X. Zhu

activity

20102026

Λ

hyperon polarization in nuclear collisions: evidence for the most vortical fluid

920 citations · 7k across the 121 of their papers we have counts for

collaborators

Showing 2014Show all

18 papers · 1 filter

hep-ex2014★ 64 cited

Study of J/psi->eta phi pi+pi- at BESIII

M. Ablikim, M. N. Achasov, X. C. Ai +402

Based on a sample of $2.25 \times 1 0^{8} J / ψ$ events taken with the BESIII detector at the BEPCII collider, we present the results of a study of the decay $J / ψ \to η ϕ π^{+} π^{-}$ . The…

hep-ex2014★ 16 cited

Precision measurement of the $D^{* 0}$ decay branching fractions

M. Ablikim, M. N. Achasov, X. C. Ai +405

Using 482 pb $^{- 1}$ of data taken at $s = 4.009$ GeV, we measure the branching fractions of the decays of $D^{* 0}$ into $D^{0} π^{0}$ and $D^{0} γ$ to be $\BR(D^{*0} \to D^0π^0)=(65.5…

hep-ex2014★ 24 cited

Search for the $Y (4140)$ via $e^{+} e^{-} \to γ ϕ J / ψ$ at $s =$ 4.23, 4.26 and 4.36 GeV

M. Ablikim, M. N. Achasov, X. C. Ai +402

Using data samples collected at center-of-mass energies $s = 4.23$ , 4.26, and 4.36 GeV with the BESIII detector operating at the BEPCII storage ring, we search for the produ…

hep-ex2014★ 11 cited

Search for the weak decays $J / ψ \to D_{s}^{(*)} e ν_{e}$

BESIII collaboration, M. Ablikim, M. N. Achasov +405

Using a sample of $2.25 \times 1 0^{8}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider, we search for the $J / ψ$ semi-leptonic weak decay $J/ψ\to D^{-}_{s} e^{+}…

hep-ex2014★ 133 cited

Study of $e^{+} e^{-} \to ω χ_{c J}$ at center-of-mass energies from 4.21 to 4.42 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +405

Based on data samples collected with the BESIII detector at the BEPCII collider at 9 center-of-mass energies from 4.21 to 4.42 GeV, we search for the production of $e^+e^-\to ωχ_{c…

hep-ex2014★ 8 cited

Observation of $J / ψ \to p p ˉ a_{0} (980)$ at BESIII

M. Ablikim, M. N. Achasov, X. C. Ai +389

Using $2.25 \times 1 0^{8}$ $J / ψ$ events collected with the BESIII detector at the BEPCII storage rings, we observe for the first time the process $J / ψ \to p p ˉ a_{0} (980)$ ,…

hep-ex2014★ 126 cited

Observation of $e^{+} e^{-} \to π^{0} π^{0} h_{c}$ and a neutral charmoniumlike structure $Z_{c} (4020)^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +402

Using data collected with the BESIII detector operating at the Beijing Electron Positron Collider at center-of-mass energies of $s = 4.23$ , 4.26, and 4.36~GeV, we observe $\EE…

hep-ex2014★ 1 cited

Search for the radiative transitions $ψ (3770) \to γ η_{c}$ and $γ η_{c} (2 S)$

M. Ablikim, M. N. Achasov, X. C. Ai +380

By using a 2.92 fb $^{- 1}$ data sample taken at $s = 3.773$ GeV with the BESIII detector operating at the BEPCII collider, we search for the radiative transitions $ψ(3770)\to…

hep-ex2014★ 17 cited

Study of e $^{+}$ e $^{-}$ $\to p p π^{0}$ in the Vicinity of the $ψ (3770)$

M. Ablikim, M. N. Achasov, X. C. Ai +375

The process $e^{+} e^{-} \to p p π^{0}$ has been studied by analyzing data collected at $s = 3.773$ GeV, at $s = 3.650$ GeV, and during a $ψ (3770)$ line shape sc…

hep-ex2014★ 4 cited

Measurement of the branching fraction for $ψ (3686) \to ω K^{+} K^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +381

With $1.06 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, the branching fraction of $ψ (3686) \to ω K^{+} K^{-}$ is measured to be $(1.54 \pm 0.04 \pm 0.11) \times 10^{…

hep-ex2014★ 28 cited

Observation of $η^{'} \to π^{+} π^{-} π^{+} π^{-}$ and $η^{'} \to π^{+} π^{-} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +376

Using a sample of $1.3 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector, we report the first observation of $η^{'} \to π^{+} π^{-} π^{+} π^{-}$ and $η^{\prime}\toπ^{+}π^…

nucl-ex2014★ 221 cited

Observation of $D^{0}$ meson nuclear modifications in Au+Au collisions at $s_{_{NN}}$ = 200 GeV

L. Adamczyk, J. K. Adkins, G. Agakishiev +352

We report the first measurement of charmed-hadron ( $D^{0}$ ) production via the hadronic decay channel ( $D^{0} \to K^{-} + π^{+}$ ) in Au+Au collisions at $s_{_{NN}}$ …

hep-ex2014★ 50 cited

Measurement of the $D \to K^{-} π^{+}$ strong phase difference in $ψ (3770) \to D^{0} D^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +381

