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Related papers: SU(3) Breaking in Charmless B Decays

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We report results of a Dalitz plot analysis of the three-body charmless B0=>K0pi+pi- decay. The analysis is performed with a data sample that contains 388 million BBbar pairs collected near the Y(4S) resonance with the Belle detector at the…

High Energy Physics - Experiment · Physics 2019-08-14 A. Garmash

Several baryons containing a heavy b-quark have been discovered. The decays of these states provide new platform for testing the standard model (SM). We study $CP$ violation in SM for charmless two-body decays of the flavor $SU(3)$…

High Energy Physics - Phenomenology · Physics 2015-09-30 Xiao-Gang He , Guan-Nan Li

We present preliminary measurements of branching fractions and CP-asymmetry parameters in two- and three-body charmless hadronic B decays. The available data sample consists of 227 million Upsilon(4S) B decays collected with the BABAR…

High Energy Physics - Experiment · Physics 2017-08-23 Markus Cristinziani

We consider charmless weak decays of beauty-baryons into decuplet baryons and pseudoscalar mesons in a general framework based on $SU(3)$-flavor decomposition of the decay amplitudes. The dynamical assumption independent $SU(3)$ analysis…

High Energy Physics - Phenomenology · Physics 2020-09-30 Shibasis Roy , Rahul Sinha , N. G. Deshpande

We present a summary of the latest measurements of branching fractions and direct CP violations in the charmless hadronic two-body B decays B -> K^+ pi^-, K^+ pi^0, K^0 pi^+ and K^0 pi^0, performed by the Belle, BABAR, CDF and CLEO…

High Energy Physics - Experiment · Physics 2011-01-05 Yuuji Unno

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 study effects of new physics beyond the Standard Model on SU(3) symmetry in charmless hadronic two body B decays. It is found that several equalities for some of the decay amplitudes, such as $A(B_d (B_u) \to \pi^+\pi^-,\pi^+ K^- (\pi^-…

High Energy Physics - Phenomenology · Physics 2014-11-17 Xiao-Gang He , Jenq-Yuan Leou , Chung-Yi wu

We report preliminary results of a Dalitz plot analysis of three-body charmless B0=>Kspi+pi- decays. The analysis is performed with a data sample that contains 386 million $B\bar{B}$ pairs collected near the Y(4S) resonance with the Belle…

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

Charmless 3-body decays of B mesons are studied in a simple model based on the factorization approach. We have identified two distinct sources of nonresonant contributions: a small contribution from the tree transition and a large source of…

High Energy Physics - Phenomenology · Physics 2008-06-19 Hai-Yang Cheng

We report measurements of charmless hadronic B^0 decays into the pi+pi-K+pi+ final state. The analysis uses a sample of 657x10^6 BBbar pairs collected with the Belle detector at the KEKB asymmetric-energy e+e- collider at the Y(4S)…

High Energy Physics - Experiment · Physics 2009-09-24 Belle Collaboration , S. -H. Kyeong , Y. -J. Kwon

We study charmless two-body baryonic B decays in a diagramatic approach. Relations on decay amplitudes are obtained. In general there are more than one tree and more than one penguin amplitudes. The number of independent amplitudes can be…

High Energy Physics - Phenomenology · Physics 2009-11-10 Chun-Khiang Chua

Using updated measurements and SU(3)-breaking form factors, we have a detailed look at the B_d -> pi^+ pi^-, B_s -> K^+ K^- and B_d -> pi^\mp K^\pm, B_s -> pi^\pm K^\mp systems. The corresponding decays are related to each other by the…

High Energy Physics - Phenomenology · Physics 2015-03-17 Robert Fleischer , Robert Knegjens

This paper is the extension of our previous work [arXiv:2108.03296] entitled Searching a systematics for nonfactorizable contributions to B hadronic decays. In order to realize the full impact of isospin analysis, and to relate decays of…

High Energy Physics - Phenomenology · Physics 2025-02-28 Maninder Kaur , R. C. Verma

Using 22.7M BBbar events collected with the BABAR detector at SLAC, we present preliminary measurements of the branching fractions for charmless hadronic decays of B mesons into two-body, quasi two-body and three-body final states with…

High Energy Physics - Experiment · Physics 2007-05-23 Marcella Bona

We consider hadronic weak decays of beauty-baryons into charmless baryons and pseudoscalar mesons in a general framework based on $SU(3)$ decomposition of the decay amplitudes. The advantage of the approach lies in the ability to perform an…

High Energy Physics - Phenomenology · Physics 2020-02-26 Shibasis Roy , Rahul Sinha , N. G. Deshpande

We study the charmless two-body decays of $B\to {\bf B}_n \overline{\bf B}_n^\prime$ with $B = ( B^+ , B^0 , B^0_s)$ and ${\bf B}_n^{(\prime)}$ the low-lying octet baryons. The factorizable amplitudes are calculated by the modified bag…

High Energy Physics - Phenomenology · Physics 2022-03-16 Xiang-Nan Jin , Chia-Wei Liu , Chao-Qiang Geng

An increasing number of experimental measurements from the BESIII, Belle, and Belle-II collaborations encourage investigations into charmed baryon two-body decay processes. By including contributions from the penguin diagrams that are…

High Energy Physics - Phenomenology · Physics 2024-09-23 Zhi-Peng Xing , Yu-Ji Shi , Jin Sun , Ye Xing

Preliminary results are presented on a search for several exclusive charmless hadronic B decays, from data collected by the BABAR detector near the Upsilon(4S) resonance. These include two-body decay modes h^{+/-}h^{-/+} three-body decay…

High Energy Physics - Experiment · Physics 2007-05-23 Theresa J. Champion

For weak decays $B_d^{0}\to \pi\pi$ and $K\bar{K}$ the effects of SU(3) breaking in coupled-channel final-state interaction effects are discussed in a Regge framework. It is shown that SU(3) breaking in the inelastic final-state transitions…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Lach

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