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Related papers: Baryonic B Meson Decays

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We report the first observation of a b -> u type charmless baryonic B decay, B+ -> p pbar pi+, as well as b -> s type B0 -> p pbar K0 and B+ -> p pbar K*+ decays. The analysis is based on a 78fb^{-1} data sample recorded on the Upsilon(4S)…

High Energy Physics - Experiment · Physics 2019-08-14 M. -Z. Wang

The {\it BaBar} experiment has recorded the decays of more than 465$\times 10^6 B\bar{B}$ pairs since 1999, and is reaching an unprecedented precision in the measurement of hadronic B decays. The following results are presented: tests of…

High Energy Physics - Experiment · Physics 2008-10-17 Xavier Prudent

We present a new result from Belle and many new results from BABAR for rare hadronic B decays. These include measurements of decays involving baryons, a Dalitz plot analysis of the three-charged-kaon system, many new results for B decays to…

High Energy Physics - Experiment · Physics 2008-11-26 James G. Smith

I report on recent measurements from the Belle and BaBar collaborations on the decay of the B-meson to hadronic final states without a charm quark.

High Energy Physics - Experiment · Physics 2009-05-13 F. F. Wilson

We report about the studies of the decay channels B- -> D0 K-, B0 -> D*- a1+ and B0 -> Ds(*)- pi+ with a sample of 62.10^6 Upsilon(4S) decays into B meson pairs collected with the BaBar detector at the PEP II asymmetric e+ e- collider.

High Energy Physics - Experiment · Physics 2019-08-14 Patrick Robbe

We report the observation of the baryonic decay $\bar{B}^0 \to \Lambda^+_c \bar{p} K^- K^+$ using a data sample of $471 \times 10^6$ $B\bar{B}$ pairs produced in $e^+e^-$ annihilations at $\sqrt{s}=10.58 \mathrm{\,GeV}$. This data sample…

High Energy Physics - Experiment · Physics 2015-04-01 BABAR Collaboration

We have studied charmless hadronic decays of B mesons into two-body final states with kaons and pions and observe three new processes with the following branching fractions: BR(B-> pi+ pi-) = (4.3^{+1.6}_{-1.4} \pm 0.5) \times 10^{-6},…

High Energy Physics - Experiment · Physics 2012-08-27 CLEO Collaboration

We report the recent results of charmed baryon decays, based on the data collected by the Belle experiment at the KEKB collider. This includes the observation of the doubly Cabibbo-suppressed decay $\Lambda_c^+\to\pi^-K^+p$, search for the…

High Energy Physics - Experiment · Physics 2019-08-13 Bilas Pal

We present recent results from the Belle experiment on rare hadronic B meson decays. The results are based on a 78 fb^{-1} data sample and consist of branching fractions, CP asymmetries, and polarization amplitudes. The decays studied…

High Energy Physics - Experiment · Physics 2009-11-10 A. J. Schwartz

We report a search for the charmless baryonic decay $B^0\to p\bar{p}\pi^0$ with a data sample corresponding to an integrated luminosity of 711~$\rm fb^{-1}$ containing $(772\pm 10)\times 10^6$ $B^0\bar{B}^0$ pairs. The data was collected by…

