Zp Zheng

activity

19982012

most citedDesign and Construction of the BESIII Detector

1.2k citations · 2.9k across the 50 of their papers we have counts for

collaborators

50 papers

hep-ex2012★ 20 cited

Two-photon widths of the $χ_{c 0, 2}$ states and helicity analysis for $χ_{c2}\arγγ$}

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

Based on a data sample of 106 M $ψ^{'}$ events collected with the BESIII detector, the decays $ψ^{\prime}\arγχ_{c0, 2}$,$χ_{c0, 2}\arγγ$ are studied to determine the two-photo…

hep-ex2012

Study of $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

The decays $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$ have been investigated with a sample of 225.2 million $J / ψ$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ coll…

hep-ex2012★ 10 cited

Evidence for the Direct Two-Photon Transition from $ψ (3686)$ to $J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

The two-photon transition $ψ (3686) \to γ γ J / ψ$ is studied in a sample of 106 million $ψ (3686)$ decays collected by the BESIII detector. The branching fraction is measured to be $(3.1\…

hep-ex2012★ 19 cited

Precision measurement of the branching fractions of J/psi -> pi+pi-pi0 and psi' -> pi+pi-pi0

BESIII Collaboration, M. Ablikim, M. N. Achasov +345

We study the decays of the J/psi and psi' mesons to pi+pi-pi0 using data samples at both resonances collected with the BES III detector in 2009. We measure the corresponding branch…

hep-ex2012★ 99 cited

First observation of $η (1405)$ decays into $f_{0} (980) π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +332

The decays $J / ψ \to γ π^{+} π^{-} π^{0}$ and $J / ψ \to γ π^{0} π^{0} π^{0}$ are analyzed using a sample of 225 million $\jpsi$ events collected with the BESIII detector. The decay of $η…

hep-ex2012★ 10 cited

A study of thinner-THGEM, with some applications

H. B. Liu, Q. Liu, S. Chen +10

THGEMs (THick Gas Electron Multiplier) of varying thickness, hole diameter and hole pitch have been studied. For a thinner-THGEM of thickness 0.2 mm, with hole diameter 0.2 mm, pit…

hep-ex2011

Measurements of the mass and width of the eta_c using psi' -> gamma eta_c

BESIII Collaboration, M. Ablikim, M. N. Achasov +332

The mass and width of the lowest lying S-wave spin singlet charmonium state, the eta_c, are measured using a data sample of 1.06x10^8 psi' decays collected with the BESIII detector…

hep-ex2011★ 7 cited

Search for CP and $P$ violating pseudoscalar decays into $π π$

The BESIII Collaboration, M. Ablikim

Using a sample of $(225.2 \pm 2.8) \times 1 0^{6}$ $J / ψ$ events collected with the Beijing Spectrometer (BESIII) at the Beijing Electron-Positron Collider, CP and $P$ violating decays o…

hep-ex2011★ 30 cited

Observation of $χ_{c 1}$ decays into vector meson pairs $ϕϕ$ , $ω ω$ , and $ω ϕ$

M. Ablikim, M. N. Achasov, L. An +319

Decays of $χ_{c 1}$ to vector meson pairs $ϕϕ$ , $ω ω$ and $ω ϕ$ are observed for the first time using $(106 \pm 4) \times 1 0^{6}$ $\psip$ events accumulated at the BESIII detector at the B…

hep-ex2010★ 44 cited

Observation of charged kappa in J/psi -> K(892)-+Kspi+-, K(892)-+ -> Kspi-+ at BESII

BES Collaboration, M. Ablikim

Using 58 million J/psi decays obtained by BESII, a charged kappa particle is observed in the analysis of the Kspi+- system recoiling against K*(892)-+ selected in J/psi -> KsKspi+p…

physics.ins-det2009★ 1.2k cited

Design and Construction of the BESIII Detector

The BESIII Collaboration

This paper will discuss the design and construction of BESIII, which is designed to study physics in the tau-charm energy region utilizing the new high luminosity BEPCII double rin…

hep-ex2009★ 40 cited

Study of J/Psi decays into eta Kstar Kstar-bar

The BES Collaboration, M. Ablikim

We report the first observation of $\mPJpsi \to \mPeta\mPKst\mAPKst$ decay in a $\mPJpsi$ sample of 58 million events collected with the BESII detector. The branching fraction is d…

hep-ex2009★ 75 cited

$R$ value measurements for $e^{+} e^{-}$ annihilation at 2.60, 3.07 and 3.65 GeV

The BES Collaboration, M. Ablikim

Using a data sample with a total integrated luminosity of 10.0 pb $^{- 1}$ collected at center-of-mass energies of 2.6, 3.07 and 3.65 GeV with BESII, cross sections for $e^{+} e^{-}$ anni…

hep-ex2009★ 4 cited

Measurement of the Branching Fraction for J/ψ-> p \bar{p}ηand p \bar{p} η^{'}

BES collaboration

Using 58 $\times 1 0^{6}$ $\jpsi$ events collected with the Beijing Spectrometer (BESII) at the Beijing Electron Positron Collider (BEPC), the branching fractions of $\jpsi$ to $p\ba…

hep-ex2008★ 6 cited

Measurements of the observed cross sections for $e^{+} e^{-} \to$ exclusive light hadrons containing $π^{0} π^{0}$ at $s = 3.773$ , 3.650 and 3.6648 GeV

