Observing nearly invisible
Observation of the rare Bs0→μμ decay from the combined analysis of CMS and LHCb data The CMS and LHCb Collaborations have published today in Nature the first observation of the…
B0→K*μ+μ-: new analysis confirms old puzzle
Angular analysis of the B0→K*μ+μ– decay. Today at the 50th Rencontres de Moriond Electroweak, in La Thuile (Italy), the LHCb collaboration presented the result of a first full angular analysis…
Matter-antimatter trigonometry with LHCb
Precise measurement of the unitarity triangle angle β. Today at Les Rencontres de Physique de la Vallée d’Aoste, La Thuile, Italy, the LHCb collaboration presented an important result in our…
First observation of two new baryonic strange beauty particles
The LHCb collaboration submitted today a paper reporting the discovery of two new particles. The particles, known as the Ξb‘- and Ξb*-, were predicted to exist by the quark model…
φs: CP violation in the Bs system — looking for a chink in the armour of the Standard Model
Final run 1 result: φs = – 0.010 ± 0.039 rad Today, at the workshop “Implications of LHCb measurements and future prospects” at CERN, LHCb physicists have presented their final…
Combination of measurements of the CKM angle γ
Today at the International Workshop on the CKM Unitarity Triangle, CKM2014, Vienna, Austria, the LHCb collaboration has presented a combination of measurements of the CKM angle γ (in tree decays,…
Measurement of the semileptonic asymmetry, adsl
Today at the International Workshop on the CKM Unitarity Triangle, CKM2014, Vienna, Austria, the LHCb collaboration has presented the results of a measurement of the semileptonic asymmetry, adsl, related to…
First observation of a heavy flavored spin-3 particle
Today at the 15th International Conference on B-Physics at Frontier Machines at the University of Edinburgh, Beauty 2014, the LHCb collaboration has presented the results of a study of strange…
First observation of Z boson production in proton-lead collisions
Today at the 37th International Conference on High Energy Physics in Valencia, the LHCb collaboration has presented the first observation of Z boson production in proton-lead collisions at the LHC…
Unpredicted production mechanism of ϒ(3S) bottomium state
Today at the 37th International Conference on High Energy Physics in Valencia, the LHCb collaboration has presented important results on the production of beauty-anti-beauty quark pair bound states called Upsilon…