papers

Publications (17)

hep-ex2012

Branching fraction and form-factor shape measurements of exclusive charmless semileptonic B decays, and determination of |V_{ub}|

BABAR Collaboration, J. P. Lees, V. Poireau +361

We report the results of a study of the exclusive charmless semileptonic decays, B^0 --> pi^- l^+ nu, B^+ --> pi^0 l^+ nu, B^+ --> omega l^+ nu, B^+ --> eta l^+ nu and B^+ --> eta^…

hep-ex2012

Initial-State Radiation Measurement of the e+e- -> pi+pi-pi+pi- Cross Section

J. P. Lees, V. Poireau, V. Tisserand +383

We study the process e+e- -> pi+pi-pi+pi-gamma, with a photon emitted from the initial-state electron or positron, using 454.3 fb^-1 of data collected with the BABAR detector at SL…

hep-ex2011

Averages of b-hadron, c-hadron, and tau-lepton Properties

The Heavy Flavor Averaging Group, D. Asner, Sw. Banerjee +36

This article reports world averages for measurements of b-hadron, c-hadron, and tau-lepton properties obtained by the Heavy Flavor Averaging Group (HFAG) using results available at…

hep-ex2011

Search for hadronic decays of a light Higgs boson in the radiative decay Upsilon --> gamma A0

The BABAR Collaboration, J. P. Lees, V. Poireau +385

We search for hadronic decays of a light Higgs boson (A0) produced in radiative decays of an Upsilon(2S) or Upsilon(3S) meson, Upsilon --> gamma A0. The data have been recorded by…

hep-ex2014

Evidence for the decay B0 --> omega omega and search for B0 --> omega phi

The BABAR Collaboration, J. P. Lees, V. Poireau +333

We describe searches for B meson decays to the charmless vector-vector final states omega omega and omega phi with 471 x 10^6 B Bbar pairs produced in e+ e- annihilation at sqrt(s)…

hep-ex2013

Observation of Time Reversal Violation in the B0 Meson System

The BABAR Collaboration, J. P. Lees, V. Poireau +364

Although CP violation in the B meson system has been well established by the B factories, there has been no direct observation of time reversal violation. The decays of entangled n…

hep-ex2011

Evidence for the h_b(1P) meson in the decay Upsilon(3S) --> pi0 h_b(1P)

The BABAR Collaboration, J. P. Lees, V. Poireau +406

Using a sample of 122 million Upsilon(3S) events recorded with the BaBar detector at the PEP-II asymmetric-energy e+e- collider at SLAC, we search for the spin-singlet pa…

hep-ex2013

Search for direct CP-violation in singly-Cabibbo suppressed D+- --> K+ K- pi+- decays

BaBar Collaboration, J. P. Lees, V. Poireau +359

We report on a search for direct CP asymmetry in the singly Cabibbo-suppressed decay D+- --> K+ K- pi+- using a data sample of 476 fb-1 accumulated with the BaBar detector running…

hep-ex2015

First Observation of CP Violation in B0->D(*)CP h0 Decays by a Combined Time-Dependent Analysis of BaBar and Belle Data

The BaBar, Belle Collaborations, : +471

We report a measurement of the time-dependent CP asymmetry of B0->D(*)CP h0 decays, where the light neutral hadron h0 is a pi0, eta or omega meson, and the neutral D meson is recon…

hep-ex2009

Averages of b-hadron and c-hadron Properties at the End of 2007

E. Barberio, R. Bernhard, S. Blyth +31

This article reports world averages for measurements of b-hadron and c-hadron properties obtained by the Heavy Flavor Averaging Group (HFAG) using the results available at the end…

hep-ex2012

A Measurement of the Semileptonic Branching Fraction of the B_s Meson

The BaBar Collaboration, J. P. Lees, V. Poireau +383

We report a measurement of the inclusive semileptonic branching fraction of the B_s meson using data collected with the BaBar detector in the center-of-mass (CM) energy region abov…

hep-ex2013

Averages of b-hadron, c-hadron, and tau-lepton properties as of early 2012

Heavy Flavor Averaging Group, Y. Amhis, Sw. Banerjee +40

This article reports world averages of measurements of b-hadron, c-hadron, and tau-lepton properties obtained by the Heavy Flavor Averaging Group (HFAG) using results available thr…

hep-ph2020

Challenges in Semileptonic B Decays

P. Gambino, A. S. Kronfeld, M. Rotondo +22

Two of the elements of the Cabibbo-Kobayashi-Maskawa quark mixing matrix, and , are extracted from semileptonic B decays. The results of the B factories, analy…

hep-ex2006

Averages of b-hadron Properties at the End of 2005

Heavy Flavor Averaging Group, E. Barberio, I. Bizjak +26

This article reports world averages for measurements on b-hadron properties obtained by the Heavy Flavor Averaging Group (HFAG) using the available results as of at the end of 2005…

hep-ex2011

Study of radiative bottomonium transitions using converted photons

The BABAR Collaboration, J. P. Lees, V. Poireau +388

We use 111+/-1 million Upsilon(3S) and 89+/-1 million Upsilon(2S) events recorded by the BaBar detector at the PEP-II B-factory at SLAC to perform a study of radiative transitions…

hep-ex2013

Study of the decay and its intermediate states

The Babar Collaboration, J. P. Lees, V. Poireau +351

We study the decay , reconstructing the Λ_{c}^{+} baryon in the mode, using a data sample of $467\times 10^{6}…

hep-ex2011

Observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K-

The BABAR Collaboration, J. P. Lees, V. Poireau +384

We report the observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K- with a significance larger than 7 standard deviations based on 471x10^6$ BBbar pairs collected…