G. Y. Zhang

activity

20222025

Y (4230)

and evidence for a new vector charmonium-like state

Y (4710)

e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} J / ψ

30 citations · 161 across the 27 of their papers we have counts for

collaborators

26 papers

hep-ex2025

Production and Decay Dynamics of the Charmed Baryon $Λ_{c}^{+}$ in $e^{+} e^{-}$ Annihilations near Threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +700

The study of the charmed baryons is crucial for investigating the strong and weak interactions in the standard model and for gaining insights into the internal structure of baryons…

hep-ex2025★ 1 cited

Observation of Transverse Polarization and Determination of Psionic Form Factors of the $Λ$ Hyperon at $s = 3.773$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Using a data sample of $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 20.3 fb $^{- 1}$ collected by the BESIII detector at the BEPCII collider, we present a…

hep-ex2025

Observation of the decay $ψ (3686) \to Σ^{0} Σ ˉ^{0} ω$

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Using a dataset of $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of the decay $…

hep-ex2024★ 6 cited

Improved measurement of the semileptonic decay $D_{s}^{+} \to K^{0} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +649

Analyzing $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of $7.33 fb^{- 1}$ collected at center-of-mass energies between 4.128 and 4.226~GeV with the BES…

hep-ex2024★ 5 cited

Study of $e^{+} e^{-} \to ω X (3872)$ and $γ X (3872)$ from 4.66 to 4.95 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +640

Using data samples with an integrated luminosity of $4.5 fb^{- 1}$ collected by the BESIII detector at center-of-mass energies ranging from 4.66 to 4.95 GeV, we study the pro…

hep-ex2024★ 14 cited

Search for di-photon decays of an axion-like particle in radiative $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

We search for the di-photon decay of a light pseudoscalar axion-like particle, $a$ , in radiative $J / ψ$ decays, using 10 billion $J / ψ$ events collected with the BESIII detector. We…

hep-ex2024

Search for the production of deuterons and antideuterons in e^+e^- annihilation at center-of-mass energies between 4.13 and 4.70 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +603

Using a data sample of $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 19 fb $^{- 1}$ collected with the BESIII detector at the BEPCII collider, we search for th…

hep-ex2024★ 4 cited

Improved measurements of the Dalitz decays $η / η^{'} \to γ e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +628

Based on a data sample of 10 billion $J / ψ$ events collected with the BESIII detector, improved measurements of the Dalitz decays $η / η^{'} \to γ e^{+} e^{-}$ are performed, where the $…

hep-ex2024★ 1 cited

First observation of the decay $Λ_{c}^{+} \to n K_{S}^{0} π^{+} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +636

Based on 4.5 fb $^{- 1}$ of $e^{+} e^{-}$ collision data accumulated at center-of-mass energies between $4599.53$ MeV and $4698.82$ MeV with the BESIII detector, the decay $Λ_{c}^{+}\…

hep-ex2024★ 1 cited

Partial Wave Analysis of $J / ψ \to γ γ ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected by the BESIII detector at the BEPCII collider, a partial-wave analysis of the decay $γ γ ϕ$ is performed to invest…

hep-ex2023

Search for $D^{0} \to K_{S}^{0} K^{-} e^{+} ν_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} ν_{e}$ , and $D^{+} \to K^{+} K^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

A search has been performed for the semileptonic decays $D^{0} \to K_{S}^{0} K^{-} e^{+} ν_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} ν_{e}$ and $D^{+} \to K^{+} K^{-} e^{+} ν_{e}$ , using…

hep-ex2023★ 7 cited

Search for the decay $χ_{c 1} (3872) \to π^{+} π^{-} χ_{c 1}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

Using a data sample corresponding to an integrated luminosity of 10.9 fb $^{- 1}$ collected at center-of-mass energies from 4.16 to 4.34 GeV with the BESIII detector, we search for t…

hep-ex2023★ 6 cited

First observation of $Λ_{c}^{+} \to Λ K^{+} π^{0}$ and evidence of $Λ_{c}^{+} \to Λ K^{+} π^{+} π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

We present the first observation of the singly Cabibbo-suppressed decay $Λ_{c}^{+} \to Λ K^{+} π^{0}$ with a significance of $5.7 σ$ and the first evidence of $Λ_c^+ \rightarrow ΛK^+π…

hep-ex2023★ 3 cited

Measurement of the absolute branching fraction of the three-body decay $Λ_{c}^{+} \to Ξ^{0} K^{+} π^{0}$ and search for $Λ_{c}^{+} \to n K^{+} π^{0}$ , $Σ^{0} K^{+} π^{0}$ and $Λ K^{+} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

