Université de Montréal

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19912026

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions

Showing 2006 · hep-exShow all

72 papers · 2 filters

hep-ex2006★ 10 cited

Inclusive Production of Charged Hadrons in Photon-Photon Collisions

The OPAL collaboration

The inclusive production of charged hadrons in the collisions of quasi-real photons e+e- -> e+e- +X has been measured using the OPAL detector at LEP. The data were taken at e+e- ce…

hep-ex2006★ 66 cited

Measurement of the B0 --> pi l nu Form-Factor Shape and Branching Fraction, and Determination of |Vub| with a Loose Neutrino Reconstruction Technique

B. Aubert et al.

We report the results of a study of the exclusive charmless semileptonic decay, B --> pi l nu, undertaken with approximately 227 million BBbar pairs collected at the Upsilon(4S) re…

hep-ex2006★ 11 cited

Evidence for B0->rho0rho0 Decay and Implications for the CKM Angle alpha

The BABAR Collaboration, B. Aubert

We search for the decays B0->rho0rho0, B0->rho0f0, and B0->f0f0 in a sample of about 384 million Upsilon(4S)->BBbar decays collected with the BABAR detector at the PEP-II asymmetri…

hep-ex2006★ 28 cited

Branching Fraction Measurements of B+ -> rho+ gamma, B0 -> rho0 gamma, and B0 -> omega gamma

The BABAR Collaboration, B. Aubert

We present a study of the decays B+ -> rho+ gamma, B0 -> rho0 gamma, and B0 -> omega gamma. The analysis is based on data containing 347 million BBbar events recorded with the BaBa…

hep-ex2006

Remarks Concerning the Study of Four-Jet Events from Hadronic Decays of the Z0

H. Jeremie, P. Leblanc, E. Lefebvre +2

The angular correlations of four-jet events from hadronic decays of the Z0 have been studied in the past mainly to extract from them the fundamental constants of quantum chromodyna…

hep-ex2006★ 13 cited

Measurement of B Decays to phi K gamma

The BABAR Collaboration, B. Aubert

We search for the decays B- -> phi K- gamma and B0bar -> phi K0bar gamma in a data sample of 228 million BBbar pairs collected at the Upsilon(4S) resonance with the BaBar detector.…

hep-ex2006★ 13 cited

Observation of the Exclusive Reaction e+e- -> phi eta at sqrt{s}=10.58 GeV

The BABAR Collaboration, B. Aubert

We report the observation of $\e^+e^-\to ϕη$ near $s$ = 10.58 GeV with 6.5 $σ$ significance in the $K^{+} K^{-} γ γ$ final state in a data sample of 224 $f b^{- 1}$ collected by the…

hep-ex2006★ 6 cited

Evidence for the Rare Decay B+ --> Ds+ pi0

The BABAR Collaboration, B. Aubert

We have searched for the rare decay B+ --> Ds+ pi0. The analysis is based on a sample of 232 million Upsilon(4S) --> B anti-B decays collected with the BABAR detector at the PEP-II…

hep-ex2006★ 6 cited

Search for Invisibly Decaying Higgs Bosons with Large Decay Width Using the OPAL Detector at LEP

The OPAL collaboration

This paper describes a topological search for an invisibly decaying Higgs boson,H, produced via the Bjorken process (e+e- -> HZ). The analysis is based on data recorded using the O…

hep-ex2006★ 148 cited

A Structure at 2175 MeV in $e^{+} e^{-} \to ϕ f_{0} (980)$ Observed via Initial-State Radiation

The BABAR Collaboration, B. Aubert

We study the initial-state-radiation processes $e^{+} e^{-} \to K^{+} K^{-} π^{+} π^{-} γ$ and $e^{+} e^{-} \to K^{+} K^{-} π^{0} π^{0} γ$ using an integrated luminosity of 232 fb $^{- 1}$ collected at the $Υ(4S)…

hep-ex2006★ 58 cited

Search for Lepton Flavor Violating Decays $τ^{\pm} \to ℓ^{\pm} π^{0}, ℓ^{\pm} η, ℓ^{\pm} η^{'}$

