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Related papers: Evidence for B_s^0 -> Lambda_c^+ Lambda-bar pi^-

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Evidence is presented for the baryonic $B$ meson decay $\bar{B}\rightarrow D^0 \Lambda \bar{\Lambda}$ based on a data sample of $471 \times 10^6$ $B\bar{B}$ pairs collected with the {\it BABAR} detector at the PEP2 asymmetric $e^+e^-$…

High Energy Physics - Experiment · Physics 2014-06-11 The BABAR Collaboration , J. P. Lees , others

We report the first observation of the radiative hyperonic B decay B+ -> p Lambdabar gamma, using a 140 fb^{-1} data sample recorded on the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric energy e+e- collider. The…

High Energy Physics - Experiment · Physics 2019-08-14 Y. J. Lee , M. -Z. Wang

We report the observation of the decay $B^{\pm} \to \phi \phi K^{\pm}$ and find evidence for $B^{0} \to \phi \phi K^{0}$. These results are based on a 414 fb$^{-1}$ data sample that contains $449 \times 10^6$ $B\bar{B}$ pairs, collected…

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

We report the first observation of the radiative hyperonic B decay B+ -> proton Lambdabar gamma, using a 140 fb-1 data sample recorded on the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric energy e+e- collider. The…

High Energy Physics - Experiment · Physics 2019-08-14 K. Abe

We report the first observation of $B_s^0\to J/\psi f_0(980)$ and first evidence for $B_s^0\to J/\psi f_0(1370)$, which are CP eigenstate decay modes. These results are obtained from $121.4\;\mathrm{fb}^{-1}$ of data collected at the…

High Energy Physics - Experiment · Physics 2019-08-13 Jin Li

We analyze the decay B0 -> K0s pi+ pi- using a sample of 232 million Upsilon(4S) -> BB decays collected with the BaBar detector at the SLAC PEP-II asymmetric-energy B factory. A maximum likelihood fit finds the following branching…

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

We report the results of a study of neutral B meson decays to the D^0 pi+ pi- final state, where the D^0 is fully reconstructed. The results are obtained from an event sample containing 388 million BB-bar -meson pairs collected in the Belle…

High Energy Physics - Experiment · Physics 2008-11-26 The Belle Collaboration , A. Kuzmin

We present a measurement of the branching fraction for the decay B^0->a1+(1260)pi- with a1+->pi+pi+pi- using a data sample containing 535x10^6 BBbar pairs collected with the Belle detector at the KEKB asymmetric-energy e+e- collider…

High Energy Physics - Experiment · Physics 2007-07-09 The Belle Collaboration , K. Abe

We report the first observation of the exclusive decay process B->J/psi K1(1270) using a sample of 11.2M BBbar meson pairs collected in the Belle detector at the KEKB asymmetric e+e- collider. We measure branching fractions of Bf(B0 ->…

High Energy Physics - Experiment · Physics 2010-05-28 K. Abe , Belle Collaboration

We have measured the process B+- --> (K*+- --> K+- pi0) pi0 based on 232 million Y(4S) --> BBbar decays collected with the BaBar detector at the PEP-II asymmetric-energy B Factory at SLAC. From a signal yield of 89 +- 26 events we obtain…

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

We report studies of $B^0 \to \pi^+ \pi^- \pi^0$, using $78 {\rm fb}^{-1}$ of data collected at the $\Upsilon(4S)$ resonance with the Belle detector at the KEKB asymmetric $e^+e^-$ storage ring. We measure the branching fraction for $B^0…

High Energy Physics - Experiment · Physics 2007-05-23 K. Abe

We report an improved measurement of the branching fraction for B0bar -> DsJ*(2317)+ K- and present evidence of the B0bar -> DsJ(2460)+ K- decay. These results are obtained from a data sample containing 386 million BBbar pairs that was…

High Energy Physics - Experiment · Physics 2019-08-14 K. Abe

We report the first observation of $B^0 \to D_s^+ \pi^-$ and an improved measurement of ${\bar B^0} \to D_s^+K^-$ based on $274 \times 10^6$ $B{\bar B}$ events collected with the Belle detector at KEKB. We measure the branching fractions…

High Energy Physics - Experiment · Physics 2019-08-14 K. Abe

We report a measurement of the exclusive $B^+$ meson decay to the final state $D_s^- K^+\pi^+$ using $520 \times 10^{6} B\bar{B}$ pairs collected near the $\Upsilon(4S)$ resonance, with the Belle detector at the KEKB asymmetric-energy…

High Energy Physics - Experiment · Physics 2007-08-22 The Belle Collaboration , K. Abe

