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Related papers: Inclusive Semileptonic B Decays at BABAR

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We report a measurement of the inclusive charmless semileptonic branching fraction of B mesons in a sample of 89 million BBbar events recorded with the BABAR detector at the Y(4S) resonance. Events are selected by fully reconstructing the…

High Energy Physics - Experiment · Physics 2008-11-26 B. Aubert

We report two novel determinations of |Vub| with reduced model dependence, based on measurements of the mass distribution of the hadronic system in semileptonic B decays. Events are selected by fully reconstructing the decay of one B meson…

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

A measurement of the first four moments of the hadronic mass distribution in B->Xc lv decays is presented for minimum lepton momenta varying between 0.9 and 1.6 GeV, using data recorded with the BaBar detector. Furthermore, a measurement of…

High Energy Physics - Experiment · Physics 2007-05-23 H. U. Flaecher

A measurement of inclusive semileptonic branching fractions of b hadrons produced in Z decays is presented. An enriched Z -> bbbar sample is obtained with a lifetime flavour-tagging technique. The leptonic events are then selected from this…

High Energy Physics - Experiment · Physics 2008-11-07 The OPAL Collaboration , G. Abbiendi et al

We present a measurement of moments of the inclusive hadronic-mass and -energy spectrum in semileptonic $\bar{B} \to X_{c} \ell^{-} \bar{\nu}$ decays. This study is based on a sample of 232 million $\Upsilon(4S) \to B\bar{B}$ decays…

High Energy Physics - Experiment · Physics 2007-07-19 The BABAR Collaboration , B. Aubert

We present results on semileptonic B decays obtained with the BABAR detector. The large data set accumulated at the PEP-II asymmetric-energy B-Factory allows a new measurement technique, where the hadronic decay of one B meson is fully…

High Energy Physics - Experiment · Physics 2010-11-23 Urs Langenegger

Charmless semileptonic decays, ${\bar{B}} \to X_u \ell \bar{\nu}$, are studied in a sample of 232 million $B\bar{B}$ decays recorded with the BaBar detector, in events where the decay of the second $B$ meson is fully reconstructed.…

High Energy Physics - Experiment · Physics 2016-08-31 B. Aubert , BABAR Collaboration

Presented are selected results of semileptonic B decays at BaBar. Two measurements of the Cabibbo-Kobayashi-Maskawa matrix element $|V_{cb}|$ are reported. One using moments of the hadronic-mass spectrum in inclusive $\bar{B} \to X_{c}…

High Energy Physics - Experiment · Physics 2019-08-13 M. Sigamani

We present measurements of the inclusive semileptonic branching fractions of charged and neutral B mesons using 20.6 fb-1 of data measured at the Upsilon(4S) with the BABAR detector. Events are tagged with a fully reconstructed hadronic…

High Energy Physics - Experiment · Physics 2019-08-14 Urs Langenegger

We report studies of semileptonic decays, B --> X_c l nu, based on a sample of 88 million BB events recorded with the BABAR detector. We have measured four moments of the electron energy distribution and four moments of the hadronic mass…

High Energy Physics - Experiment · Physics 2017-08-23 Vera G. Luth

Based on 88 million Y(4S)->BB decays collected by the BaBar experiment at the PEP-II asymmetric-energy B factory at SLAC, we report preliminary results of four analyses which study in semileptonic charmless B decays, B->Xulnu and measure…

High Energy Physics - Experiment · Physics 2009-09-29 The BABAR Collaboration , B. Aubert

We report measurements of partial branching fractions for inclusive charmless semileptonic B decays Bbar --> Xu l nubar, and the determination of the CKM matrix element |V_{ub}|. The analysis is based on a sample of 467 million Upsilon(4S)…

High Energy Physics - Experiment · Physics 2013-05-30 The BABAR Collaboration

We report a preliminary measurement of the first and second moments of the hadronic mass distributions in B --> X_c lv decays. The measurements are based on Upsilon (4S) --> BBbar events where the hadronic decay of one of the B mesons is…

High Energy Physics - Experiment · Physics 2007-05-23 B. Aubert

We present results for the moments of observed spectra in inclusive semileptonic B-meson decays to charm hadrons Bbar --> X_c l- nubar. Moments of the hadronic-mass and the combined mass-and-energy spectra for different minimum electron or…

High Energy Physics - Experiment · Physics 2010-04-12 The BABAR Collaboration , B. Aubert

We report a measurement of the first four moments of the hadronic mass distribution in B --> X_c lv decays. The measurements are based on 89 million Upsilon(4S) --> BBbar events where the hadronic decay of one of the B mesons is fully…

High Energy Physics - Experiment · Physics 2019-08-14 B. Aubert

We measure partial branching fractions for the inclusive charmless semileptonic decay of $\Bxulnu$, and present determinations of the CKM matrix element $\Vub$. This analysis is based on a sample of 467 million $\FourS$ decays into $\BB$…

High Energy Physics - Experiment · Physics 2019-08-13 M. Sigamani

Moments of the hadronic invariant mass and of the lepton energy spectra in semileptonic B decays have been determined with the data recorded by the DELPHI detector at LEP. From measurements of the inclusive b-hadron semileptonic decays, and…

High Energy Physics - Experiment · Physics 2008-11-26 The DELPHI Collaboration , J. Abdallah

We report measurements of the first and second moments of the hadronic invariant mass squared distribution, <M^2_X> and <(M^2_X-<M^2_X>)^2>, in B -> X_c l nu decays for minimum lepton momenta ranging from 0.7 to 1.5 GeV/c in the B meson…

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

We report a measurement of the first and second moment of the hadronic mass distribution M_X in B -> X_c l nu decays for lepton threshold momenta ranging from 0.9 to 1.6 GeV/c in the center of mass frame. The measurement uses B Bbar events…

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

We present partial branching fractions for inclusive charmless semileptonic B decays Bbar --> X_u ell nubar, and the determination of the CKM matrix element |V_{ub}|. The analysis is based on a sample of 383 million Y(4S) decays into B Bbar…

High Energy Physics - Experiment · Physics 2010-04-12 The BABAR Collaboration , B. Aubert et al
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