A. Rubiera

activity

19982009

most citedBranching Fraction and Photon Energy Spectrum b -> s gamma

428 citations · 1.8k across the 42 of their papers we have counts for

collaborators

42 papers

hep-ex2009★ 25 cited

Measurement of $B \to D_{s}^{(*)} K π$ branching fractions

The Belle Collaboration, J. Wiechczynski, T. Lesiak

We report a measurement of the exclusive $B^{+}$ meson decay to the $D_{s}^{(*) -} K^{+} π^{+}$ final state using $657 \times 1 0^{6} B B$ pairs collected at the $Υ (4 S)$ resonance w…

hep-ex2007★ 51 cited

A Search for B+ -> tau+ nu

The BABAR Collaboration, B. Aubert

We present a search for the decay B+ -> tau+ nu using 383x10^6 BBbar pairs collected at the Y(4S) resonance with the BABAR detector at the SLAC PEP-II B-Factory. A sample of events…

hep-ex2001★ 125 cited

First Measurement of $Γ (D * +)$

S. Ahmed

We present the first measurement of the D*+ width using 9/fb of e+e- data collected near the Upsilon(4S) resonance by the CLEO II.V detector. Our method uses advanced tracking tech…

hep-ex2001★ 86 cited

Hadronic Mass Moments in Inclusive Semileptonic B Meson Decays

D. Cronin-Hennessy, CLEO Collaboration

We have measured the first and second moments of the hadronic mass-squared distribution in B -> X_c l nu, for P(lepton) > 1.5 GeV/c. We find <M_X^2 - M_D[Bar]^2> = 0.251 +- 0.066 G…

hep-ex2001★ 428 cited

Branching Fraction and Photon Energy Spectrum b -> s gamma

S. Chen, CLEO Collaboration

We have measured the branching fraction and photon energy spectrum for the radiative penguin process b -> s gamma. We find BR(b -> s gamma) = (3.21 +- 0.43 +- 0.27 +0.18 -0.10) 10^…

hep-ex2001★ 17 cited

Improved Upper Limits on the FCNC Decays $B \to K ℓ^{+} ℓ^{-}$ and $B \to K^{*} (892) ℓ^{+} ℓ^{-}$

S. Anderson, CLEO Collaboration

We have searched a sample of 9.6 million BBbar events for the flavor-changing neutral current decays B -> K l^+ l^- and B -> K^*(892) l^+ l^-. We subject the latter decay to the re…

hep-ex2001★ 30 cited

Search for the Familon via $B^{\pm} \to π^{\pm} X^{0}$ , $B^{\pm} \to K^{\pm} X^{0}$ , and $B^{0} \to K_{S}^{0} X^{0}$ Decays

R. Ammar, CLEO Collaboration

We have searched for the two-body decay of the B meson to a light pseudoscalar meson $h = π^{+}, K^{+}, K_{S}^{0}$ and a massless neutral weakly-interacting particle $X^{0}$ such as the fami…

hep-ex2001★ 29 cited

Rate Measurement of $D^{0} \to K^{+} π^{-} π^{0}$ and Constraints on $D^{0} - D^{0}$ Mixing

G. Brandenburg, CLEO Collaboration

We present an observation and rate measurement of the decay D0 -> K+pi-pi0 produced in 9/fb of e+e- collisions near the Upsilon(4S) resonance. The signal is inconsistent with an up…

hep-ex2001★ 27 cited

Experimental Investigation of the Two-Photon Widths of the $χ_{c 0}$ and the $χ_{c 2}$ Mesons

B. I. Eisenstein, CLEO Collaboration

Using 12.7 $f b^{- 1}$ of data collected with the CLEO detector at CESR, we observed two-photon production of the $c c ˉ$ states $χ_{c 0}$ and $χ_{c 2}$ in their decay to $π^+ π^- π…

hep-ex2001★ 14 cited

First Observation of B -> D(*) rho', rho' -> omega pi-

J. Alexander, CLEO Collaboration

We report on the observation of B-> D(*) pi+ pi- pi- pi^o decays. The branching ratios for D*+ and D*o are (1.72+/-0.14+/-0.24)% and (1.80+/-0.24+/-0.27)%, respectively. Each final…

hep-ex2001

First Measurement of $Γ (D^{*+})$

CLEO Collaboration, T. E. Coan

We have made the first measurement of the D*+ width using 9/fb of e+e- data collected near the Upsilon(4S) resonance by the CLEO II.V detector. Our method uses advanced tracking te…

hep-ex2001★ 4 cited

Correlated /\c-/\cbar production in e+e- annihilations at sqrt{s}~10.5 GeV

A. Bornheim

Using 13.6/fb of continuum two-jet e+e- -> ccbar events collected with the CLEO detector, we have searched for baryon number correlations at the primary quark level. We have measur…

hep-ex2001★ 15 cited

A Search for Charmless $B \to V V$ Decays

R. Godang, CLEO Collaboration

We have studied two-body charmless decays of the $B$ meson into the final states $ρ^{0} ρ^{0}$ , $K^{* 0} ρ^{0}$ , $K^{* 0} K^{* 0}$ , $K^{* 0} K^{* 0} ˉ$ , $K^{*+} ρ^{0}$ , $K^{*+} \bar{K^{*0}}…

hep-ex2001★ 30 cited

Bounds on the CP Asymmetry in Like-Sign Dileptons from $B^{0} B ˉ^{0}$ Meson Decays

