G.-J. Zhou

activity

19972007

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

428 citations · 2.6k across the 63 of their papers we have counts for

collaborators

63 papers

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★ 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★ 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★ 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★ 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★ 7 cited

A Measurement of the Decay Asymmetry Parameters in $Ξ_{c}^{0}\to \X^{-}π^{+}$

S. Chan, CLEO Collaboration

Using the CLEO II detector at the Cornell Electron Storage Ring we have measured the $Ξ_{c}^{0}$ decay asymmetry parameter in the decay $Ξ_{c}^{0} \to Ξ^{-} π^{+}$ . We find $α_{Ξ_c^{0}}…

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

Search for a Scalar Bottom Quark with Mass 3.5-4.5 GeV/ $c^{2}$

V. Savinov, CLEO Collaboration

We report on a search for a supersymmetric $B ~$ meson with mass between 3.5 and 4.5 GeV/ $c^{2}$ using 4.52 $fb^{- 1}$ of integrated luminosity produced at $\sqrt{s}=10.52…

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★ 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…

hep-ex2000★ 23 cited

A Search for $B \to τ ν$

T. E. Browder, CLEO Collaboration

We report results of a search for $B \to τ ν$ in a sample of 9.7 million charged $B$ meson decays. The search uses both $π ν$ and $ℓ ν ν ˉ$ decay modes of the $τ$ , and demands exclu…

hep-ex2000★ 24 cited

Search for Decays of B^{0} Mesons into Pairs of Leptons: B{0} -> e^{+}e^{-}, B^{0} -> μ^{+}μ^{-} and B^{0} -> e^{\pm}μ^{\mp}

T. Bergfeld, CLEO Collaboration

We search for the decays of the $B^{0}$ meson into $e^{+} e^{-}$ , $μ^{+} μ^{-}$ $e^{\pm} μ^{\mp}$ pairs in a sample of $9.7 \times 1 0^{6}$ $B B ˉ$ pairs recorded by CLEO detector. No signal is…

hep-ex2000★ 64 cited

Study of B Decays to Charmonium States $B \to η_{c} K$ and $B \to χ_{C 0} K$

K. W. Edwards, CLEO Collaboration

In a sample of $9.66 \times 1 0^{6} B B ˉ$ pairs collected with the CLEO detector we make the first observation of B decays to an $η_{c}$ and a kaon. We measure branching fractions $B…

hep-ex2000★ 40 cited

Measurement of the Relative Branching Fraction of $Υ (4 S)$ to Charged and Neutral B-Meson Pairs

J. P. Alexander, CLEO Collaboration

We analyze 9.7 x 10^6 B\bar{B}$ pairs recorded with the CLEO detector to determine the production ratio of charged to neutral B-meson pairs produced at the Y(4S) resonance. We meas…

hep-ex2000★ 22 cited

Measurements of the Mass, total Width and Two-Photon Partila Width of the $η_{c}$ Meson

G. Brandenburg, CLEO Collaboration

Using 13.4 $f b^{- 1}$ of data collected with the CLEO detector at the Cornell Electron Storage Ring, we have observed 300 events for the two-photon production of ground-state pseudo…

hep-ex2000★ 93 cited

Study of Charmless Hadronic B Meson Decays to Pseudoscalar-Vector Final States

C. P. Jessop, CLEO Collaboration

We report results of searches for charmless hadronic B meson decays to pseudoscalar(pi^+-,K^+-,Pi^0 or Ks^0)-vector(Rho, K* or Omega) final states. Using 9.7 million BBbar pairs co…

A Search for B+ -> tau+ nu

Hadronic Mass Moments in Inclusive Semileptonic B Meson Decays

Branching Fraction and Photon Energy Spectrum b -> s gamma

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

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

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​

A Measurement of the Decay Asymmetry Parameters in $Ξ_{c}^{0}\to \X^{-}π^{+}$

Dalitz Analysis of the Decay D0→K−π+π0

Observation of New States Decaying into Λc+​π−π+

Search for a Scalar Bottom Quark with Mass 3.5-4.5 GeV/c2

Observation of the Ωc0​ Charmed Baryon at CLEO

Study of B→ψ(2S)K and B→ψ(2S)K∗(892) Decays

Study of τ Decays to Six Pions and Neutrino

Study of χc1​ and χc2​ Meson Production in B Meson Decays

First Observation of the Decays B0→D∗−ppˉ​π+ and B^{0}\to D^{*-}p\bar{n}$

A Search for B→τν