R. Sobie

activity

20052015

most citedMeasurement of an Excess of B -> D(*) Tau Nu Decays and Implications for Charged Higgs Bosons

728 citations · 1.6k across the 25 of their papers we have counts for

collaborators

25 papers

hep-ex2015★ 59 cited

Measurement of Angular Asymmetries in the Decays B->K*l+l-

Babar Collaboration

We study the lepton forward-backward asymmetry AFB and the longitudinal K* polarization FL, as well as an observable P2 derived from them, in the rare decays B->K*l+l-, where l+l-…

hep-ex2015★ 18 cited

Observation of $B \to D^{(*)} π^{+} π^{-} ℓ^{-} ν$ decays in $e^{+} e^{-}$ collisions at the $Υ (4 S)$ resonance

The BABAR Collaboration

We report on measurements of the decays of $B$ mesons into the semileptonic final states $B \to D^{(*)} π^{+} π^{-} ℓ^{-} ν$ , where $D^{(*)}$ represents a…

hep-ex2015★ 34 cited

Collins asymmetries in inclusive charged $K K$ and $K π$ pairs produced in $e^{+} e^{-}$ annihilation

B. Aubert, others

We present measurements of Collins asymmetries in the inclusive process $e^{+} e^{-} \to h_{1} h_{2} X$ , $h_{1} h_{2} = K K, K π, π π$ , at the center-of-mass energy of 10.6 GeV, using a d…

hep-ex2015★ 3 cited

Search for CP violation In B0-B0bar mixing using partial reconstruction of B0bar -> D*+Xl-nubar and kaon tagging

The BABAR Collaboration

We describe in detail a previously published measurement of CP violation induced by B0-anti B0 oscillations, based on an integrated luminosity of 425.7 fb-1 collected by the BABAR…

hep-ex2014★ 42 cited

Measurement of the $D^{0} \to π^{-} e^{+} ν_{e}$ differential decay branching fraction as a function of $q^{2}$ and study of form factor parameterizations

J. P. Lees

Based on a sample of 500 million $e^{+} e^{-} \to c c ˉ$ events recorded by the BaBar detector at c.m. energies of close to 10.6 GeV, we report on a study of the decay $D^0 \to π^- e^…

hep-ex2014★ 40 cited

Dalitz plot analyses of $B^{0} \to D^{-} D^{0} K^{+}$ and $B^{+} \to D^{0} D^{0} K^{+}$ decays

The BABAR Collaboration, J. P. Lees, others

We present Dalitz plot analyses for the decays of $B$ mesons to $D^{-} D^{0} K^{+}$ and $D^{0} D^{0} K^{+}$ . We report the observation of the $D_{s 1}^{*} (2700)^{+}$ resonance in these…

hep-ex2013★ 106 cited

Measurement of Collins asymmetries in inclusive production of charged pion pairs in e^+e^- annihilation at BABAR

The BABAR Collaboration

We present measurements of Collins asymmetries in the inclusive process e+e- -->pi pi X, where pi stands for charged pions, at a center-of-mass energy of 10.6 GeV. We use a data sa…

hep-ex2013★ 11 cited

Measurement of the B+ --> omega l+ nu branching fraction with semileptonically tagged B mesons

The BABAR Collaboration, J. P. Lees, others

We report a measurement of the branching fraction of the exclusive charmless semileptonic decay B+ --> omega l+ nu, where l is either an electron or a muon. We use samples of B+ me…

hep-ex2013★ 82 cited

Measurement of the e+e- --> p anti-p cross section in the energy range from 3.0 to 6.5 GeV

The BABAR Collaboration, J. P. Lees, others

The e+ e- --> p anti-p cross section and the proton magnetic form factor have been measured in the center-of-mass energy range from 3.0 to 6.5 GeV using the initial-state-radiation…

hep-ex2013★ 39 cited

Measurement of the D(2010)+ meson width and the D(2010)+ - D0 mass difference

The BaBar Collaboration

We measure the mass difference, Δm_0, between the D*(2010)+ and the D0 and the natural line width, Γ, of the transition D*(2010)+ -> D0 pi+. The data were recorded with the BABAR d…

hep-ex2013★ 16 cited

A Search for the Rare Decays B --> pi l+l- and B0 --> eta l+l-

The BABAR Collaboration, J. P. Lees, others

We present the results of a search for the rare flavor-changing neutral-current decays B --> pi l+l- (pi=pi+/-, pi0 and l = e,mu) and B0 --> eta l+l- using a sample of e+e- --> Y(4…

hep-ex2013★ 728 cited

Measurement of an Excess of B -> D(*) Tau Nu Decays and Implications for Charged Higgs Bosons

