C. Li

activity

20032026

Λ

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

920 citations · 16.4k across the 511 of their papers we have counts for

collaborators

Showing 2015 · hep-exShow all

16 papers · 2 filters

hep-ex2015★ 7 cited

Measurement of the branching fraction for $ψ (3770) \to γ χ_{c 0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +409

By analyzing a data set of 2.92 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken at $s = 3.773 GeV$ and 106.41 $\times 1 0^{6}$ $ψ (3686)$ decays taken at $s = 3.686 GeV$ …

hep-ex2015★ 44 cited

Study of $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, X. C. Ai +412

We present an analysis of the decay $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$ based on data collected by the BESIII experiment at the $ψ (3770)$ resonance. Using a nearly background-free sample…

hep-ex2015★ 79 cited

Study of $π^{0}$ pair production in single-tag two-photon collisions

The Belle Collaboration, M. Masuda, S. Uehara +177

We report a measurement of the differential cross section of $π^{0}$ pair production in single-tag two-photon collisions, $γ^{*} γ \to π^{0} π^{0}$ , in $e^{+} e^{-}$ scattering. The cross secti…

hep-ex2015★ 15 cited

Search for $D^{0} \to γ γ$ and improved measurement of the branching fraction for $D^{0} \to π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +412

Using $2.92$ fb $^{- 1}$ of electron-positron annihilation data collected at $s = 3.773$ ~GeV with the BESIII detector, we report the results of a search for the flavor-changin…

hep-ex2015★ 4 cited

Observation of the electromagnetic doubly OZI-suppressed decay $J / ψ \to ϕ π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +411

Using a sample of $1.31$ billion $J / ψ$ events accumulated with the BESIII detector at the BEPCII collider, we report the observation of the decay $J / ψ \to ϕ π^{0}$ , which is…

hep-ex2015★ 87 cited

Measurement of the proton form factor by studying $e^{+} e^{-} \to p p ˉ$

M. Ablikim, M. N. Achasov, X. C. Ai +409

Using data samples collected with the BESIII detector at the BEPCII collider, we measure the Born cross section of $e^{+} e^{-} \to p p ˉ$ at 12 center-of-mass energies fr…

hep-ex2015★ 5 cited

Measurement of $B (ψ (3770) \to γ χ_{c 1})$ and search for $ψ (3770) \to γ χ_{c 2}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +411

We report a measurement of the branching fraction of $ψ (3770) \to γ χ_{c 1}$ and search for the transition $ψ (3770) \to γ χ_{c 2}$ based on 2.92~fb $^{- 1}$ of $e^{+} e^{-}$ data accumul…

hep-ex2015★ 61 cited

Observation of the Dalitz Decay $η^{'} \to γ e^{+} e^{-}$

M. Ablikim, M. N. Achasov, X. C. Ai +410

We report the first observation of the Dalitz decay $η^{'} \to γ e^{+} e^{-}$ , based on a data sample of 1.31 billion $J / ψ$ events collected with the BESIII detector. The $η^{'}$ mesons are pr…

hep-ex2015★ 99 cited

Measurements of Dielectron Production in Au $+$ Au Collisions at $s_{NN}$ = 200 GeV from the STAR Experiment

STAR Collaboration, L. Adamczyk, J. K. Adkins +325

We report on measurements of dielectron ( $e^{+} e^{-}$ ) production in Au $+$ Au collisions at a center-of-mass energy of 200 GeV per nucleon-nucleon pair using the STAR detector at RHIC.…

hep-ex2015★ 40 cited

Observation of Transverse Spin-Dependent Azimuthal Correlations of Charged Pion Pairs in $p^{↑} + p$ at $s = 200$ GeV

STAR Collaboration, L. Adamczyk, J. K. Adkins +325

We report the observation of transverse polarization-dependent azimuthal correlations in charged pion pair production with the STAR experiment in $p^{↑} + p$ collisions at RHIC.…

hep-ex2015★ 45 cited

Measurement of the $e^{+} e^{-} \to η J / ψ$ cross section and search for $e^{+} e^{-} \to π^{0} J / ψ$ at center-of-mass energies between 3.810 and 4.600~GeV

M. Ablikim, M. N. Achasov, X. C. Ai +409

Using data samples collected with the BESIII detector operating at the BEPCII collider at center-of-mass energies from 3.810 to 4.600 GeV, we perform a study of $e^{+}e^{-} \to ηJ/…

hep-ex2015★ 64 cited

Observation of the $ψ (1^{3} D_{2})$ state in $e^{+} e^{-} \to π^{+} π^{-} γ χ_{c 1}$ at BESIII

