Updated measurement of $CP$ violation and polarisation in $B_s^0\to J/\psi \overline{K}{}^{\ast }(892{)}^0$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1169

A time-integrated angular analysis of the decay $B_s^0\to J/\psi \overline{K}{}^{\ast }(892{)}^0$, with $J/\psi \to {\mu }^{+}{\mu }^{-}$ and $\overline{K}{}^{*}\kern-1pt(892)…