C. Wei

activity

19952009

most citedObservation of Top Quark Production in Pbar-P Collisions

1.5k citations · 4.7k across the 71 of their papers we have counts for

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71 papers · 1 filter

hep-ex2009★ 5 cited

Measurement of the asymmetry parameter for the decay $Λ ˉ \to p ˉ π^{+}$

BES collaboration

Based on a sample of $58 \times 1 0^{6} J / ψ$ decays collected with the BESII detector at the BEPC, the $Λ ˉ$ decay parameter $α_{Λ ˉ}$ for $Λ ˉ \to p ˉ π^{+}$ is measured using abo…

hep-ex2008★ 21 cited

First measurements of J/Psi decays into $Σ^{+} Σ ˉ^{-}$ and $Ξ^{0} Ξ ˉ^{0}$

BES Collaboration

Based on 58 million J/Psi events collected with the BESII detector at the BEPC, the baryon pair processes J/Psi to $Σ^{+} Σ ˉ^{-}$ and J/Psi to $Ξ^{0} Ξ ˉ^{0}$ are observed for the fir…

hep-ex2008★ 9 cited

Measurements of J/ψdecays into ωK \bar{K} πand ϕK \bar{K} π

BES Collaboration

The decays of $J / ψ \to ω K K ˉ π$ and $J / ψ \to ϕ K K ˉ π$ are studied using $5.8 \times 1 0^{7}$ $J / ψ$ events collected with the Beijing Spectrometer (BESII) at the Beijing Electron…

hep-ex2007★ 4 cited

Search for the decays $J / ψ \to γ ρϕ$ and $J / ψ \to γ ρ ω$

BES Collaboration

Using 58 million $J / ψ$ events collected with the Beijing Spectrometer (BESII) at the Beijing Electron-Positron Collider, the decays $J / ψ \to γ ϕρ$ and $J / ψ \to γ ω ρ$ are searched for,…

hep-ex2007★ 4 cited

Measurements of $J / ψ$ and $ψ (2 S)$ decays into $Λ Λ ˉ π^{0}$ and $Λ Λ ˉ η$

BES Collaboration, M. Ablikim

Using 58 million $J / ψ$ and 14 million $ψ (2 S)$ events collected by the BESII detector at the BEPC, branching fractions or upper limits for the decays $J / ψ$ and $ψ (2 S) \to Λ Λ ˉ π^{0}$ …

hep-ex2006★ 3 cited

Measurements of branching fractions for inclusive K0~/K0 and K*(892)+- decays of neutral and charged D mesons

M. Ablikim

Using the data sample of about 33 pb-1 collected at and around 3.773 GeV with the BES-II detector at the BEPC collider, we have studied inclusive K0~/K0 and K*(892)+- decays of D0…

hep-ex2006★ 4 cited

Improved measurement of $ψ (2 S)$ decays into $τ^{+} τ^{-}$

BES Collaboration, M. AblikimJ

Using 14M $ψ (2 S)$ events collected at BESII, the branching fraction of $ψ (2 S) \to τ^{+} τ^{-}$ is measured to be $B r_{τ τ} = (3.10 \pm 0.21 \pm 0.38) \times 1 0^{- 3}$ , where the first error…

hep-ex2006★ 11 cited

Measurements of $\psip$ decays into $γ K K ˉ π$ and $γη\pipi$

M. Ablikim

Radiative decays of the $\psip$ into $γ K K ˉ π$ and $γη\pipi$ final states are studied using 14 million $\psip$ events collected with the BESII detector. Branching fractions or u…

hep-ex2006★ 38 cited

Pseudoscalar production at omega omega threshold in J/psi -> gamma omega omega

Bes Collaboration

The decay channel J/ψ->gamma omega omega, omega -> pi+ pi- pi0 is analyzed using a sample of 5.8x10^7 J/psi events collected with the BESII detector. The omega omega invariant mass…

hep-ex2006★ 13 cited

First observation of $ψ (2 S) \to p n ˉ π^{-} + c . c .$

M. Ablikim, BES Collaboration

Using 14 million $ψ (2 S)$ events collected with the Beijing Spectrometer (BESII) at the Beijing Electron-Positron Collider, the branching fractions of $ψ (2 S)$ decays to $p \bar{n} π…

hep-ex2006★ 7 cited

Measurement of chi_cJ Decays to 2(pi^+pi^-)ppbar Final States

M. Ablikim

Using chi_cJ -> 2(π^+π^-) ppbar decays from 14 \times 10^6 psi(2S) events accumulated by the BESII detector at the BEPC, the intermediate states Xi^+Xi^-, Lambda Lambdabar pi^+ pi^…