The BABAR Collaboration, B. Aubert

A search for lepton flavor violating decays of the $τ$ lepton to a lighter mass lepton and a pseudoscalar meson has been performed using 339 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data…

hep-ex2006★ 289 cited

Evidence of a Broad Structure at an Invariant Mass of 4.32 GeV/ $c^{2}$ in the Reaction $e^{+} e^{-} \to π^{+} π^{-} ψ (2 S)$ Measured at BaBar

The BABAR Collaboration, B. Aubert

We present a measurement of the cross section of the process $e^{+} e^{-} \to π^{+} p i^{-} ψ (2 S)$ from threshold up to 8 GeV center-of-mass energy using events containing initial-state radiatio…

hep-ex2006★ 17 cited

Branching fraction measurement of B0 --> D()- pi+, B- --> D()0 pi- and isospin analysis of B --> D(*) pi decays

The BABAR Collaboration, B. Aubert

Using 65 million $Υ (4 S) \to B B ˉ$ events collected with the BABAR detector at the PEP-II $e^{+} e^{-}$ storage ring at the Stanford Linear Accelerator Center, we measure the colo…

hep-ex2006★ 16 cited

Measurement of the Absolute Branching Fractions B to Dpi, D*pi, D**pi with a Missing Mass Method

The BABAR Collaboration, B. Aubert

We present branching fraction measurements of charged and neutral B decays to Dpi-, D*pi- and D**pi- with a missing mass method, based on a sample of 231 million Y(4S)-->BBar pairs…

hep-ex2006★ 65 cited

Observation of CP violation in B^0 -> eta' K^0 Decays

The BABAR Collaboration, B. Aubert

We present measurements of the time-dependent CP-violation parameters S and C in B^0 --> eta' K^0 decays. The data sample corresponds to 384 million B Bar pairs produced by e^+ e^-…

hep-ex2006★ 25 cited

Inclusive Lambda_c Production in e^+e^- Annihilations at sqrt{s}=10.54 GeV and in Upsilon(4S) Decays

The BABAR Collaboration, B. Aubert

We present measurements of the total production rates and momentum distributions of the charmed baryon $Λ_{c}^{+}$ in $e^{+} e^{-} \to$ hadrons at a center-of-mass energy of 10.54 GeV and i…

hep-ex2006★ 6 cited

Measurement of the CP Asymmetry and Branching Fraction of B^0 to rho^0 K^0

The BABAR Collaboration, B. Aubert

We present a measurement of the branching fraction and time-dependent CP asymmetry of B^0 to rho^0 K^0. The results are obtained from a data sample of 227 10^6 Y4S to BB_ decays co…

hep-ex2006★ 21 cited

Measurement of the B0 -> Lambda-bar p pi Branching Fraction and Study of the Decay Dynamics

The BABAR Collaboration, B. Aubert

We present a measurement of the B0 -> Lambda-bar p pi branching fraction performed using the BaBar detector at the PEP-II asymmetric energy e+e- collider. Based on a 232 million BB…

hep-ex2006★ 10 cited

Precise Branching Ratio Measurements of the Decays D0-->pi- pi+ pi0 and D0-->K- K+ pi0

The BABAR Collaboration, B. Aubert

Using 232 fb-1 of e+e- collision data recorded by the BaBar experiment, we measure the ratios of three-body Cabibbo-suppressed decay rates of the D^0 meson relative to that of the…

hep-ex2006★ 117 cited

Observation of an Excited Charm Baryon OmegaC* Decaying to OmegaC0 Gamma

The BABAR Collaboration, B. Aubert

We report the first observation of an excited singly-charm baryon OmegaC* (css) in the radiative decay OmegaC0 Gamma, where the OmegaC0 baryon is reconstructed in the decays to the…

hep-ex2006★ 64 cited

Observation of B+ --> K0bar K+ and B0 --> K0 K0bar

The BABAR Collaboration, B. Aubert

We report observations of the b --> d penguin-dominated decays B+ --> K0bar K+ and B0 --> K0 K0bar in approximately 350 million Upsilon(4S) --> BBbar decays collected with the BaBa…

hep-ex2006★ 23 cited

Measurement of the Branching Fraction and Time-Dependent CP Asymmetry in the Decay B0->D+D-Ks

