“Grand Unification” of data taking
End of data taking for 2017. The 2017 data taking period ended this Sunday. Towards the end of the 2017…
Implications of LHCb measurements
This week LHCb physicists met with the theory community in the 7th yearly workshop “Implications of LHCb measurements and future…
First xenon-xenon collisions at the LHC
Yesterday evening the first xenon-xenon ion collisions took place at LHC and the run lasted for seven hours. The left…
New avenue to precision mass measurements of the χc1 and χc2 mesons
[m(χc1) = 3510.71±0.04±0.09 MeV; m(χc2) = 3556.10±0.06±0.11 MeV] [m(χc2) – m(χc1) = 45.39±0.07±0.03 MeV] [Γ(χc2) = 2.10±0.20±0.02 MeV] Today, at…
First test of lepton universality using charmed-beauty meson decays
Measurement of R(J/ψ): the ratio of branching fractions between Bc+→J/ψτ+ντ and Bc+→J/ψμ+νμ using τ+→ μ+νμ ντ decays. [R(J/ψ) = 0.71±0.17±0.18]…
6 fb-1 : celebrating “Jeûne genevois”
The LHCb collaboration has reached a symbolic milestone this morning, announcing that the experiment has recorded a luminosity of 6…
Several new results presented at the EPS-HEP conference.
The LHCb collaboration presented new results in 32 talks given by LHCb speakers at the EPS Conference on High Energy…
Observation of an exceptionally charming particle
[ 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,…
Hélène Langevin-Joliot visited the LHCb detector cavern
Hélène Langevin-Joliot visited today the LHCb detector cavern during a short LHC Technical Stop (left image). She is the Emeritus…
Giovanni Passaleva and Chris Parkes – new management for the LHCb Collaboration
Giovanni Passaleva from the Istituto Nazionale di Fisica Nucleare in Firenze begins today his 3-year tenure as LHCb spokesperson. He…