M. Ablikim, M. N. Achasov, X. C. Ai +409

We report the observation of the $X (3823)$ in the process $e^{+} e^{-} \to π^{+} π^{-} X (3823) \to π^{+} π^{-} γ χ_{c 1}$ with a statistical significance of $6.2 σ$ , in data samples at center-of-mass e…

hep-ex2015★ 106 cited

Study of $χ_{c J}$ decaying into $ϕ$ $K^{*} (892)$ $K ˉ$

M. Ablikim, M. N. Achasov, X. C. Ai +409

Using a data sample of 106 million $ψ (3686)$ events collected with the BESIII detector operated at the BEPCII storage ring, we study for the first time the decay $χ_{cJ}\toϕK^{0}_S…

hep-ex2015

The $ϕ (1020) \to e^{+} e^{-}$ meson decay measured with the STAR experiment in Au+Au collisions at $s_{_{N N}}$ = 200 GeV

STAR Collaboration, L. Adamczyk, J. K. Adkins +328

We report the measurement of the leptonic ( $e^{+} e^{-}$ ) decay channel of the $ϕ$ (1020) meson in Au+Au collisions at $s_{_{N N}}$ = 200 GeV by the STAR experiment. The transv…

hep-ex2015★ 2 cited

Searches for isospin-violating transitions $χ_{c 0, 2} \to π^{0} η_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +407

We present the first upper-limit measurement of the branching fractions of the isospin-violating transitions $χ_{c 0, 2} \to π^{0} η_{c}$ . The measurements are performed usin…

hep-ex2015★ 54 cited

Energy dependence of acceptance-corrected dielectron excess mass spectrum at mid-rapidity in Au+Au collisions at $s_{N N} = 19.6$ and 200 GeV

STAR Collaboration, L. Adamczyk, J. K. Adkins +331

The acceptance-corrected dielectron excess mass spectra, where the known hadronic sources have been subtracted from the inclusive dielectron mass spectra, are reported for the firs…

Measurement of the branching fraction for ψ(3770)→γχc0​

Study of D+→K−π+e+νe​

Study of π0 pair production in single-tag two-photon collisions

Search for D0→γγ and improved measurement of the branching fraction for D0→π0π0

Observation of the electromagnetic doubly OZI-suppressed decay J/ψ→ϕπ0

Measurement of the proton form factor by studying e+e−→ppˉ​

Measurement of B(ψ(3770)→γχc1​) and search for ψ(3770)→γχc2​

Observation of the Dalitz Decay η′→γe+e−

Measurements of Dielectron Production in Au+Au Collisions at sNN​​ = 200 GeV from the STAR Experiment

Observation of Transverse Spin-Dependent Azimuthal Correlations of Charged Pion Pairs in p↑+p at s​=200 GeV

Measurement of the e+e−→ηJ/ψ cross section and search for e+e−→π0J/ψ at center-of-mass energies between 3.810 and 4.600~GeV

Observation of the ψ(13D2​) state in e+e−→π+π−γχc1​ at BESIII

Study of χcJ​ decaying into ϕ K∗(892) Kˉ

The ϕ(1020)→e+e− meson decay measured with the STAR experiment in Au+Au collisions at sNN​​​ = 200 GeV

Searches for isospin-violating transitions χc0,2​→π0ηc​

Energy dependence of acceptance-corrected dielectron excess mass spectrum at mid-rapidity in Au+Au collisions at sNN​​=19.6 and 200 GeV

Measurement of the branching fraction for $ψ (3770) \to γ χ_{c 0}$

Study of $D^{+} \to K^{-} π^{+} e^{+} ν_{e}$

Study of $π^{0}$ pair production in single-tag two-photon collisions

Search for $D^{0} \to γ γ$ and improved measurement of the branching fraction for $D^{0} \to π^{0} π^{0}$

Observation of the electromagnetic doubly OZI-suppressed decay $J / ψ \to ϕ π^{0}$

Measurement of the proton form factor by studying $e^{+} e^{-} \to p p ˉ$

Measurement of $B (ψ (3770) \to γ χ_{c 1})$ and search for $ψ (3770) \to γ χ_{c 2}$

Observation of the Dalitz Decay $η^{'} \to γ e^{+} e^{-}$

Measurements of Dielectron Production in Au $+$ Au Collisions at $s_{NN}$ = 200 GeV from the STAR Experiment

Observation of Transverse Spin-Dependent Azimuthal Correlations of Charged Pion Pairs in $p^{↑} + p$ at $s = 200$ GeV

Measurement of the $e^{+} e^{-} \to η J / ψ$ cross section and search for $e^{+} e^{-} \to π^{0} J / ψ$ at center-of-mass energies between 3.810 and 4.600~GeV

Observation of the $ψ (1^{3} D_{2})$ state in $e^{+} e^{-} \to π^{+} π^{-} γ χ_{c 1}$ at BESIII

Study of $χ_{c J}$ decaying into $ϕ$ $K^{*} (892)$ $K ˉ$

The $ϕ (1020) \to e^{+} e^{-}$ meson decay measured with the STAR experiment in Au+Au collisions at $s_{_{N N}}$ = 200 GeV

Searches for isospin-violating transitions $χ_{c 0, 2} \to π^{0} η_{c}$

Energy dependence of acceptance-corrected dielectron excess mass spectrum at mid-rapidity in Au+Au collisions at $s_{N N} = 19.6$ and 200 GeV