BES Collaboration

By analyzing the data sets of 17.3, 6.5 and 1.0 pb $^{- 1}$ taken, respectively, at $s = 3.773$ , 3.650 and 3.6648 GeV with the BES-II detector at the BEPC collider, we measure t…

hep-ex2008★ 6 cited

Measurements of the observed cross sections for e+e -> exclusive light hadrons containing K^S_0 meson at \sqrt{s} = 3.773 and 3.650 GeV

BES Collaboration

By analyzing the data sets of 17.3 pb $^{- 1}$ taken at $s = 3.773$ GeV and of 6.5 pb $^{- 1}$ taken at $s = 3.650$ GeV with the BES-II detector at the BEPC collider, we meas…

hep-ex2008★ 16 cited

Partial wave analysis of J/ψ\to γϕϕ

BES Collaboration

Using $5.8 \times 1 0^{7} J / ψ$ events collected in the BESII detector, the radiative decay $J / ψ \to γ ϕϕ \to γ K^{+} K^{-} K_{S}^{0} K_{L}^{0}$ is studied. The $ϕϕ$ invariant mass distribution exhibi…

hep-ex2007★ 4 cited

Direct Measurements of the Branching Fractions for Inclusive $K^{\pm}$ and Inclusive Semileptonic Decays of $D^{+}$ and $D^{0}$ Mesons

BES Collaboration

With singly-tagged $D ˉ$ samples selected from the data collected at and around 3.773 GeV with the BESII detector at the BEPC collider, we have measured the branching fractions…

hep-ex2007★ 11 cited

Experimental studies of the $π^{+} π^{-} π^{+} π^{-} π^{0}$ , $K^{+} K^{-} π^{+} π^{-} π^{0}$ and $p p ˉ π^{+} π^{-} π^{0}$ final states produced in $e^{+} e^{-}$ annihilation at $s =$ 3.773 and 3.650 GeV

The BES Collaboration

We report measurements of the observed cross sections for $e^{+} e^{-} \to ω π^{+} π^{-}$ , $ω K^{+} K^{-}$ , $ω p p ˉ$ , $K^{+} K^{-} ρ^{0} π^{0}$ , $K^{+} K^{-} ρ^{+} π^{-} + c . c .$ , $K^{* 0} K^{-} π^{+} π^{0} + c . c .$ , $K^{*+}K^-π^+π^-+c…

hep-ex2007★ 16 cited

Measurements of the observed cross sections for exclusive light hadron production in e^+e^- annihilation at \sqrt{s}= 3.773 and 3.650 GeV

The BES Collaboration

By analyzing the data sets of 17.3 pb $^{- 1}$ taken at $s = 3.773$ GeV and 6.5 pb $^{- 1}$ taken at $s = 3.650$ GeV with the BESII detector at the BEPC collider, we have mea…

hep-ex2007★ 7 cited

First observation of J/ψand ψ(2S) decaying to n K^0_S\barΛ+c.c

BES Collaboration

The decays of $\jpsi$ and $\psip$ to $n K_{S}^{0} Λ ˉ + c . c .$ are observed and measured for the first time, and the perturbative QCD ``12%'' rule is tested, based on $5.8 \times 10^7…

hep-ex2007★ 5 cited

Search for the Rare Decays $J / ψ \to D_{S}^{-} π^{+}$ , $J / ψ \to D^{-} π^{+}$ , and $J / ψ \to D ˉ^{0} K ˉ^{0}$

BES collaboration

Rare decay modes $J / ψ \to D_{S}^{-} π^{+} + c . c .$ , $J / ψ \to D^{-} π^{+} + c . c .$ , and $J / ψ \to D ˉ^{0} K ˉ^{0} + c . c .$ are searched for using 5.77 $\times 1 0^{7}$ $J / ψ$ events col…

hep-ex2007★ 118 cited

Determination of the $ψ (3770)$ , $ψ (4040)$ , $ψ (4160)$ and $ψ (4415)$ resonance parameters

M. Ablikim

$R$ measurement data taken with the BESII detector at center-of-mass energies between 3.7 and 5.0 GeV is fitted to determine resonance parameters (mass, total width, electron width…

hep-ex2007★ 22 cited

Measurements of the observed cross sections for $e^{+} e^{-} \to$ light hadrons at $s =$ 3.773 and 3.650 GeV

