Z. An

activity

20102023

most citedConfirmation of the X(1835) and observation of the resonances X(2120) and X(2370) in J/psi->gamma pi^+pi^-eta'

152 citations · 506 across the 21 of their papers we have counts for

collaborators

21 papers

astro-ph.HE2023★ 2 cited

Evidence of mini-jet emission in a large emission zone from a magnetically-dominated gamma-ray burst jet

S. -X. Yi, C. -W. Wang, X. -Y. Shao +42

The second brightest GRB in history, GRB230307A, provides an ideal laboratory to study the mechanism of GRB prompt emission thanks to its extraordinarily high photon statistics and…

astro-ph.HE2023★ 11 cited

Magnetar emergence in a peculiar gamma-ray burst from a compact star merger

H. Sun, C. -W. Wang, J. Yang +42

The central engine that powers gamma-ray bursts (GRBs), the most powerful explosions in the universe, is still not identified. Besides hyper-accreting black holes, rapidly spinning…

astro-ph.HE2023★ 21 cited

The First GECAM Observation Results on Terrestrial Gamma-ray Flashes and Terrestrial Electron Beams

Y. Zhao, J. C. Liu, S. L. Xiong +59

Gravitational-wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) is a space-borne instrument dedicated to monitoring high-energy transients, including Terrestrial…

astro-ph.IM2021★ 3 cited

Ground-based calibration and characterization of GRD of GECAM: 8-160 keV

J. J. He, Z. H. An, W. X. Peng +58

As the main detector of the GECAM satellite, the calibration of the energy response and detection efficiency of the GRD detector is the main content of the ground-based calibration…

astro-ph.IM2021★ 4 cited

The SiPM Array Data Acquisition Algorithm Applied to the GECAM Satellite Payload

Y. Q. Liu, K. Gong, X. Q. Li +47

The Gravitational Wave Burst High-energy Electromagnetic Counterpart All-sky Monitor (GECAM), consists of 2 small satellites that each contain 25 LaBr3 (lanthanum bromide doped wit…

physics.ins-det2021★ 3 cited

Inflight performance of the GECAM Gamma-ray and Charge particle Detectors

X. Q. Li, X. Y. Wen, S. L. Xiong +56

The GECAM mission consists of two identical microsatellites (GECAM-A and GECAM-B). Each satellite is equipped with 25 gamma-ray detectors (GRD) and 8 charged particle detectors (CP…

hep-ex2021

Dedicated SiPM array for GRD of GECAM

D. L. Zhang, X. L. Sun, Z. H. An +45

The discovery of gravitational waves and gamma-ray bursts heralds the era of multi-messenger astronomy. With the adoption of two small satellites to achieve the all-sky monitoring…

hep-ex2012

First observation of the isospin violating decay $J / ψ \to Λ Σ ˉ^{0} + c . c .$

M. Ablikim, M. N. Achasov, D. J. Ambrose +353

Using a sample of $(225.2 \pm 2.8) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, we present results of a study of $J / ψ \to γ Λ Λ ˉ$ and report the first observ…

hep-ex2012★ 44 cited

Observation of $e^{+} e^{-} \to η J / ψ$ at center-of-mass energy $s q r t s = 4.009$ GeV

The BESIII Collaboration, M. Ablikim, M. N. Achasov +339

Using a 478 pb $^{- 1}$ data sample collected with the BESIII detector operating at the BEPCII storage ring at a center-of-mass energy of $s = 4.009$ GeV, the production of $e^{…

hep-ex2012★ 18 cited

Evidence for $η_{c} \to γ γ$ and Measurement of $J / ψ \to 3 γ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +340

The decay of $J / ψ$ to three photons is studied using $ψ (3686) \to π^{+} π^{-} J / ψ$ in a sample of $1.0641 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector. Evidence of the di…

hep-ex2012★ 1 cited

Observation of chi_{cJ} Decays to ΛΛbarπ^{+}π^{-}

BESIII Collaboration, M. Ablikim, M. N. Achasov +340

Decays of the chi_{cJ} states (J=0,\ 1,\ 2) to ΛΛbar\ pi^{+} π^{-}, including processes with intermediate Σ(1385), are studied through the E1 transition psi'-->γchi_{cJ} using 106…

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-ex2011★ 12 cited

Search for $η_{c}^{'}$ decays into vector meson pairs

The BESIII Collaboration

The processes $\etacpto ρ^{0}ρ^{0}$, $K^{* 0} K ˉ^{* 0}$ , and $ϕϕ$ are searched for using a sample of $1.06 \times 1 0^{8}$ $\psip$ events collected with the BESIII detector at the B…

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★ 152 cited

Confirmation of the X(1835) and observation of the resonances X(2120) and X(2370) in J/psi->gamma pi^+pi^-eta'

BESIII Collaboration

With a sample of (225.2\pm2.8)*10^{6} J/psi events registered in the BESIII detector, J/psi->gamma pi^+ pi^- eta' is studied using two eta' decay modes: eta'->pi^+ pi^- eta and eta…

hep-ex2010★ 50 cited

Study of a0(980)--f0(980) mixing

The BESIII Collaboration

Using samples of 2.25*10^8 J/psi events and 1.06*10^8 psi' events collected with the BES III detector, we study the f0(980) to a0(980) and a0(980) to f0(980) transitions in the pro…

Evidence of mini-jet emission in a large emission zone from a magnetically-dominated gamma-ray burst jet

Magnetar emergence in a peculiar gamma-ray burst from a compact star merger

The First GECAM Observation Results on Terrestrial Gamma-ray Flashes and Terrestrial Electron Beams

Ground-based calibration and characterization of GRD of GECAM: 8-160 keV

The SiPM Array Data Acquisition Algorithm Applied to the GECAM Satellite Payload

Inflight performance of the GECAM Gamma-ray and Charge particle Detectors

Dedicated SiPM array for GRD of GECAM

First observation of the isospin violating decay J/ψ→ΛΣˉ0+c.c.

Observation of e+e−→ηJ/ψ at center-of-mass energy sqrts=4.009 GeV

Evidence for ηc​→γγ and Measurement of J/ψ→3γ

Observation of chi_{cJ} Decays to ΛΛbarπ^{+}π^{-}

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

Search for ηc′​ decays into vector meson pairs

Search for CP and P violating pseudoscalar decays into ππ

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

Confirmation of the X(1835) and observation of the resonances X(2120) and X(2370) in J/psi->gamma pi^+pi^-eta'

Study of a0(980)--f0(980) mixing

First observation of the isospin violating decay $J / ψ \to Λ Σ ˉ^{0} + c . c .$

Observation of $e^{+} e^{-} \to η J / ψ$ at center-of-mass energy $s q r t s = 4.009$ GeV

Evidence for $η_{c} \to γ γ$ and Measurement of $J / ψ \to 3 γ$

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 $η_{c}^{'}$ decays into vector meson pairs

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 $ω ϕ$