D. E. Jaffe, CLEO Collaboration

We have measured the charge asymmetry in like-sign dilepton yields from B^0 B^0-bar meson decays using the CLEO detector at the Cornell Electron Storage Ring. We find a_ll = [N(l+l…

hep-ex2000★ 32 cited

Search for CP Violation in $D^{0} \to K_{S}^{0} π^{0}$ , $D^{0} \to π^{0} π^{0}$ and $D^{0} \to K_{S}^{0} K_{S}^{0}$

G. Bonvicini, CLEO Collaboration

We have searched for CP-violating asymmetries in neutral charm meson decays in 13.7 fb^-1 of e^+e^- collision data at sqrt{s} = 10.6 GeV with the CLEO detector. The measured asymme…

hep-ex2000

Exclusive Measurements in B to D^* N Nbar X

Antonio Rubiera

We report the first observation of exclusive decays of the type B to D^* N Nbar X, where N is a nucleon. Using a sample of 9.7 x 10^6 BBbar pairs collected with the CLEO detector o…

hep-ex2000★ 129 cited

Dalitz Analysis of the Decay $D^{0} \to K^{-} π^{+} π^{0}$

S. Kopp, CLEO Collaboration

We use data collected with the CLEO II detector to perform a high-statistics measurement of the resonant substructure in $D^{0} \to K^{-} π^{+} π^{0}$ decays. We find the Dalitz Plot is well…

hep-ex2000★ 123 cited

Observation of New States Decaying into $Λ_{c}^{+} π^{-} π^{+}$

M. Artuso, CLEO Collaboration

Using 13.7 fb^{-1} of data recorded by the CLEO detector at CESR, we investigate the spectrum of charmed baryons which decay into Lambda_c^+ pi^- pi^+ and are more massive than the…

hep-ex2000★ 21 cited

Observation of the $Ω_{c}^{0}$ Charmed Baryon at CLEO

D. Cronin-Hennessy, CLEO Collaboration

The CLEO experiment at the CESR collider has used 13.7 fb $^{- 1}$ of data to search for the production of the $Ω_{c}^{0}$ (css-ground state) in $e^{+} e^{-}$ collisions at $\sqrt{s} \sim…

hep-ex2000★ 8 cited

Study of $B \to ψ (2 S) K$ and $B \to ψ (2 S) K^{*}$ (892) Decays

S. Richichi, CLEO Collaboration

Color-suppressed decays of $B$ mesons to final states with $ψ (2 S)$ mesons have been observed with the CLEO detector. The branching fractions for the decays $B^{+} \to ψ (2 S) K^{+}$ , $B^…

hep-ex2000★ 23 cited

Study of $τ$ Decays to Six Pions and Neutrino

A. Anastassov, CLEO Collaboration

The $τ$ decays to six-pion final states have been studied with the CLEO detector at the Cornell Electron Storage Ring. The measured branching fractions are ${\cal B}(τ^-\to 2π^-π^+…

hep-ex2000★ 12 cited

Study of $χ_{c 1}$ and $χ_{c 2}$ Meson Production in B Meson Decays

S. Chen, CLEO Collaboration

Using a sample of 9.7 million B meson pairs collected with the CLEO detector, we study B decays to the chi_c1 and chi_c2 charmonia states, which are reconstructed via their radiati…

hep-ex2000

Search for Direct CP Violation in $Ξ$ Hyperon Decay

D. E. Jaffe, CLEO Collaboration

Using data collected with the CLEO II detector we have performed a search for direct CP violation in the $Ξ$ hyperon system. CP violation gives rise to an asymmetry, A, between the…

hep-ex2000★ 37 cited

First Observation of the Decays $B^{0} \to D^{-} p p ˉ π^{+}$ and B^{0}\to D^{-}p\bar{n}$

S. Anderson, CLEO Collaboration

We report the first observation of exclusive decays of the type B to D^* N anti-N X, where N is a nucleon. Using a sample of 9.7 times 10^{6} B-Bbar pairs collected with the CLEO d…

Measurement of B→Ds(∗)​Kπ branching fractions

A Search for B+ -> tau+ nu

First Measurement of Γ(D∗+)

Hadronic Mass Moments in Inclusive Semileptonic B Meson Decays

Branching Fraction and Photon Energy Spectrum b -> s gamma

Improved Upper Limits on the FCNC Decays B→Kℓ+ℓ− and B→K∗(892)ℓ+ℓ−

Search for the Familon via B±→π±X0, B±→K±X0, and B0→KS0​X0 Decays

Rate Measurement of D0→K+π−π0 and Constraints on D0−D0 Mixing

Experimental Investigation of the Two-Photon Widths of the χc0​ and the χc2​ Mesons

First Observation of B -> D(*) rho', rho' -> omega pi-

First Measurement of Γ(D∗+)

Correlated /\c-/\cbar production in e+e- annihilations at sqrt{s}~10.5 GeV

A Search for Charmless B→VV Decays

Bounds on the CP Asymmetry in Like-Sign Dileptons from B0Bˉ0 Meson Decays

Search for CP Violation in D0→KS0​π0, D0→π0π0 and D0→KS0​KS0​