BES Collaboration

Using the data sets of 17.3 pb $^{- 1}$ collected at $s =$ 3.773 GeV and 6.5 pb $^{- 1}$ collected at $s =$ 3.650 GeV with the BESII detector at the BEPC collider, we have…

Two-photon widths of the χc0,2​ states and helicity analysis for $χ_{c2}\arγγ$}

Study of J/ψ→ppˉ​ and J/ψ→nnˉ

Evidence for the Direct Two-Photon Transition from ψ(3686) to J/ψ

Precision measurement of the branching fractions of J/psi -> pi+pi-pi0 and psi' -> pi+pi-pi0

First observation of η(1405) decays into f0​(980)π0

A study of thinner-THGEM, with some applications

Measurements of the mass and width of the eta_c using psi' -> gamma eta_c

Search for CP and P violating pseudoscalar decays into ππ

Observation of χc1​ decays into vector meson pairs ϕϕ, ωω, and ωϕ

Observation of charged kappa in J/psi -> K*(892)-+Kspi+-, K*(892)-+ -> Kspi-+ at BESII

Design and Construction of the BESIII Detector

Study of J/Psi decays into eta Kstar Kstar-bar

R value measurements for e+e− annihilation at 2.60, 3.07 and 3.65 GeV

Measurement of the Branching Fraction for J/ψ-> p \bar{p}ηand p \bar{p} η^{'}

Measurements of the observed cross sections for e+e−→ exclusive light hadrons containing π0π0 at s​=3.773, 3.650 and 3.6648 GeV

Measurements of the observed cross sections for e+e -> exclusive light hadrons containing K^S_0 meson at \sqrt{s} = 3.773 and 3.650 GeV

Partial wave analysis of J/ψ\to γϕϕ

Direct Measurements of the Branching Fractions for Inclusive K± and Inclusive Semileptonic Decays of D+ and D0 Mesons

Experimental studies of the π+π−π+π−π0, K+K−π+π−π0 and ppˉ​π+π−π0 final states produced in e+e− annihilation at s​= 3.773 and 3.650 GeV

Measurements of the observed cross sections for exclusive light hadron production in e^+e^- annihilation at \sqrt{s}= 3.773 and 3.650 GeV

First observation of J/ψand ψ(2S) decaying to n K^0_S\barΛ+c.c

Search for the Rare Decays J/ψ→DS−​π+, J/ψ→D−π+, and J/ψ→Dˉ0Kˉ0

Determination of the ψ(3770), ψ(4040), ψ(4160) and ψ(4415) resonance parameters

Measurements of the observed cross sections for e+e−→ light hadrons at s​= 3.773 and 3.650 GeV

Two-photon widths of the $χ_{c 0, 2}$ states and helicity analysis for $χ_{c2}\arγγ$}

Study of $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$

Evidence for the Direct Two-Photon Transition from $ψ (3686)$ to $J / ψ$

First observation of $η (1405)$ decays into $f_{0} (980) π^{0}$

Search for CP and $P$ violating pseudoscalar decays into $π π$

Observation of $χ_{c 1}$ decays into vector meson pairs $ϕϕ$ , $ω ω$ , and $ω ϕ$

Observation of charged kappa in J/psi -> K(892)-+Kspi+-, K(892)-+ -> Kspi-+ at BESII

$R$ value measurements for $e^{+} e^{-}$ annihilation at 2.60, 3.07 and 3.65 GeV

Measurements of the observed cross sections for $e^{+} e^{-} \to$ exclusive light hadrons containing $π^{0} π^{0}$ at $s = 3.773$ , 3.650 and 3.6648 GeV

Direct Measurements of the Branching Fractions for Inclusive $K^{\pm}$ and Inclusive Semileptonic Decays of $D^{+}$ and $D^{0}$ Mesons

Experimental studies of the $π^{+} π^{-} π^{+} π^{-} π^{0}$ , $K^{+} K^{-} π^{+} π^{-} π^{0}$ and $p p ˉ π^{+} π^{-} π^{0}$ final states produced in $e^{+} e^{-}$ annihilation at $s =$ 3.773 and 3.650 GeV

Search for the Rare Decays $J / ψ \to D_{S}^{-} π^{+}$ , $J / ψ \to D^{-} π^{+}$ , and $J / ψ \to D ˉ^{0} K ˉ^{0}$

Determination of the $ψ (3770)$ , $ψ (4040)$ , $ψ (4160)$ and $ψ (4415)$ resonance parameters

Measurements of the observed cross sections for $e^{+} e^{-} \to$ light hadrons at $s =$ 3.773 and 3.650 GeV