English
Related papers

Related papers: BABAR Results on B -> Xs gamma

200 papers

We present a measurement of the partial branching fractions and mass spectra of the exclusive radiative penguin processes B -> K pi pi gamma in the range m_Kpipi < 1.8 GeV/c^2. We reconstruct four final states: K+ pi- pi+ gamma, K+ pi- pi0…

High Energy Physics - Experiment · Physics 2010-03-19 B. Aubert , BABAR Collaboration

With a sample of about 227 million BB pairs recorded with the BABAR detector we perform a full angular analysis of the decay B0->phi K*0(892). Ten measurements include polarization, phases, and five CP asymmetries. We also observe the decay…

High Energy Physics - Experiment · Physics 2017-08-23 Andrei Gritsan

We report a measurement of the branching fraction of the decay B^0 --> D^{*+} D^{*-} and of the CP-odd component of its final state using the BaBar detector. With data corresponding to an integrated luminosity of 20.4 fb^{-1} collected at…

High Energy Physics - Experiment · Physics 2008-11-26 The BaBar Collaboration , B. Aubert

We report measurements of branching fractions and charge asymmetries of exclusive decays of neutral and charged B mesons into two-body final states containing a charmonium state and a light strange meson. The charmonium mesons considered…

High Energy Physics - Experiment · Physics 2008-11-26 B. Aubert , BABAR Collaboration

A largely model-independent measurement of the inclusive electron momentum spectrum and branching fraction for semileptonic decays of B mesons is presented based on data recorded at the Upsilon(4S) resonance with the BABAR detector.…

High Energy Physics - Experiment · Physics 2008-11-26 B. Aubert

In this article we will review recent BABAR measurements of Unitarity Triangle angle beta in B meson decays to charm and charmonium.

High Energy Physics - Experiment · Physics 2008-11-26 BABAR Collaboration , M. Bomben

The photon energy spectrum in inclusive weak radiative B -> X_s gamma decay is computed to order alpha_s^2 beta_0. This result is used to extract a value for the HQET parameter $\bar\Lambda$ from the average <1-2E_\gamma/m_B>, and a value…

High Energy Physics - Phenomenology · Physics 2011-05-05 Zoltan Ligeti , Michael Luke , Aneesh V. Manohar , Mark B. Wise

A search for the exclusive radiative decays B->rho(770) gamma and B^0->omega(782) gamma is performed on a sample of 84 million BB-bar events collected by the BABAR detector at the PEP-II asymmetric e^+e^- collider. No significant signal is…

High Energy Physics - Experiment · Physics 2007-05-23 The BABAR Collaboration , B. Aubert

We report several new and updated results from Belle and BABAR for rare hadronic B decays. These include many new results for B decays to eta'X and omegaX and new measurements of the longitudinal polarisation in the decays B -> rho K*.

High Energy Physics - Experiment · Physics 2019-08-14 Wolfgang Gradl

A mini-review of measurements of inclusive semileptonic $B \to X_c\ell\nu$ and radiative $B\to X_s\gamma$ decays is presented. The semileptonic $X_c$ mass moments are presented from Belle and BABAR. The inclusive $B\to X_s\gamma$ gamma…

High Energy Physics - Experiment · Physics 2010-12-01 Kyle J. Knoepfel

We present preliminary measurements of the branching fractions for charmless hadronic decays of B mesons into two-body final states with kaons, pions and a phi resonance. The measurements are based on a data sample of approximately 23…

High Energy Physics - Experiment · Physics 2007-05-23 G. Cavoto

We present a search for the radiative leptonic decays B+ -> e+ nu gamma and B+ -> mu+ nu gamma using data collected by the BABAR detector at the PEP-II B factory. We fully reconstruct the hadronic decay of one of the B mesons in Upsilon(4S)…

High Energy Physics - Experiment · Physics 2009-10-01 D. M. Lindemann

We report measurements of charmonium resonances (J/Psi, Psi(2S),Chi_c1) using about 25 fb^-1 of data collected by the BABAR detector around the Upsilon(4S) resonance. We present measurements of inclusive charmonium production of charmonium…

High Energy Physics - Experiment · Physics 2007-05-23 Vuko Brigljevic

We report branching fraction measurements for exclusive decays of charged and neutral B mesons into two-body final states containing a charmonium meson. We use a sample of 22.72 +/- 0.36 million B anti-B events collected between October…

High Energy Physics - Experiment · Physics 2010-05-28 B. Aubert

We report measurements of partial branching fractions for inclusive charmless semileptonic B decays Bbar --> Xu l nubar, and the determination of the CKM matrix element |V_{ub}|. The analysis is based on a sample of 467 million Upsilon(4S)…