hep-ex2005★ 11 cited

Measurements of $J ψ$ decays into $ω π^{0}$ , $ω η$ , and $ω η^{'}$

M. Ablikim

Based on $5.8 \times 1 0^{7} J ψ$ events collected with BESII at the Beijing Electron-Positron Collider (BEPC), the decay branching fractions of $J ψ \to ω π^{0}$ , $ω η$ , and $ω η^{'}$ are measur…

hep-ex2005★ 65 cited

Partial Wave Analysis of $χ_{c 0} \to π^{+} π^{-} K^{+} K^{-}$

M. Ablikim, BES Collaboration

A partial wave analysis of $χ_{c 0} \to π^{+} π^{-} K^{+} K^{-}$ in $ψ (2 S) \to γ χ_{c 0}$ decay is presented using a sample of 14 million $ψ (2 S)$ events accumulated by the BES II detector. The data…

hep-ex2005★ 9 cited

Experimental study of \etac decays into vector-vector final states

M. Ablikim

Using 58 million J/ψevents accumulated with the BES II detector, branching fractions for the η_{c} ->VV decays, η_{c} -> ρρ, η_{c} -> K^{*}{\bar K}^{*}, η_{c} -> ωω, and η_{c} -> ϕ…

hep-ex2005★ 19 cited

Search for psi(3770)\raρπat the BESII detector at the Beijing Electron-Positron Collider

The BES Collaboration, M. Ablikim

Non- $D D ˉ$ decay $\psppto \rhopi$ is searched for using a data sample of $(17.3 \pm 0.5) p b^{- 1}$ taken at the center-of-mass energy of 3.773 GeV by the BESII detector at the BE…

hep-ex2005★ 15 cited

Obervation of χ_{cJ}--> omega omega decays

BES Collaboration, M. Ablikim

Decays of $χ_{c0,2}\ar\ww$ are observed for the first time using a sample of $14.0 \times 1 0^{6}$ $ψ (2 S)$ events collected with the BESII detector. The branching ratios are determined…

hep-ex2005★ 20 cited

Precise measurement of spin-averaged chi_{cJ}(1P) mass using photon conversions in psi(2S) -> gamma chi_{cJ}

M. Ablikim, J. Z. Bai

Using photon conversions to e^+e^- pairs, the energy spectrum of inclusive photons from psi(2S) radiative decays is measured by BESII at the Beijing Electron-Positron Collider. The…

hep-ex2005★ 4 cited

Measurement of the branching fractions of psi(2S) -> 3(pi+pi-) and J/psi -> 2(pi+pi-)

M. Ablikim

Using data samples collected at sqrt(s) = 3.686GeV and 3.650GeV by the BESII detector at the BEPC, the branching fraction of psi(2S) -> 3(pi+pi-) is measured to be [4.83 +- 0.38(st…

hep-ex2005★ 27 cited

Observation of p pbar pi^0 and p pbar eta in psi' decays

M. Ablikim

The processes psi'-->p pbar pi^0 and psi'-->p pbar eta are studied using a sample of 14 million psi' decays collected with the Beijing Spectrometer at the Beijing Electron-Positron…

hep-ex2004★ 7 cited

Measurements of J/psi Decays into 2(pi+pi-)eta and 3(pi+pi-)eta

M. Ablikim

Based on a sample of 5.8X 10^7 J/psi events taken with the BESII detector, the branching fractions of J/psi--> 2(pi+pi-)eta and J/psi-->3(pi+pi-)eta are measured for the first time…

hep-ex2004★ 280 cited

Resonances in $J / ψ \to ϕ π^{+} π^{-}$ and $ϕ K^{+} K^{-}$

M. Ablikim

A partial wave analysis is presented of $J / ψ \to ϕ π^{+} π^{-}$ and $ϕ K^{+} K^{-}$ from a sample of 58M $J / ψ$ events in the BES II detector. The $f_{0} (980)$ is observed clearly in both sets of…

hep-ex2004★ 29 cited

Measurement of the final states $ω π^{0}$ , $ρ η$ , and $ρ η^{^{'}}$ from $\psip$ electromagnetic decays and $\ee$ annihilations

M. Ablikim

Cross sections and form factors for $\ee \to \wpi$, $ρ η$ , and $ρ\etap$ at center of mass energies of 3.650, 3.686, and 3.773 GeV are measured using data samples collected with the…

hep-ex2004★ 3 cited

First Measurement of the Branching Ratio of $J / ψ \to γ f_{2} (1270) f_{2} (1270)$