High Energy Physics - Experiment · Physics 2019-06-05 Belle Collaboration , B. Pal , I. Adachi , K. Adamczyk , H. Aihara , D. M. Asner , H. Atmacan , V. Aulchenko , T. Aushev , R. Ayad , V. Babu , I. Badhrees , V. Bansal , P. Behera , C. Beleño , M. Berger , V. Bhardwaj , B. Bhuyan , T. Bilka , J. Biswal , A. Bobrov , A. Bozek , M. Bračko , T. E. Browder , M. Campajola , L. Cao , D. Červenkov , V. Chekelian , A. Chen , B. G. Cheon , K. Chilikin , K. Cho , S. -K. Choi , Y. Choi , D. Cinabro , S. Cunliffe , S. Di Carlo , Z. Doležal , T. V. Dong , D. Dossett , S. Eidelman , D. Epifanov , J. E. Fast , T. Ferber , B. G. Fulsom , R. Garg , V. Gaur , N. Gabyshev , A. Garmash , A. Giri , P. Goldenzweig , Y. Guan , J. Haba , T. Hara , K. Hayasaka , H. Hayashii , W. -S. Hou , C. -L. Hsu , T. Iijima , K. Inami , A. Ishikawa , R. Itoh , Y. Iwasaki , W. W. Jacobs , S. Jia , Y. Jin , D. Joffe , K. K. Joo , A. B. Kaliyar , G. Karyan , H. Kichimi , C. Kiesling , C. H. Kim , D. Y. Kim , K. T. Kim , S. H. Kim , K. Kinoshita , P. Kodyš , S. Korpar , D. Kotchetkov , P. Križan , R. Kroeger , P. Krokovny , R. Kulasiri , Y. -J. Kwon , J. Y. Lee , S. C. Lee , L. K. Li , Y. B. Li , L. Li Gioi , J. Libby , D. Liventsev , P. -C. Lu , T. Luo , J. MacNaughton , C. MacQueen , M. Masuda , T. Matsuda , D. Matvienko , M. Merola , K. Miyabayashi , H. Miyata , R. Mizuk , G. B. Mohanty , M. Nakao , K. J. Nath , M. Nayak , N. K. Nisar , S. Nishida , K. Nishimura , S. Ogawa , H. Ono , Y. Onuki , P. Pakhlov , G. Pakhlova , S. Pardi , S. -H. Park , S. Patra , S. Paul , T. K. Pedlar , R. Pestotnik , L. E. Piilonen , V. Popov , E. Prencipe , A. Rostomyan , G. Russo , Y. Sakai , M. Salehi , S. Sandilya , T. Sanuki , V. Savinov , O. Schneider , G. Schnell , J. Schueler , C. Schwanda , A. J. Schwartz , Y. Seino , K. Senyo , M. E. Sevior , C. P. Shen , J. -G. Shiu , F. Simon , A. Sokolov , E. Solovieva , M. Starič , Z. S. Stottler , J. F. Strube , T. Sumiyoshi , W. Sutcliffe , M. Takizawa , U. Tamponi , K. Tanida , F. Tenchini , M. Uchida , T. Uglov , S. Uno , P. Urquijo , R. Van Tonder , G. Varner , A. Vinokurova , B. Wang , C. H. Wang , M. -Z. Wang , P. Wang , M. Watanabe , S. Watanuki , E. Won , S. B. Yang , H. Ye , J. Yelton , Y. Yusa , J. Zhang , Z. P. Zhang , V. Zhilich , V. Zhukova

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

We study exclusive B decays to final states containing a charmed baryon within the pole model framework. Since the strong coupling for $\Lambda_b\bar B N$ is larger than that for $\Sigma_b \bar BN$, the two-body charmful decay…

High Energy Physics - Phenomenology · Physics 2009-11-07 Hai-Yang Cheng , Kwei-Chou Yang

We report recent results in the search for the rare B meson decays B-->rho gamma and B0-->pi0 pi0. These results are based on 56.4 1/fb collected by the BaBar Collaboration at the SLAC PEP-II e+e- B Factory. We set new 90% confidence level…

High Energy Physics - Experiment · Physics 2007-05-23 Dieter Best

With ~10fb$^{-1}$ data from Belle, the results of b to c and u decays have been represented here. Several decay modes have been studied, which include charmonium, semileptonic decay and Cabibbo-suppressed decays mode. The preliminary…

High Energy Physics - Experiment · Physics 2007-05-23 C. H. Wang

We report on recent measurements, from the BaBar and Belle experiments, of B-meson decays to purely hadronic final states that do not contain charm. The studies are based on large samples of BBbar pairs collected at the Upsilon(4S) or…

High Energy Physics - Experiment · Physics 2015-03-17 Corry L. Lee

We present a search for semileptonic B decays to the charmed baryon Lambda_c+ based on 420 fb-1 of data collected at the Upsilon(4S) resonance with the BABAR detector at the PEP-II $e^+e^-$ storage rings. By fully reconstructing the…

High Energy Physics - Experiment · Physics 2012-01-16 The BABAR Collaboration , J. P. Lees

Recent measurements of branching fractions and CP-violating partial-rate asymmetries for rare hadronic B-meson decays by the asymmetric-energy B-factory experiments, Belle and BaBar, are reviewed.

High Energy Physics - Experiment · Physics 2007-05-23 T. Tomura

The huge datasets collected at the two B factories, Belle and BaBar, have made it possible to explore the radiative penguin process b --> s gamma, the electroweak penguin process b --> s l+ l- and the suppressed radiative process b --> d…

High Energy Physics - Phenomenology · Physics 2011-02-18 Tobias Hurth , Mikihiko Nakao

We study for the first time the three-body charmless baryonic decays $\bar B^0_s\to \bar p \Lambda M^+ (p \bar \Lambda M^-)$, with $M=\pi, K$. We find that the branching ratios of $\bar B^0_s\to (\bar p \Lambda K^+$ and $p\bar \Lambda K^-)$…

High Energy Physics - Phenomenology · Physics 2017-02-09 C. Q. Geng , Y. K. Hsiao , Eduardo Rodrigues

This work presents the search for the semileptonic baryonic B decay $B^- \rightarrow \Lambda_c^+ \bar{p} \ell^- \bar{\nu}_{\ell}$. The used data comprises the complete BABAR data set of $470 \cdot 10^{6}$ $B\bar{B}$ events, collected at the…

High Energy Physics - Experiment · Physics 2015-05-19 Torsten Leddig