Tag: charm

The International Conference on High Energy Physics, ICHEP 2022, ended today in Bologna (Italy). At this conference, the LHCb collaboration reported a new measurement of the CP-violating asymmetry, ACP, in…

yCP – yCPKπ = (6.96±0.26±0.13)x10-3 Today, the LHCb Collaboration submitted for publication a paper that reports the results of the high precision measurement of the charm oscillation (mixing) parameter yCP…

An important milestone in the history of particle physics. [ ΔACP = (-0.154±0.029)% ] The LHCb collaboration has just presented at the Rencontres de Moriond EW and in a special…

… and study of near-threshold D0D0 spectroscopy. [mX(3842) = 3842.72±0.16±0.12 MeV/c2; ΓX(3842) = 2.79±0.51±0.35 MeV ] This week the LHCb Collaboration announced the discovery of a new particle made of…

[ m(Ξcc++) = 3621.40±0.72±0.27±0.14 MeV/c2 ] Today, at the EPS Conference on High Energy Physics, EPS-HEP 2017, in Venice, Italy, the LHCb collaboration presented the first observation of a doubly…

The LHCb collaboration presented many new interesting results at the VIIIth International Workshop on Charm Physics (Charm 2016) which took place in Bologna. In particular, precise measurements on the difference…

[ x’2 = (5.5 ± 4.9)x10-5 ; y’ = (4.8 ± 1.0)x10-3 ][ AΓ(KK) = (-0.35 ± 0.62 ± 0.12)x10-3 AΓ(ππ) = (0.33 ± 1.06 ± 0.14)x10-3 ] The LHCb…

[ ΔACP = (−0.34 ± 0.15 ± 0.10 )%, pion tagged ][ ΔACP = (+0.49 ± 0.30 ± 0.14)%, muon tagged ] The LHCb Collaboration presented today at the Rencontres…