BES Collaboration, M. Ablikim

Using 58 million $J / ψ$ events taken with the BES II detector at the Beijing Electron Positron Collider, a new decay mode $J / ψ \to γ f_{2} (1270) f_{2} (1270) \to γ π^{+} π^{-} π^{+} π^{-}$ is obser…

hep-ex2004★ 19 cited

Measurements of $ψ (2 S)$ decays into $ϕ π^{0}$ , $ϕ η$ , $ϕ η^{^{'}}$ , $ω η$ , and $ω η^{^{'}}$

BES Collaboration

Decays of the $ψ (2 S)$ into Vector plus Pseudoscalar meson final states have been studied with 14 million $ψ (2 S)$ events collected with the BESII detector. Branching fractions of $ψ…

Measurement of the asymmetry parameter for the decay Λˉ→pˉ​π+

First measurements of J/Psi decays into Σ+Σˉ− and Ξ0Ξˉ0

Measurements of J/ψdecays into ωK \bar{K} πand ϕK \bar{K} π

Search for the decays J/ψ→γρϕ and J/ψ→γρω

Measurements of J/ψ and ψ(2S) decays into ΛΛˉπ0 and ΛΛˉη

Measurements of branching fractions for inclusive K0~/K0 and K*(892)+- decays of neutral and charged D mesons

Improved measurement of ψ(2S) decays into τ+τ−

Measurements of $\psip$ decays into γKKˉπ and $γη\pipi$

Pseudoscalar production at omega omega threshold in J/psi -> gamma omega omega

First observation of ψ(2S)→pnˉπ−+c.c.

Measurement of chi_cJ Decays to 2(pi^+pi^-)ppbar Final States

Measurements of Jψ decays into ωπ0, ωη, and ωη′

Partial Wave Analysis of χc0​→π+π−K+K−

Experimental study of \etac decays into vector-vector final states

Search for psi(3770)\raρπat the BESII detector at the Beijing Electron-Positron Collider

Obervation of χ_{cJ}--> omega omega decays

Precise measurement of spin-averaged chi_{cJ}(1P) mass using photon conversions in psi(2S) -> gamma chi_{cJ}

Measurement of the branching fractions of psi(2S) -> 3(pi+pi-) and J/psi -> 2(pi+pi-)

Observation of p pbar pi^0 and p pbar eta in psi' decays

Measurements of J/psi Decays into 2(pi+pi-)eta and 3(pi+pi-)eta

Resonances in J/ψ→ϕπ+π− and ϕK+K−

Measurement of the final states ωπ0, ρη, and ρη′ from $\psip$ electromagnetic decays and $\ee$ annihilations

First Measurement of the Branching Ratio of J/ψ→γf2​(1270)f2​(1270)

Measurements of ψ(2S) decays into ϕπ0, ϕη, ϕη′, ωη, and ωη′

Measurement of the asymmetry parameter for the decay $Λ ˉ \to p ˉ π^{+}$

First measurements of J/Psi decays into $Σ^{+} Σ ˉ^{-}$ and $Ξ^{0} Ξ ˉ^{0}$

Search for the decays $J / ψ \to γ ρϕ$ and $J / ψ \to γ ρ ω$

Measurements of $J / ψ$ and $ψ (2 S)$ decays into $Λ Λ ˉ π^{0}$ and $Λ Λ ˉ η$

Improved measurement of $ψ (2 S)$ decays into $τ^{+} τ^{-}$

Measurements of $\psip$ decays into $γ K K ˉ π$ and $γη\pipi$

First observation of $ψ (2 S) \to p n ˉ π^{-} + c . c .$

Measurements of $J ψ$ decays into $ω π^{0}$ , $ω η$ , and $ω η^{'}$

Partial Wave Analysis of $χ_{c 0} \to π^{+} π^{-} K^{+} K^{-}$

Resonances in $J / ψ \to ϕ π^{+} π^{-}$ and $ϕ K^{+} K^{-}$

Measurement of the final states $ω π^{0}$ , $ρ η$ , and $ρ η^{^{'}}$ from $\psip$ electromagnetic decays and $\ee$ annihilations

First Measurement of the Branching Ratio of $J / ψ \to γ f_{2} (1270) f_{2} (1270)$

Measurements of $ψ (2 S)$ decays into $ϕ π^{0}$ , $ϕ η$ , $ϕ η^{^{'}}$ , $ω η$ , and $ω η^{^{'}}$