English
Related papers

Related papers: Probing QCD with rare charmless B decays

200 papers

In this paper, we briefly review results on rare decays of $B$ mesons from the Belle experiment, based on 10.4 fb$^{-1}$ data collected on the $\Upsilon$(4S) resonance. The topics include measurements of Cabibbo suppressed decays $B \to…

High Energy Physics - Experiment · Physics 2016-11-23 Toru Iijima

Recent BABAR and Belle results on rare B decays involving photons or lepton pairs are reviewed. New preliminary limits from both experiments for B-->rho gamma and B-->omega gamma, and from BABAR for B --> K nu nu and B --> tau nu are…

High Energy Physics - Experiment · Physics 2007-05-23 A. M. Eisner

Recent progress in exclusive charmless hadronic decays of the B meson is discussed.

High Energy Physics - Phenomenology · Physics 2007-05-23 Hai-Yang Cheng

he CDF experiment at the Fermilab Tevatron p-pbar collider pioneered the exploration of charmless b-hadron decays in hadron collisions. This provided a unique, rich and highly successful program of measurements that is currently reaching…

High Energy Physics - Experiment · Physics 2019-08-13 Diego Tonelli

A review of recent results on branching fractions and time-integrated CP asymmetries of rare B_u and B_d decays to mesonic final states from BABAR, Belle and CLEO experiments is presented.

High Energy Physics - Experiment · Physics 2019-08-14 Liliana Teodorescu

Indirect searches, and in particular rare decays, have proven to be a fruitful field to search for New Physics beyond the Standard Model. While the down-quark sector (B and K) have been studied in detail, less attention was devoted to charm…

High Energy Physics - Experiment · Physics 2012-09-03 Francesco Dettori

The latest experimental results in charmless B decays are presented with a focus on CP violation measurements. These include the first observation of CP violation in B_s decays, evidence for CP violation in charmless three-body B+ decays,…

High Energy Physics - Experiment · Physics 2013-08-09 Irina Nasteva

I discuss topics of particular interest in connection with the ongoing experiments at the B factories BaBar and Belle: B-mixing, QCD effects in nonleptonic decays and rare decays.

High Energy Physics - Phenomenology · Physics 2007-05-23 Patricia Ball

We give a status report on inclusive rare B decays, highlighting recent developments and open problems. We focus on the decay modes $B \to X_{s,d} \gamma$, $ B \to X_s \ell^+\ell^-$ and $B \to X_s \nu \bar \nu$ and on their role in the…

High Energy Physics - Phenomenology · Physics 2014-11-17 Tobias Hurth

We report an analysis of charmless hadronic decays of neutral B mesons to the final state KsK+/-pi-/+, using a data sample of (465 +/- 5) x 10^6 BB-bar events collected with the BABAR detector at the Y(4S) resonance. We observe an excess of…

High Energy Physics - Experiment · Physics 2014-11-20 The BABAR Collaboration , P. del Amo Sanchez

The CLEO collaboration has studied two-body charmless hadronic decays of $B$ mesons into final states containing two pseudo-scalar mesons, or a pseudo-scalar and a vector meson. We summarize and discuss results presented during the…

High Energy Physics - Experiment · Physics 2007-05-23 Yongsheng Gao , Frank Würthwein

We report the results of a search for the rare baryonic decays $B^0 \to p\bar{p}$, $\Lambda\bar{\Lambda}$, and $B^+ \to p\bar{\Lambda}$. The analysis is based on a data set of $31.7\times 10^6 B\bar{B}$ events collected by the Belle…

High Energy Physics - Experiment · Physics 2008-11-26 K. Abe , The Belle Collaboration

We present recent results on time integrated and time dependent CP violation for charmless hadronic B decays using BABAR detector at the PEP-II B-factory.

High Energy Physics - Experiment · Physics 2019-08-14 Emanuele Di Marco

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

We present recent results of B and charm decays from the BaBar experiment. These results include searches for rare or forbidden charm decays, measurements of $|V_{ub}|$ from inclusive ${\bar B} \rightarrow X_u l {\bar \nu} $ decays,…

High Energy Physics - Experiment · Physics 2011-10-25 Fernando Palombo

The results of several studies of charmed mesons and baryons at BABAR are presented. First, searches for the rare decays D0 --> l+ l- are presented and new upper limits on these processes are established. Second, a measurement of the…

High Energy Physics - Experiment · Physics 2017-08-23 M. J. Charles

We review recent advances in the theory of strong-interaction effects and final-state interactions in hadronic weak decays of heavy mesons. In the heavy-quark limit, the amplitudes for most nonleptonic, two-body B decays can be calculated…

High Energy Physics - Phenomenology · Physics 2009-10-31 Matthias Neubert

We report a preliminary study of the branching fractions and $q^2$ distributions of exclusive charmless semileptonic B decays, using events tagged by fully reconstructing one of the $B$ mesons in a hadronic decay mode. These results are…

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

There are several exciting results for the hadronic B decays of Belle and BaBar recently. My report focuses on the ratios of branching fractions and $CP$ asymmetry for $B \to hh$ decays at Belle and BaBar where $h$ denotes $\pi$ or $K$. The…

High Energy Physics - Experiment · Physics 2019-08-12 S. -W. Lin

Using 3.3 Million $B\bar B$ pairs accumulated with the CLEO detector CLEO has measured ${\cal B}(B^0\to K^+\pi^-) = (1.5^{+ 0.5}_{-0.4}\pm 0.1\pm 0.1)\times 10^{-5}$, ${\cal B}(B^+\to K^0\pi^+) = (2.3^{+1.1}_{-1.0}\pm 0.2\pm 0.2)\times…

High Energy Physics - Experiment · Physics 2007-05-23 Frank Würthwein