2,078 research outputs found

    Exotic, LFV and LNV Decays at the B Factories

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    I review the latest results on exotic, lepton flavor violating (LFV) and lepton number violating (LNV) decays of the B, D mesons and the tau leptons, obtained at the two B-factory experiments, Belle and BaBar. Where appropriate, results from other experiments are also described.Comment: 8 pages, 5 figures, 2 tables, Proceedings of CKM2010, the 6th International Workshop on the CKM Unitarity Triangle, University of Warwick, UK, 6-10 September 201

    Recent CP violation results from Belle

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    We summarize recent results on an array of CP violation measurements performed by the Belle experiment using the data collected near the Y(4S) and Y(5S) resonances at the KEKB asymmetric-energy e+e- collider.Comment: 8 pages, 5 postscript figures, contributed to the Proceedings of the Rencontres de Moriond EW 2012, La Thuile, Aosta valley, Ital

    Looking for Exotica at the B Factories

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    Current experiments at the B factories, designed to perform precision measurements of matter-antimatter asymmetry in the B meson system, have a much broader physics reach especially in the sector of quarkonium spectroscopy. Here we present a minireview on the new charmonium-like states observed at the B factories including the X(3872) and Y(4260).Comment: 12 pages, 8 postscript figures, contributed to the Proceedings of the 17th DAE-BRNS High Energy Physics Symposium, IIT, Kharagpur, Indi

    CP violation and hints for new physics at the B factories

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    We report the latest results on CP violation measurements and the tantalizing hints of potential new physics effects obtained at the B factories.Comment: 10 pages, 6 postscript figures, contributed to the Proceedings of the 5th International Conference on Flavor Physics (ICFP09), Hanoi, Vietna

    New Hadron Spectroscopy with BABAR

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    We review hadron spectroscopy at BABAR with emphasis on recent results from the studies of the X(3872) state, inclusive charmonia on recoil, double charmonium production, and the broad structure observed at around 4.26 GeV/c^2. These results are preliminary, unless otherwise specified.Comment: 6 pages, 6 postscript figures, contributed to the Proceedings of Frontier Science 200

    Charmless Hadronic B Decays at BABAR

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    We report recent measurements of branching fractions and charge asymmetries of charmless hadronic B decays using the data collected with the BABAR detector at the PEP-II asymmetric energy e+e- collider.Comment: 7 pages, 4 postscript figures, 3 tables, contributed to the Proceedings of XII International Conference on Hadron Spectroscopy (HADRON07), Frascati, Ital

    Charm at Belle II - Status and Prospects

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    High-precision flavor physics measurements play a complementary role to the direct searches for new physics by CMS and ATLAS experiments at LHC. Such measurements will be performed with the Belle II detector at the upgraded KEKB accelerator (SuperKEKB) in Japan. The physics potential with emphasis on the charm sector, current status and future prospects of the Belle II experiment are presented in these proceedings.Comment: 8 pages, 3 postscript figures, to appear in the proceedings of the 6th International Workshop on Charm Physics (CHARM 2013

    Measurement of the UT angle phi_2

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    We give a status report on measurements of the angle phi_2 (alpha) of the CKM unitarity triangle (UT) and the so-called Kpi puzzle. Results presented are mostly from the two B-factory experiments, Belle and BaBar.Comment: 10 pages, 7 figures, 2 tables, Proceedings of the Ninth International Conference on Flavor Physics and CP Violation (FPCP 2011), Maale Hachamisha, Israel, May 23-27, 201

    Recent results on hot topics from Belle

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    We report a sample of recent and topical physics results based on the data recorded with the Belle detector at the KEK B-factory in Japan.Comment: 11 pages, contributed to the Proceedings of the Fifth Workshop on Theory, Phenomenology and Experiments in Flavor Physics (Capri 2014), Anacapri, Capri Island, Ital

    α(φ2) from a time-dependent analysis of B 0 → (ρπ) 0 Dalitz-plot

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    We present results of time-dependent Dalitz plot analyses of B 0 → (ρπ) 0 and the corresponding constraints on the angle α or φ2 of the CKM unitarity triangle from the B factories
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