The BABAR Collaboration, J. P. Lees, others

Based on the full BaBar data sample, we report improved measurements of the ratios R(D(*)) = B(B -> D(*) Tau Nu)/B(B -> D(*) l Nu), where l is either e or mu. These ratios are sens…

hep-ex2012★ 11 cited

The branching fraction of tau --> pi- K0S K0S (pi0) nu decays

J. P. Lees

We present a study of tau- --> pi- K0S K0S (pi0) nu and tau- --> K- K0S K0S (pi0) nu decays using a dataset of 430 million tau lepton pairs, corresponding to an integrated luminosi…

hep-ex2012★ 11 cited

Search for resonances decaying to eta_c pi+ pi- in two-photon interactions

The BABAR Collaboration, J. P. Lees, others

We report a study of the process gamma gamma -> X -> eta_c pi+ pi-, where X stands for one of the resonances chi_{c2}(1P), eta_c(2S), X(3872), X(3915), or chi_{c2}(2P). The analysi…

hep-ex2011★ 74 cited

Searches for Rare or Forbidden Semileptonic Charm Decays

The BABAR Collaboration, J. P. Lees

We present searches for rare or forbidden charm decays of the form $X_{c}^{+} \to h^{\pm} ℓ^{\mp} ℓ^{(') +}$ , where $X_{c}^{+}$ is a charm hadron ( $D^{+}$ , $D_{s}^{+}$ , or $Λ_{c}^{+}$ ), $h^{\pm}$ i…

hep-ex2011★ 57 cited

Search for the rare decays Bs -->mumu and Bd -->mumu

LHCb Collaboration, R. Aaij, B. Adeva +542

A search for the decays Bs-->mumu and Bd-->mumu is performed with about 37 pb^{-1} of pp collisions at sqrt{s} = 7 TeV collected by the LHCb experiment at the Large Hadron Collider…

hep-ex2010★ 11 cited

Measurements of branching fractions, polarizations, and direct CP-violation asymmetries in B+ -> rho0 K+ and B+ -> f0(980)K+ decays

P. del Amo Sanchez

We present measurements of the branching fractions, longitudinal polarization, and direct CP-violation asymmetries for the decays B+ -> rho0 K*+ and B+ -> f0(980) K*+ with a sample…

hep-ex2010★ 53 cited

Search for the Rare Decay B->K nu nubar

The BABAR Collaboration, P. del Amo Sanchez

We present a search for the rare decays B+ -> K+ nu nubar and B0 -> K0 nu nubar using 459 million BBbar pairs collected with the BaBar detector at the SLAC National Accelerator Lab…

hep-ex2010★ 6 cited

Search for f_J(2220) in radiative J/psi decays

The BABAR Collaboration, P. del Amo Sanchez

We present a search for f_J(2220) production in radiative J/psi -> gamma f_J(2220) decays using 460 fb-1 of data collected with the BABAR detector at the SLAC PEP-II e+e- collider.…

hep-ex2010★ 76 cited

Evidence for direct CP violation in the measurement of the Cabibbo-Kobayashi-Maskawa angle gamma with B-+ --> D() K()-+ decays

The BABAR Collaboration, P. del Amo Sanchez

We report the measurement of the Cabibbo-Kobayashi-Maskawa CP-violating angle $γ$ through a Dalitz plot analysis of neutral $D$ meson decays to $K_{S}^{0} π^{+} π^{-}$ and $K_{S}^{0} K^{+} K^{-}$ …

hep-ex2010★ 4 cited

Search for B+ -> D+ K0 and B+-> D+ K*0 decays

The BABAR Collaboration, P. del Amo Sanchez

We report a search for the rare decays $B^{+} \to D^{+} K^{0}$ and $B^{+} \to D^{+} K^{* 0}$ in an event sample of approximately 465 million $B B ˉ$ pairs collected with the BaBar detector…

hep-ex2010★ 40 cited

Observation of the $Υ (1^{3} D_{J})$ Bottomonium State through Decays to $π^{+} π^{-} Υ (1 S)$

