Measurement of CP violation in $B^0\to \psi (\to {\ell }^{+}{\ell }^{-})K_S^0(\to {\pi }^{+}{\pi }^{-})$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1085

A measurement of time-dependent CP violation in the decays of $B^0$ and ${\overline{B}}^0$ mesons to the final states $J/\psi (\to {\mu }^{+}{\mu }^{-})K_S^0$, $\psi (2S)(\to {\mu }^{+}{\mu }^{-})K_S^0$ and $J/ψ(\to e^+e…