Li Zhou

activity

20132018

e^{+} e^{-} \to γ X (3872)

at BESIII

213 citations · 1.9k across the 46 of their papers we have counts for

collaborators

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45 papers · 1 filter

hep-ex2018★ 45 cited

Amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +444

An amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays is performed using the $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ decays collected by the BESIII detecto…

hep-ex2017★ 52 cited

Dark Photon Search in the Mass Range Between 1.5 and 3.4 GeV/ $c^{2}$

M. Ablikim, M. N. Achasov, X. C. Ai +414

Using a data set of 2.93 fb $^{- 1}$ taken at a center-of-mass energy $s$ = 3.773 GeV with the BESIII detector at the BEPCII collider, we perform a search for an extra U(1) ga…

hep-ex2016★ 53 cited

Study of $J / ψ$ and $ψ (3686) \to Σ (1385)^{0} Σ ˉ (1385)^{0}$ and $Ξ^{0} Ξ ˉ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +426

We study the decays of $J / ψ$ and $ψ (3686)$ to the final states $Σ (1385)^{0} Σ ˉ (1385)^{0}$ and $Ξ^{0} Ξ ˉ^{0}$ based on a single baryon tag method using data samples of $(1310.6 \p…

hep-ex2016★ 6 cited

Amplitude Analysis of the Decays $η^{'} \to π^{+} π^{-} π^{0}$ and $η^{'} \to π^{0} π^{0} π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +419

Based on a sample of $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector, an amplitude analysis of the isospin-violating decays $η^{'} \to π^{+} π^{-} π^{0}$ and…

hep-ex2016★ 8 cited

Measurement of the leptonic decay width of $J / ψ$ using initial state radiation

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

Using a data set of 2.93 fb $^{- 1}$ taken at a center-of-mass energy of $s$ = 3.773 GeV with the BESIII detector at the BEPCII collider, we measure the process $e^+e^-\righta…

hep-ex2016★ 47 cited

Study of $ψ$ decays to the $Ξ^{-} Ξ ˉ^{+}$ and $Σ (1385)^{\mp} Σ ˉ (1385)^{\pm}$ final states

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

We study the decays of the charmonium resonances $J / ψ$ and $ψ (3686)$ to the final states $Ξ^{-} Ξ ˉ^{+}$ , $Σ (1385)^{\mp} Σ ˉ (1385)^{\pm}$ based on a single baryon tag method usin…

hep-ex2015★ 54 cited

Observation of $e^{+} e^{-} \to ω χ_{c 1, 2}$ near $s$ = 4.42 and 4.6 GeV

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

Based on data samples collected with the BESIII detector operating at the BEPCII storage ring at center-of-mass energies $s >$ 4.4 GeV, the processes $e^+e^- \rightarrow ωχ_…

hep-ex2015★ 129 cited

Observation of $Z_{c} (3900)^{0}$ in $e^{+} e^{-} \to π^{0} π^{0} J / ψ$

BESIII Collaboration

Using a data sample collected with the BESIII detector operating at the BEPCII storage ring, we observe a new neutral state $Z_{c} (3900)^{0}$ with a significance of $10.4 σ$ . The mass…

hep-ex2015★ 12 cited

Observation of $η^{'} \to ω e^{+} e^{-}$

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

Based on a sample of \etapr mesons produced in the radiative decay $J / ψ \to γ η^{'}$ in $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector, the decay $η^{\prime}\t…

hep-ex2015★ 83 cited

Observation of a neutral charmoniumlike state $Z_{c} (4025)^{0}$ in $e^{+} e^{-} \to (D^{} D ˉ^{})^{0} π^{0}$

BESIII collaboration, M. Ablikim, M. N. Achasov +414

We report a study of the process $e^{+} e^{-} \to (D^{*} D ˉ^{*})^{0} π^{0}$ using $e^{+} e^{-}$ collision data samples with integrated luminosities of $1092 pb^{- 1}$ at $\sqrt{s…

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★ 47 cited

Measurement of the Matrix Elements for the Decays $η \to π^{+} π^{-} π^{0}$ and $η / η^{'} \to π^{0} π^{0} π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +413

Based on a sample of $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider, Dalitz plot analyses of selected 79,625 $η \to π^{+} π^{-} π^{0}$ …

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★ 50 cited

Observation and Spin-Parity Determination of the $X (1835)$ in $J / ψ \to γ K_{S}^{0} K_{S}^{0} η$

M. Ablikim, M. N. Achasov, X. C. Ai +413

We report an observation of the process $J / ψ \to γ X (1835) \to γ K_{S}^{0} K_{S}^{0} η$ at low $K_{S}^{0} K_{S}^{0}$ mass with a statistical significance larger than 12.9 $σ$ using a data…