We study $D^{0} D^{0}$ pairs produced in $e^{+} e^{-}$ collisions at $s = 3.773$ GeV using a data sample of 2.92 fb $^{- 1}$ collected with the BESIII detector. We measure th…

hep-ex2014★ 10 cited

Search for the rare decays $J / ψ \to D_{s}^{-} ρ^{+}$ and $J / ψ \to D^{0} K^{* 0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +376

A search for the rare decays of $J / ψ \to D_{s}^{-} ρ^{+} + c . c .$ and $J / ψ \to D^{0} K^{* 0} + c . c .$ is performed with a data sample of 225.3 million $J / ψ$ events co…

hep-ex2014★ 26 cited

Observation of Electromagnetic Dalitz decays J/ψ\to P e^+e^-

M. Ablikim, M. N. Achasov, X. C. Ai +377

Based on a sample of (225.3\pm2.8)\times 10^{6} J/ψevents collected with the BESIII detector, the electromagnetic Dalitz decays of J/ψ\to P e^+e^-(P=η'/η/π^0) are studied. By recon…

physics.ins-det2014★ 22 cited

Calibration and performance of the STAR Muon Telescope Detector using cosmic rays

C. Yang, X. J. Huang, C. M. Du +35

We report the timing and spatial resolution from the Muon Telescope Detector (MTD) installed in the STAR experiment at RHIC. Cosmic ray muons traversing the STAR detector have an a…

hep-ex2014★ 11 cited

Measurement of $χ_{c J}$ decaying into $η^{'} K^{+} K^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +376

Using $(106.41 \pm 0.86) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at BEPCII, we study for the first time the decay $χ_{c J} \to η^{'} K^{+} K^{-}$ , where $η^{'} \to γ ρ^{0}$ …

hep-ex2014★ 19 cited

Amplitude Analysis of the $D^{+} \to K_{S}^{0} π^{+} π^{0}$ Dalitz Plot

BESIII Collaboration, M. Ablikim, M. N. Achasov +375

We perform an analysis of the $D^{+} \to K_{S}^{0} π^{+} π^{0}$ Dalitz plot using a data set of 2.92 fb $^{- 1}$ of $e^{+} e^{-}$ collisions at the $ψ (3770)$ mass accumulated by the BESIII Experime…

Study of J/psi->eta phi pi+pi- at BESIII

Precision measurement of the D∗0 decay branching fractions

Search for the Y(4140) via e+e−→γϕJ/ψ at s​= 4.23, 4.26 and 4.36 GeV

Search for the weak decays J/ψ→Ds(∗)​eνe​

Study of e+e−→ωχcJ​ at center-of-mass energies from 4.21 to 4.42 GeV

Observation of J/ψ→ppˉ​a0​(980) at BESIII

Observation of e+e−→π0π0hc​ and a neutral charmoniumlike structure Zc​(4020)0

Search for the radiative transitions ψ(3770)→γηc​ and γηc​(2S)

Study of e+e− →pp​π0 in the Vicinity of the ψ(3770)

Measurement of the branching fraction for ψ(3686)→ωK+K−

Observation of η′→π+π−π+π− and η′→π+π−π0π0

Observation of D0 meson nuclear modifications in Au+Au collisions at sNN​​​ = 200 GeV

Measurement of the D→K−π+ strong phase difference in ψ(3770)→D0D0

Search for the rare decays J/ψ→Ds−​ρ+ and J/ψ→D0K∗0

Observation of Electromagnetic Dalitz decays J/ψ\to P e^+e^-

Calibration and performance of the STAR Muon Telescope Detector using cosmic rays

Measurement of χcJ​ decaying into η′K+K−

Amplitude Analysis of the D+→KS0​π+π0 Dalitz Plot

Precision measurement of the $D^{* 0}$ decay branching fractions

Search for the $Y (4140)$ via $e^{+} e^{-} \to γ ϕ J / ψ$ at $s =$ 4.23, 4.26 and 4.36 GeV

Search for the weak decays $J / ψ \to D_{s}^{(*)} e ν_{e}$

Study of $e^{+} e^{-} \to ω χ_{c J}$ at center-of-mass energies from 4.21 to 4.42 GeV

Observation of $J / ψ \to p p ˉ a_{0} (980)$ at BESIII

Observation of $e^{+} e^{-} \to π^{0} π^{0} h_{c}$ and a neutral charmoniumlike structure $Z_{c} (4020)^{0}$

Search for the radiative transitions $ψ (3770) \to γ η_{c}$ and $γ η_{c} (2 S)$

Study of e $^{+}$ e $^{-}$ $\to p p π^{0}$ in the Vicinity of the $ψ (3770)$

Measurement of the branching fraction for $ψ (3686) \to ω K^{+} K^{-}$

Observation of $η^{'} \to π^{+} π^{-} π^{+} π^{-}$ and $η^{'} \to π^{+} π^{-} π^{0} π^{0}$

Observation of $D^{0}$ meson nuclear modifications in Au+Au collisions at $s_{_{NN}}$ = 200 GeV

Measurement of the $D \to K^{-} π^{+}$ strong phase difference in $ψ (3770) \to D^{0} D^{0}$

Search for the rare decays $J / ψ \to D_{s}^{-} ρ^{+}$ and $J / ψ \to D^{0} K^{* 0}$

Measurement of $χ_{c J}$ decaying into $η^{'} K^{+} K^{-}$

Amplitude Analysis of the $D^{+} \to K_{S}^{0} π^{+} π^{0}$ Dalitz Plot