Measurement of the CKM angle γ from a combination of LHCb resultsстатья
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Дата последнего поиска статьи во внешних источниках: 27 февраля 2017 г.
Аннотация:A combination of measurements sensitive to the CKM angle γ from LHCb is performed. The inputs are from analyses of time-integrated B++ → DK++, B00 → DK∗0∗0, B00 → DK++π−− and B++ → DK++π++π−− tree-level decays. In addition, results from a time-dependent analysis of B0ss0 → D∓ss∓ K±± decays are included. The combination yields γ = (72. 2+ 6.8− 7.3− 7.3+ 6.8 )°, where the uncertainty includes systematic effects. The 95.5% confidence level interval is determined to be γ ∈ [55.9, 85.2]°. A second combination is investigated, also including measurements from B++ → Dπ++ and B++ → Dπ++π−−π++ decays, which yields compatible results.