Updated model-independent measurement of the strong-phase differences between $D^0$ and ${\bar{D}}^0\to K_{S/L}^0{\pi }^{+}{\pi }^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

The strong-phase differences between $D^0\to K_{S/L}^0{\pi }^{+}{\pi }^{-}$ and ${\bar{D}}^0\to K_{S/L}^0{\pi }^{+}{\pi }^{-}$ decays are one of the most important inputs in measuring the $CP$ violating angle…