Zhaocheng Du

activity

19992006

most citedMeasurements of the Cross Section for e+e- -> hadrons at Center-of-Mass Energies from 2 to 5 GeV

248 citations · 681 across the 16 of their papers we have counts for

collaborators

16 papers

hep-ex2006★ 47 cited

Measurements of the continuum $R_{uds}$ and $R$ values in $e^{+} e^{-}$ annihilation in the energy region between 3.650 and 3.872 GeV

M. Ablikim et al

We report measurents of the continuum $R_{uds}$ near the center-of-mass energy of 3.70 GeV, the $R_{uds (c) + ψ (3770)} (s)$ and the $R_{had} (s)$ values in $e^{+} e^{-}$ annihi…

hep-ex2006★ 98 cited

Measurements of the braching fractions for psi(3770)--> D0D0-bar,D+D-,DD-bar$ and the resonance parameters of psi(3770) and psi(2S)

M. Ablikim et al.

We report measurements of the branching fractions for $ψ (3770) \to D^{0} D ˉ^{0}, D^{+} D^{-}, D D ˉ$ and resonance parameters of $ψ (3770)$ and $ψ (2 S)$ . By analyzing the line-shapes of…

hep-ex2005★ 3 cited

Measurement of branching fractions for the inclusive Cabibbo-favored ~K0(892) and Cabibbo-suppressed K0(892) decays of neutral and charged D mesons

M. Ablikim, BES Collaboration

The branching fractions for the inclusive Cabibbo-favored ~K*0 and Cabibbo-suppressed K*0 decays of D mesons are measured based on a data sample of 33 pb-1 collected at and around…

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★ 36 cited

Study of J/psi decays to Lambda Lambdabar and Sigma0 Sigma0bar

BES Collaboration, M. Ablikim

The branching ratios and Angular distributions for J/psi decays to Lambda Lambdabar and Sigma0 Sigma0bar are measured using BESII 58 million J/psi.

hep-ex2005★ 105 cited

Evidence for kappa Meson Production in J/psi -> bar{K}^*(892)^0K^+pi^- Process

M. Ablikim

Based on 58 million BESII J/psi events, the bar{K}^*(892)^0K^+pi^- channel in K^+K^-pi^+pi^- is studied. A clear low mass enhancement in the invariant mass spectrum of K^+pi^- is o…

hep-ex2005

First Measurements of eta_c Decaying into K^+K^-2(pi^+pi^-) and 3(pi^+pi^-)

BES Collaboration, M. Ablikim

The decays of eta_c to K^+K^-2(pi^+pi^-) and 3(pi^+pi^-) are observed for the first time using a sample of 5.8X10^7 J/ψevents collected by the BESII detector. The product branching…

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★ 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-ex2003★ 14 cited

Measurement of Branching Ratios for $η_{c}$ Hadronic Decays

J. Z. Bai

In a sample of 58 million $J / ψ$ events collected with the BES II detector, the process J/ $ψ \to γ η_{c}$ is observed in five decay channels: $η_{c} \to K^{+} K^{-} π^{+} π^{-}$ , $π^{+} π^{-} π^{+} π^{-}$ , $K^\…

hep-ex2003★ 5 cited

Measurement of Inclusive Monmentum Spectra and Multiplicity Distributions of Charged Particles at $s \sim 2 - 5$ GeV

BES Collaboration, J. Z. Bai

Inclusive momentum spectra and multiplicity distributions of charged particles measured with BESII detector at center of mass energies of 2.2,2.6,3.0,3.2,4.6 and 4.8 GeV are presen…

hep-ex2003★ 15 cited

Search for Lepton Flavor Violation Process J/ $ψ \to e μ$

J. Z. Bai

Using a sample of 5.8X10E7 J/ $ψ$ events, the Beijing Spectrometer experiment has searched for the decay J/ $ψ \to e μ$ . Four candidates, consistent with the estimated background, are…

hep-ex2003★ 23 cited

Measurements of the Mass and Full-Width of the $η_{c}$ Meson

J. Z. Bai

In a sample of 58 million $J / ψ$ events collected with the BES II detector, the process J/ $ψ \to γ η_{c}$ is observed in five different decay channels: $γ K^{+} K^{-} π^{+} π^{-}$ , $γ π^{+} π^{-} π^{+} π^{-}$ ,…

hep-ex2001★ 248 cited

Measurements of the Cross Section for e+e- -> hadrons at Center-of-Mass Energies from 2 to 5 GeV

J. Z. Bai

We report values of $R = σ (e^{+} e^{-} \to ha d r o n s) / σ (e^{+} e^{-} \to μ^{+} μ^{-})$ for 85 center-of-mass energies between 2 and 5 GeV measured with the upgraded Beijing Spectrometer at the Beijin…

hep-ex2000★ 14 cited

Measurement of $ψ (2 S)$ decays to baryon pairs

J. Z. Bai

A sample of 3.95M $ψ (2 S)$ decays registered in the BES detector are used to study final states containing pairs of octet and decuplet baryons. We report branching fractions for $ψ(…

hep-ex1999★ 54 cited

Partial Wave Analysis of $J / ψ \to γ (π^{+} π^{-} π^{+} π^{-})$

J. Z. Bai

BES data on $J / ψ \to γ (π^{+} π^{-} π^{+} π^{-})$ have been analyzed into partial waves. We fit with resonances having $J^{P C} = 2^{++}$ at 1275 MeV, $0^{++}$ at 1500 MeV, $2^{++}$ at…

Measurements of the continuum Ruds​ and R values in e+e− annihilation in the energy region between 3.650 and 3.872 GeV

Measurements of the braching fractions for psi(3770)--> D0D0-bar,D+D-,DD-bar$ and the resonance parameters of psi(3770) and psi(2S)

Measurement of branching fractions for the inclusive Cabibbo-favored ~K*0(892) and Cabibbo-suppressed K*0(892) decays of neutral and charged D mesons

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

Study of J/psi decays to Lambda Lambdabar and Sigma0 Sigma0bar

Evidence for kappa Meson Production in J/psi -> bar{K}^*(892)^0K^+pi^- Process

First Measurements of eta_c Decaying into K^+K^-2(pi^+pi^-) and 3(pi^+pi^-)

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

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

Measurement of Branching Ratios for ηc​ Hadronic Decays

Measurement of Inclusive Monmentum Spectra and Multiplicity Distributions of Charged Particles at s​∼2−5 GeV

Search for Lepton Flavor Violation Process J/ψ→eμ

Measurements of the Mass and Full-Width of the ηc​ Meson

Measurements of the Cross Section for e+e- -> hadrons at Center-of-Mass Energies from 2 to 5 GeV

Measurement of ψ(2S) decays to baryon pairs

Partial Wave Analysis of J/ψ→γ(π+π−π+π−)

Measurements of the continuum $R_{uds}$ and $R$ values in $e^{+} e^{-}$ annihilation in the energy region between 3.650 and 3.872 GeV

Measurement of branching fractions for the inclusive Cabibbo-favored ~K0(892) and Cabibbo-suppressed K0(892) decays of neutral and charged D mesons

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

Measurement of Branching Ratios for $η_{c}$ Hadronic Decays

Measurement of Inclusive Monmentum Spectra and Multiplicity Distributions of Charged Particles at $s \sim 2 - 5$ GeV

Search for Lepton Flavor Violation Process J/ $ψ \to e μ$

Measurements of the Mass and Full-Width of the $η_{c}$ Meson

Measurement of $ψ (2 S)$ decays to baryon pairs

Partial Wave Analysis of $J / ψ \to γ (π^{+} π^{-} π^{+} π^{-})$