High Energy Physics - Experiment · Physics 2013-05-30 The BABAR Collaboration

The search for rare B decays and direct CP violation at BABAR is described. The following measurements (based on integrated luminosities ranging from 56.4 to 81.9fb-1) are summarized: the inclusive branching fractions and direct CP…

High Energy Physics - Experiment · Physics 2007-05-23 S. Laplace

We report on analyses of $B^-$ mesons decaying into $D^{*+}\pi^-\pi^-$ and $D^+\pi^-\pi^-$ final states using 89 million $B^-$ decays collected by the BABAR detector at the PEP-II asymmetric-energy $B$ Factory. Preliminary measurements are…

High Energy Physics - Experiment · Physics 2009-09-29 B. Aubert

One of the most intriguing puzzles in hadron spectroscopy are the numerous charmonium-like states observed in the last decade, including charged states that are manifestly exotic. The $BABAR$ experiment has extensively studied those in B…

High Energy Physics - Experiment · Physics 2014-11-04 Elisabetta Prencipe

We report a first measurement of inclusive B -> X_s eta decays, where X_s is a charmless state with unit strangeness. The measurement is based on a pseudo-inclusive reconstruction technique and uses a sample of 657 x 10^6 BB-bar pairs…

High Energy Physics - Experiment · Physics 2010-11-11 Belle Collaboration , K. Nishimura , T. E. Browder , I. Adachi , H. Aihara , K. Arinstein , T. Aushev , A. M. Bakich , V. Balagura , E. Barberio , K. Belous , V. Bhardwaj , M. Bischofberger , A. Bondar , A. Bozek , M. Bracko , M. -C. Chang , Y. Chao , A. Chen , K. -F. Chen , P. Chen , B. G. Cheon , C. -C. Chiang , I. -S. Cho , Y. Choi , J. Dalseno , M. Danilov , Z. Dolezal , A. Drutskoy , S. Eidelman , N. Gabyshev , B. Golob , H. Ha , J. Haba , T. Hara , K. Hayasaka , H. Hayashii , Y. Horii , Y. Hoshi , W. -S. Hou , H. J. Hyun , T. Iijima , K. Inami , R. Itoh , M. Iwabuchi , Y. Iwasaki , N. J. Joshi , T. Julius , J. H. Kang , P. Kapusta , H. Kawai , T. Kawasaki , H. Kichimi , C. Kiesling , H. J. Kim , H. O. Kim , M. J. Kim , Y. J. Kim , K. Kinoshita , B. R. Ko , P. Kodys , S. Korpar , P. Krizan , T. Kumita , A. Kuzmin , Y. -J. Kwon , S. -H. Kyeong , J. S. Lange , M. J. Lee , S. -H. Lee , J. Li , C. Liu , Y. Liu , D. Liventsev , R. Louvot , A. Matyja , S. McOnie , K. Miyabayashi , H. Miyata , Y. Miyazaki , G. B. Mohanty , T. Mori , E. Nakano , M. Nakao , Z. Natkaniec , S. Nishida , S. Ogawa , T. Ohshima , S. L. Olsen , W. Ostrowicz , G. Pakhlova , C. W. Park , H. Park , H. K. Park , K. S. Park , R. Pestotnik , M. Petric , L. E. Piilonen , M. Rohrken , S. Ryu , H. Sahoo , Y. Sakai , O. Schneider , C. Schwanda , A. J. Schwartz , K. Senyo , O. Seon , M. E. Sevior , M. Shapkin , C. P. Shen , J. -G. Shiu , F. Simon , P. Smerkol , A. Sokolov , E. Solovieva , M. Staric , T. Sumiyoshi , S. Suzuki , Y. Teramoto , K. Trabelsi , S. Uehara , T. Uglov , Y. Unno , S. Uno , G. Varner , K. E. Varvell , K. Vervink , C. H. Wang , M. -Z. Wang , P. Wang , Y. Watanabe , J. Wicht , K. M. Williams , E. Won , Y. Yamashita , M. Yamauchi , C. C. Zhang , Z. P. Zhang , P. Zhou , V. Zhulanov , T. Zivko , A. Zupanc , O. Zyukova

We report updates on two analyses of inclusive semileptonic B decays based on a dataset of 89 million BB events recorded with the BABAR detector at the Y(4S) resonance. Events are selected by fully reconstructing the decay of one B meson…

High Energy Physics - Experiment · Physics 2019-08-14 Urs Langenegger
‹ Prev 1 4 5 6 7 8 10 Next ›