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Related papers: The status of |Vub|

200 papers

We review the status of inclusive |Vub| measurements where many new results have become available recently.

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Muheim

The last two years have seen an impressive improvement in the determination of $|V_{ub}|$, especially from inclusive decays. The error on $|V_{ub}|$ measured with inclusive decays was reduced from 18% (PDG 2004) to 8% (PDG 2006). This…

High Energy Physics - Phenomenology · Physics 2008-11-26 Gil Paz

In these proceedings for CIPANP2015 we present a brief overview of the current status of the theoretical approaches used by our group for the extraction of $|V_{cb}|$ and $|V_{ub}|$ through inclusive semi-leptonic $B$ decays. We discuss the…

High Energy Physics - Phenomenology · Physics 2015-10-07 Kristopher J. Healey

We review how to determine |Vub| from inclusive semileptonic B decay using combined cuts on the leptonic and hadronic invariant masses to eliminate the b -> c background. This leads to a determination of |Vub| with theoretical uncertainty…

High Energy Physics - Phenomenology · Physics 2007-05-23 Christian W. Bauer , Zoltan Ligeti , Michael Luke

The determinations of |Vcb| and |Vub| from semileptonic B decays are reviewed with a critical discussion of the theoretical uncertainties and concentrating on recent developments. Future prospects and limitations are also discussed.

High Energy Physics - Phenomenology · Physics 2007-05-23 Zoltan Ligeti

The prospects for a precise and model independent determination of $|V_{ub}|$ from inclusive and exclusive semileptonic B decays are reviewed.

High Energy Physics - Phenomenology · Physics 2007-05-23 Zoltan Ligeti

The determination of |Vub| from inclusive semileptonic B decays is limited by uncertainties in modelling the decay distributions in b->ulnu transitions. The largest uncertainties arise from the limited knowledge of the appropriate b quark…

High Energy Physics - Experiment · Physics 2010-04-05 Robert V. Kowalewski , Sven Menke

Some theoretical results on V_ub and V_cb determinations from inclusive decays of b hadrons are highlighted.

High Energy Physics - Phenomenology · Physics 2007-05-23 Changhao Jin

The current status of the determinations of CKM matrix element |Vub| via exclusive and inclusive charmless semileptonic B decays is reviewed.

High Energy Physics - Experiment · Physics 2009-03-31 Antonio Petrella

The determination of |Vcb| and |Vub| from semileptonic B decay is reviewed with a critical discussion of the theoretical uncertainties. Future prospects and limitations are also discussed.

High Energy Physics - Phenomenology · Physics 2007-05-23 Zoltan Ligeti

Some of the recent progress in heavy quark physics is reviewed. Special attention is paid to inclusive methods for determining Vub and factorization in nonleptonic B decays. Theoretical predictions for top-antitop production near threshold…

High Energy Physics - Phenomenology · Physics 2009-11-07 Mark B. Wise

Some recent theoretical work on inclusive B decays relevant for the model independent determination of |V_{ub}| and |V_{cb}| is summarized. The theoretical predictions and their reliability for several differential decay distributions in B…

High Energy Physics - Phenomenology · Physics 2007-05-23 Zoltan Ligeti

In this talk I review the status of our ability to extract the CKM matrix elements Vub and Vcb from inclusive semileptonic decays. I focus on model independent determinations of these parameters and discuss the expected theoretical…

High Energy Physics - Phenomenology · Physics 2007-05-23 Christian W Bauer

I review currently discussed methods to determine the CKM mixing matrix element $|V_{ub}|$ from experimental data. Although the theory of inclusive decays and their spectra has entered a model-independent stage, its predictions are still…

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

We propose a model independent method to determine $|V_{ub}|$ from the energy spectrum of the charged lepton in inclusive semileptonic $B$ decays. The method includes perturbative QCD corrections as well as nonperturbative ones.

High Energy Physics - Phenomenology · Physics 2008-11-26 Boris Blok , Thomas Mannel

We review recent experimental and theoretical developments in inclusive semileptonic B -> Xc l nu decays. In particular, we discuss the determination of |Vcb| and of the heavy quark masses through fits based on the Operator Product…

High Energy Physics - Experiment · Physics 2011-02-02 Paolo Gambino , Christoph Schwanda

The present status of our knowledge of the magnitude of the quark mixing parameter Vcb is reviewed, with particular emphasis on the factors affecting experimental and theoretical errors and on prospects for a more precise determination.

High Energy Physics - Phenomenology · Physics 2007-05-23 Marina Artuso , Elisabetta Barberio

We briefly review the current status of the determination of |V_{us}| and |V_{ud}|, with particular attention to the latest experimental and theoretical developments on |V_{us}| since the first CKM Workshop.

High Energy Physics - Phenomenology · Physics 2014-11-17 Gino Isidori

The present status of the measurement of the semileptonic B decays is reviewed. Emphasis is given on the factors affecting experimental errors of the Cabibbo-Kobayashi-Masawa matrix element |Vcb | and |Vub |.

High Energy Physics - Experiment · Physics 2007-05-23 Elisabetta Barberio

The determination of $|V_{cb}|$ using inclusive and exclusive (semi-)leptonic decays exhibits a long-standing tension of varying ${\cal O}(3 \sigma)$ significance. For the inclusive determination the decay rate is expanded in $1/m_b$ using…

High Energy Physics - Phenomenology · Physics 2016-05-25 Sascha Turczyk
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