P. del Amo Sanchez, the BABAR Collaboration

Based on $122 \times 1 0^{6}$ \ThreeS events collected with the \babar\ detector, we have observed the \OneDJ bottomonium state through the $\ThreeS\to\g\g\OneDJ\to\g\g\pip\pim\OneS$ d…

hep-ex2010★ 31 cited

Test of lepton universality in Upsilon(1S) decays at BaBar

The BABAR Collaboration, P. del Amo Sanchez

The ratio $R_{τ μ} (Υ (1 S)) = Γ_{Υ (1 S) \to τ^{+} τ^{-}} / Γ_{Υ (1 S) \to μ^{+} μ^{-}}$ is measured using a sample of $(121.8 \pm 1.2) \times 1 0^{6}$ $Υ (3 S)$ events recorded by the BABAR detector. This measur…

hep-ex2006★ 15 cited

Searches for B0 decays to eta K0, eta eta, eta' eta', eta phi, and eta' phi

The BaBar Collaboration, B. Aubert

We search for B0 meson decays into two-body combinations of K0, eta, eta', and phi mesons in 324 million B Bbar pairs collected with the BaBar detector at the PEP-II asymmetric-ene…

Measurement of Angular Asymmetries in the Decays B->K*l+l-

Observation of B→D(∗)π+π−ℓ−ν decays in e+e− collisions at the Υ(4S) resonance

Collins asymmetries in inclusive charged KK and Kπ pairs produced in e+e− annihilation

Search for CP violation In B0-B0bar mixing using partial reconstruction of B0bar -> D*+Xl-nubar and kaon tagging

Measurement of the D0→π−e+νe​ differential decay branching fraction as a function of q2 and study of form factor parameterizations

Dalitz plot analyses of B0→D−D0K+ and B+→D0D0K+ decays

Measurement of Collins asymmetries in inclusive production of charged pion pairs in e^+e^- annihilation at BABAR

Measurement of the B+ --> omega l+ nu branching fraction with semileptonically tagged B mesons

Measurement of the e+e- --> p anti-p cross section in the energy range from 3.0 to 6.5 GeV

Measurement of the D*(2010)+ meson width and the D*(2010)+ - D0 mass difference

A Search for the Rare Decays B --> pi l+l- and B0 --> eta l+l-

Measurement of an Excess of B -> D(*) Tau Nu Decays and Implications for Charged Higgs Bosons

The branching fraction of tau --> pi- K0S K0S (pi0) nu decays

Search for resonances decaying to eta_c pi+ pi- in two-photon interactions

Searches for Rare or Forbidden Semileptonic Charm Decays

Search for the rare decays Bs -->mumu and Bd -->mumu

Measurements of branching fractions, polarizations, and direct CP-violation asymmetries in B+ -> rho0 K*+ and B+ -> f0(980)K*+ decays

Search for the Rare Decay B->K nu nubar

Search for f_J(2220) in radiative J/psi decays

Evidence for direct CP violation in the measurement of the Cabibbo-Kobayashi-Maskawa angle gamma with B-+ --> D(*) K(*)-+ decays

Search for B+ -> D+ K0 and B+-> D+ K*0 decays

Observation of the Υ(13DJ​) Bottomonium State through Decays to π+π−Υ(1S)

Test of lepton universality in Upsilon(1S) decays at BaBar

Searches for B0 decays to eta K0, eta eta, eta' eta', eta phi, and eta' phi

Observation of $B \to D^{(*)} π^{+} π^{-} ℓ^{-} ν$ decays in $e^{+} e^{-}$ collisions at the $Υ (4 S)$ resonance

Collins asymmetries in inclusive charged $K K$ and $K π$ pairs produced in $e^{+} e^{-}$ annihilation

Measurement of the $D^{0} \to π^{-} e^{+} ν_{e}$ differential decay branching fraction as a function of $q^{2}$ and study of form factor parameterizations

Dalitz plot analyses of $B^{0} \to D^{-} D^{0} K^{+}$ and $B^{+} \to D^{0} D^{0} K^{+}$ decays

Measurement of the D(2010)+ meson width and the D(2010)+ - D0 mass difference

Measurements of branching fractions, polarizations, and direct CP-violation asymmetries in B+ -> rho0 K+ and B+ -> f0(980)K+ decays

Evidence for direct CP violation in the measurement of the Cabibbo-Kobayashi-Maskawa angle gamma with B-+ --> D() K()-+ decays

Observation of the $Υ (1^{3} D_{J})$ Bottomonium State through Decays to $π^{+} π^{-} Υ (1 S)$