English
Related papers

Related papers: Rare B Decays and B Decay Dynamics

200 papers

I review new results on particles containing a charm or bottom quark, focusing on measurements that give insight into the dynamics of the decay process. Leptonic and semileptonic decays are the simplest modes, and they provide detailed…

High Energy Physics - Experiment · Physics 2007-05-23 Jeffrey D. Richman

Rare decays of b-hadrons provide high sensitivity to New Physics effects. Several deviations with respect to the Standard Model predictions have been observed in recent years, leading to significant tensions in global fit analyses. It is…

High Energy Physics - Experiment · Physics 2022-09-21 Carla Marin Benito

Branching fractions of B^0s decays into specific CP eigenstates are presented, and these and other results are combined in world averages to evaluate implications on the width difference between mass or CP eigenstates, \Delta\Gamma_s. New…

High Energy Physics - Experiment · Physics 2008-11-26 R. Van Kooten

We report an analysis of charmless hadronic decays of charged B mesons to the final state K+ pi0 pi0, using a data sample of 470.9 +/- 2.8 million BBbar events collected with the BaBar detector at the Upsilon(4S) resonance. We observe an…

High Energy Physics - Experiment · Physics 2010-05-21 The BABAR Collaboration , P. del Amo Sanchez

CP violating phenomena and rare decays of $B_s$ mesons offer interesting probes to test the quark-flavor sector of the Standard Model. In view of plenty of data reported in particular from the Large Hadron Collider, this topic has received…

High Energy Physics - Phenomenology · Physics 2015-06-15 Guennadi Borissov , Robert Fleischer , Marie-Hélène Schune

The measurements of rare leptonic and semi-leptonic B decays performed at the LHC, not showing any significant deviations from the Standard Model expectations, put strong constraints on new physics. A brief account of the impact of recent…

High Energy Physics - Phenomenology · Physics 2013-05-27 David M. Straub

Studies of semileptonic decays of b hadrons with the LHCb experiment are reported. In particular, measurements of the b hadron production fractions at the LHC and Bs semileptonic decays in P-wave charmed mesons are presented. An outlook of…

High Energy Physics - Experiment · Physics 2013-03-19 Concezio Bozzi

Non-leptonic charm decays provide insights into both electro-weak and strong dynamics. This includes the study of long-distance hadronic effects, the approximate symmetries of strong interactions, and precision tests of the Standard Model.…

High Energy Physics - Experiment · Physics 2010-02-16 Jonas Rademacker

I review some of the recent developments in the theoretical description of weak inclusive decays of heavy mesons. The topics cover the value of $|V_{cb}|$ as extracted from semileptonic inclusive decays and a short discussion of the…

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

Based on the CLEO II and II.5 data sets CLEO has observed several new rare and hadronic B decays and also updated the b->s+gamma measurement.

High Energy Physics - Experiment · Physics 2007-05-23 Eckhard von Toerne

Hadrons containing b-quarks represent a great opportunity to investigate the flavor sector of the Standard Model (SM) and to look for New Physics effects (NP). In this report we review the most up-to-date results on b-hadron decay rates and…

High Energy Physics - Experiment · Physics 2011-07-29 Fabrizio Ruffini

A way of circumventing the gauge and infrared problems with effective Wilson coefficients is shown. Implications of experimentally measured charmless $B$ decays are discussed.

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

We review the perturbative QCD approach study of hadronic B decays. Utilizing the constrained parameters in these well measured decay channels, we study most of the possible charmless $B_s \to PP$, $PV$ and $VV$ decay channels in the…

High Energy Physics - Phenomenology · Physics 2009-09-17 Cai-Dian Lu

We discuss the perturbative QCD approach for exclusive non-leptonic two body B-meson decays. We briefly review its ingredients and some important theoretical issues related to the factorization approach. PQCD results are compatible with…

High Energy Physics - Phenomenology · Physics 2014-11-17 Y. -Y. Keum , A. I. Sanda

We present recent results on charmless hadronic B decays using data collected by the BaBar detector at the PEP-II asymmetric-energy e+e- collider at the Stanford Linear Accelerator Center. We report measurements of branching fractions and…

High Energy Physics - Experiment · Physics 2017-08-23 J. Biesiada

The prolific field of B meson decays and CP violation is illustrated in a few examples of recent results: The measurement of the CKM unitarity angle $\beta = \phi_1$, the measurement of a significant violation of time reversal symmetry, an…

High Energy Physics - Experiment · Physics 2013-01-15 Roland Waldi

Semileptonic and nonleptonic decays of the B_c meson to charmonium and D mesons are studied in the framework of the relativistic quark model. The decay form factors are explicitly expressed through the overlap integrals of the meson wave…

High Energy Physics - Phenomenology · Physics 2011-03-23 D. Ebert , R. N. Faustov , V. O. Galkin

I give an overview of the QCD sum rule predictions for the form factors of B-meson weak decays to light hadrons (and leptons)

High Energy Physics - Phenomenology · Physics 2007-05-23 V. M. Braun

Recent advances towards a model-independent description of hadronic few-body final states, relevant for the extraction of direct CP violation from the decays of heavy mesons, are presented.

High Energy Physics - Phenomenology · Physics 2013-11-27 C. Hanhart

The recent results on the measurement of Vcb and charmless hadronic B decays from CLEO are presented.

High Energy Physics - Experiment · Physics 2007-05-23 X. Zhao