of the B s 0-B¯ s 0 oscillation frequency Δ ms. Using a data sample of 1 fb-1 of pp¯ collisions …