The BABAR Collaboration, B. Aubert

We study the decay B0->D*+D*-Ks using (230 +/- 2) x 10^{6} BBbar pairs collected by the Babar detector at the PEP-II B factory. We measure a branching fraction B(B0->D*+D*-Ks)=(4.4…

hep-ex2006★ 20 cited

Search for D0--anti-D0 Mixing and Branching-Ratio Measurement in the Decay D0 --> K+ pi- pi0

The BABAR Collaboration, B. Aubert

We analyze 230.4 fb-1 of data collected with the BaBar detector at the PEP-II e+ e- collider at SLAC to search for evidence of D0--anti-D0 mixing using regions of phase space in th…

hep-ex2006★ 24 cited

Measurement of branching fractions and charge asymmetries in B decays to an eta meson and a K* meson

The BABAR Collaboration, B. Aubert

We present measurements of branching fractions and charge asymmetries for the decays etaK*, where K* indicates a spin 0, 1, or 2 Kpi system. The data sample corresponds to 344x10^6…

Inclusive Production of Charged Hadrons in Photon-Photon Collisions

Measurement of the B0 --> pi l nu Form-Factor Shape and Branching Fraction, and Determination of |Vub| with a Loose Neutrino Reconstruction Technique

Evidence for B0->rho0rho0 Decay and Implications for the CKM Angle alpha

Branching Fraction Measurements of B+ -> rho+ gamma, B0 -> rho0 gamma, and B0 -> omega gamma

Remarks Concerning the Study of Four-Jet Events from Hadronic Decays of the Z0

Measurement of B Decays to phi K gamma

Observation of the Exclusive Reaction e+e- -> phi eta at sqrt{s}=10.58 GeV

Evidence for the Rare Decay B+ --> Ds+ pi0

Search for Invisibly Decaying Higgs Bosons with Large Decay Width Using the OPAL Detector at LEP

A Structure at 2175 MeV in e+e−→ϕf0​(980) Observed via Initial-State Radiation

Search for Lepton Flavor Violating Decays τ±→ℓ±π0,ℓ±η,ℓ±η′

Evidence of a Broad Structure at an Invariant Mass of 4.32 GeV/c2 in the Reaction e+e−→π+π−ψ(2S) Measured at BaBar

Branching fraction measurement of B0 --> D(*)- pi+, B- --> D(*)0 pi- and isospin analysis of B --> D(*) pi decays

Measurement of the Absolute Branching Fractions B to Dpi, D*pi, D**pi with a Missing Mass Method

Observation of CP violation in B^0 -> eta' K^0 Decays

Inclusive Lambda_c Production in e^+e^- Annihilations at sqrt{s}=10.54 GeV and in Upsilon(4S) Decays

Measurement of the CP Asymmetry and Branching Fraction of B^0 to rho^0 K^0

Measurement of the B0 -> Lambda-bar p pi Branching Fraction and Study of the Decay Dynamics

Precise Branching Ratio Measurements of the Decays D0-->pi- pi+ pi0 and D0-->K- K+ pi0

Observation of an Excited Charm Baryon OmegaC* Decaying to OmegaC0 Gamma

Observation of B+ --> K0bar K+ and B0 --> K0 K0bar

Measurement of the Branching Fraction and Time-Dependent CP Asymmetry in the Decay B0->D*+D*-Ks

Search for D0--anti-D0 Mixing and Branching-Ratio Measurement in the Decay D0 --> K+ pi- pi0

Measurement of branching fractions and charge asymmetries in B decays to an eta meson and a K* meson

A Structure at 2175 MeV in $e^{+} e^{-} \to ϕ f_{0} (980)$ Observed via Initial-State Radiation

Search for Lepton Flavor Violating Decays $τ^{\pm} \to ℓ^{\pm} π^{0}, ℓ^{\pm} η, ℓ^{\pm} η^{'}$

Evidence of a Broad Structure at an Invariant Mass of 4.32 GeV/ $c^{2}$ in the Reaction $e^{+} e^{-} \to π^{+} π^{-} ψ (2 S)$ Measured at BaBar

Branching fraction measurement of B0 --> D()- pi+, B- --> D()0 pi- and isospin analysis of B --> D(*) pi decays

Measurement of the Branching Fraction and Time-Dependent CP Asymmetry in the Decay B0->D+D-Ks