The large data sample recorded with the Belle detector at the Y(5S) energy provides a unique opportunity to study the poorly-known Bs0 meson. Several analyses, made with a data sample representing an integrated luminosity of 23.6 /fb, are…

High Energy Physics - Experiment · Physics 2019-08-13 Remi Louvot

We present measurements of the Cabibbo-suppressed decays Lambda_c^+ --> Lambda0 K+ and Lambda_c^+ --> Sigma0 K+ (both first observations), Lambda_c^+ --> Sigma+ K+ pi- (seen with large statistics for the first time), Lambda_c^+ --> p K+ K-…

High Energy Physics - Experiment · Physics 2010-03-26 Belle Collaboration , K. Abe

Recent results obtained using the data sample collected on the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-energy e^+ e^- collider and the Babar detector at the PEP-II asymmetric-energy e^+ e^- collider are…

High Energy Physics - Experiment · Physics 2009-06-02 Y. W. Chang

We search for the charmless B^0 decay with final state particles p Lambdabar pi^- gamma using the full data sample that contains 772 * 10^6 B Bar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB…

High Energy Physics - Experiment · Physics 2015-06-18 Y. -T. Lai , M. -Z. Wang , I. Adachi , H. Aihara , D. M. Asner , V. Aulchenko , T. Aushev , A. M. Bakich , A. Bala , B. Bhuyan , A. Bobrov , A. Bozek , M. Bračko , T. E. Browder , P. Chang , V. Chekelian , A. Chen , P. Chen , B. G. Cheon , I. -S. Cho , K. Cho , V. Chobanova , S. -K. Choi , Y. Choi , D. Cinabro , J. Dalseno , Z. Doležal , A. Drutskoy , S. Eidelman , H. Farhat , J. E. Fast , T. Ferber , A. Frey , V. Gaur , S. Ganguly , R. Gillard , Y. M. Goh , B. Golob , J. Haba , H. Hayashii , Y. Hoshi , W. -S. Hou , Y. B. Hsiung , T. Iijima , A. Ishikawa , R. Itoh , Y. Iwasaki , T. Iwashita , I. Jaegle , T. Julius , J. H. Kang , E. Kato , T. Kawasaki , C. Kiesling , H. O. Kim , J. H. Kim , M. J. Kim , Y. J. Kim , J. Klucar , B. R. Ko , P. Kodyš , S. Korpar , P. Križan , P. Krokovny , T. Kuhr , T. Kumita , Y. -J. Kwon , J. S. Lange , S. -H. Lee , J. Li , J. Libby , Y. Liu , P. Lukin , D. Matvienko , H. Miyata , R. Mizuk , A. Moll , R. Mussa , E. Nakano , M. Nakao , M. Nayak , C. Ng , N. K. Nisar , S. Nishida , O. Nitoh , S. Ogawa , Y. Onuki , H. Ozaki , G. Pakhlova , C. W. Park , H. Park , T. K. Pedlar , R. Pestotnik , M. Petrič , L. E. Piilonen , M. Ritter , M. Röhrken , A. Rostomyan , S. Ryu , H. Sahoo , T. Saito , Y. Sakai , S. Sandilya , D. Santel , L. Santelj , T. Sanuki , Y. Sato , O. Schneider , G. Schnell , C. Schwanda , D. Semmler , K. Senyo , M. Shapkin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , B. Shwartz , A. Sibidanov , Y. -S. Sohn , E. Solovieva , S. Stanič , M. Starič , M. Steder , T. Sumiyoshi , U. Tamponi , K. Tanida , Y. Teramoto , M. Uchida , S. Uehara , T. Uglov , Y. Unno , S. Uno , P. Urquijo , S. E. Vahsen , C. Van Hulse , P. Vanhoefer , G. Varner , A. Vossen , M. N. Wagner , C. H. Wang , P. Wang , Y. Watanabe , K. M. Williams , E. Won , J. Yamaoka , Y. Yamashita , S. Yashchenko , Z. P. Zhang , V. Zhilich , V. Zhulanov , A. Zupanc

We study the charmless baryonic three-body decays of B mesons: B+ to p Lambdabar gamma, B+ to p Lambdabar pi0 and B0 to p Lambdabar pi-. The partial branching fractions as a function of the baryon-antibaryon mass and the polar angle…

High Energy Physics - Experiment · Physics 2019-08-12 M. -Z. Wang , Y. -J. Lee

We report the observation of the decay mode B -> phi phi K based on an analysis of 78 fb^{-1} of data collected with the Belle detector at KEKB. This is the first example of a b -> s sbar s sbar s transition. The branching fraction for this…

High Energy Physics - Experiment · Physics 2009-02-19 H. -C. Huang