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★ 14 cited

An Improved Limit for Gamma_ee of X(3872) and Gamma_ee Measurement of psi(3686)

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

Using the data sets taken at center-of-mass energies above 4 GeV by the BESIII detector at the BEPCII storage ring, we search for the reaction e+e- -> gamma_ISR X(3872) -> gamma_IS…

hep-ex2015★ 11 cited

Search for the isospin violating decay $Y (4260) \to J / ψ η π^{0}$

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

Using data samples collected at center of mass energies of $s$ = 4.009, 4.226, 4.257, 4.358, 4.416 and 4.599 GeV with the BESIII detector operating at the BEPCII storage rin…

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★ 19 cited

Measurements of $ψ (3686) \to K^{-} Λ Ξ ˉ^{+} + c . c .$ and $ψ (3686) \to γ K^{-} Λ Ξ ˉ^{+} + c . c$

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

Using a sample of $1.06\times10^8\ \psip$ events produced in $e^{+} e^{-}$ collisions at $s$ = 3.686 GeV and collected with the BESIII detector at the BEPCII collider, we present…

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★ 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…

Amplitude analysis of the KS​KS​ system produced in radiative J/ψ decays

Dark Photon Search in the Mass Range Between 1.5 and 3.4 GeV/c2

Study of J/ψ and ψ(3686)→Σ(1385)0Σˉ(1385)0 and Ξ0Ξˉ0

Amplitude Analysis of the Decays η′→π+π−π0 and η′→π0π0π0

Measurement of the leptonic decay width of J/ψ using initial state radiation

Study of ψ decays to the Ξ−Ξˉ+ and Σ(1385)∓Σˉ(1385)± final states

Observation of e+e−→ωχc1,2​ near s​ = 4.42 and 4.6 GeV

Observation of Zc​(3900)0 in e+e−→π0π0J/ψ

Observation of η′→ωe+e−

Observation of a neutral charmoniumlike state Zc​(4025)0 in e+e−→(D∗Dˉ∗)0π0

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

Measurement of the Matrix Elements for the Decays η→π+π−π0 and η/η′→π0π0π0

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

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

Observation and Spin-Parity Determination of the X(1835) in J/ψ→γKS0​KS0​η

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

An Improved Limit for Gamma_ee of X(3872) and Gamma_ee Measurement of psi(3686)

Search for the isospin violating decay Y(4260)→J/ψηπ0

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

Measurements of ψ(3686)→K−ΛΞˉ++c.c. and ψ(3686)→γK−ΛΞˉ++c.c

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

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

Amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays

Dark Photon Search in the Mass Range Between 1.5 and 3.4 GeV/ $c^{2}$

Study of $J / ψ$ and $ψ (3686) \to Σ (1385)^{0} Σ ˉ (1385)^{0}$ and $Ξ^{0} Ξ ˉ^{0}$

Amplitude Analysis of the Decays $η^{'} \to π^{+} π^{-} π^{0}$ and $η^{'} \to π^{0} π^{0} π^{0}$

Measurement of the leptonic decay width of $J / ψ$ using initial state radiation

Study of $ψ$ decays to the $Ξ^{-} Ξ ˉ^{+}$ and $Σ (1385)^{\mp} Σ ˉ (1385)^{\pm}$ final states

Observation of $e^{+} e^{-} \to ω χ_{c 1, 2}$ near $s$ = 4.42 and 4.6 GeV

Observation of $Z_{c} (3900)^{0}$ in $e^{+} e^{-} \to π^{0} π^{0} J / ψ$

Observation of $η^{'} \to ω e^{+} e^{-}$

Observation of a neutral charmoniumlike state $Z_{c} (4025)^{0}$ in $e^{+} e^{-} \to (D^{} D ˉ^{})^{0} π^{0}$

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

Measurement of the Matrix Elements for the Decays $η \to π^{+} π^{-} π^{0}$ and $η / η^{'} \to π^{0} π^{0} π^{0}$

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

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

Observation and Spin-Parity Determination of the $X (1835)$ in $J / ψ \to γ K_{S}^{0} K_{S}^{0} η$

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

Search for the isospin violating decay $Y (4260) \to J / ψ η π^{0}$

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

Measurements of $ψ (3686) \to K^{-} Λ Ξ ˉ^{+} + c . c .$ and $ψ (3686) \to γ K^{-} Λ Ξ ˉ^{+} + c . c$

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 $ϕ$ $K^{*} (892)$ $K ˉ$

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