The Cabbibo-favored decay $Λ_{c}^{+} \to Ξ^{0} K^{+} π^{0}$ is studied for the first time using 6.1 fb $^{- 1}$ of $e^{+} e^{-}$ collision data at center-of-mass energies between 4.600 and 4.…

hep-ex2023★ 7 cited

Updated measurements of the M1 transition $ψ (3686) \to γ η_{c} (2 S)$ with $η_{c} (2 S) \to K K ˉ π$

BESIII Collaboration, M. Ablikim, M. N. Achasov +620

Based on a data sample of $(27.08 \pm 0.14) \times 1 0^{8} ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, the M1 transition $ψ (3686) \to γ η_{c} (2 S)$ with…

hep-ex2023

Search for the semileptonic decays $D_{s}^{+} \to K_{1} (1270)^{0} e^{+} ν_{e}$ and $D_{s}^{+} \to b_{1} (1235)^{0} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

By analyzing 7.33\,fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we search for the semileptonic de…

hep-ex2023★ 11 cited

Study of excited $Ξ$ states in $ψ (3686) \to K^{-} Λ Ξ^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +599

Based on a sample of $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at BEPCII, the decays of $ψ (3686) \to K^{-} Λ Ξ^{+} + c . c .$ with $\overl…

hep-ex2023★ 4 cited

Determination of the $C P$ -even fraction of $D^{0} \to K_{S}^{0} π^{+} π^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +608

Quantum-correlated $D D ˉ$ pairs collected by the BESIII experiment at the $ψ (3770)$ resonance, corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ , are used to study th…

hep-ex2023★ 17 cited

Test of $C P$ Symmetry in Hyperon to Neutron Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +608

The quantum entangled $J / ψ \to Σ^{+} Σ ˉ^{-}$ pairs from $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events taken by the BESIII detector are used to study the non-leptonic two-body weak…

hep-ex2023★ 4 cited

Measurement of branching fractions of $Λ_{c}^{+}$ decays to $Σ^{+} K^{+} K^{-}$ , $Σ^{+} ϕ$ and $Σ^{+} K^{+} π^{-} (π^{0})$

BESIII Collaboration, M. Ablikim, M. N. Achasov +612

Based on 4.5 fb $^{- 1}$ data taken at seven center-of-mass energies ranging from 4.600 to 4.699 GeV with the BESIII detector at the BEPCII collider, we measure the branching fractio…

hep-ex2023★ 9 cited

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p Λ ˉ$ Threshold in $e^{+} e^{-} \to p K^{-} Λ ˉ + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +593

A narrow structure in the $p Λ ˉ$ system near the mass threshold, named as $X (2085)$ , is observed in the process $e^{+} e^{-} \to p K^{-} Λ ˉ$ with a statistical significance greater th…

hep-ex2023★ 7 cited

Updated measurement of the branching fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$ via $τ^{+} \to π^{+} ν ˉ_{τ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

This paper reports the study of $D_{s}^{+} \to τ^{+} ν$ via $τ^{+} \to π^{+} ν ˉ_{τ}$ using a boosted decision tree method, with $7.33$ fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the B…

hep-ex2022★ 4 cited

Measurement of the absolute branching fraction of the inclusive decay $D_{s}^{+} \to π^{+} π^{+} π^{-} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +579

Using an $e^{+} e^{-}$ collision data sample with a total integrated luminosity of $3.19$ fb $^{- 1}$ collected with the BESIII detector at a center-of-mass energy of 4.178 GeV, the bran…

hep-ex2022★ 12 cited

Measurements of Differential Cross Sections of Inclusive $π^{0}$ and $K_{S}^{0}$ Production in $e^{+} e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

Based on electron positron collision data collected with the BESIII detector operating at the BEPCII storage rings, the differential cross sections of inclusive $π^{0}$ and $K_{S}^{0}$ p…

Production and Decay Dynamics of the Charmed Baryon Λc+​ in e+e− Annihilations near Threshold

Observation of Transverse Polarization and Determination of Psionic Form Factors of the Λ Hyperon at s​=3.773 GeV

Observation of the decay ψ(3686)→Σ0Σˉ0ω

Improved measurement of the semileptonic decay Ds+​→K0e+νe​

Study of e+e−→ωX(3872) and γX(3872) from 4.66 to 4.95 GeV

Search for di-photon decays of an axion-like particle in radiative J/ψ decays

Search for the production of deuterons and antideuterons in e^+e^- annihilation at center-of-mass energies between 4.13 and 4.70 GeV

Improved measurements of the Dalitz decays η/η′→γe+e−

First observation of the decay Λc+​→nKS0​π+π0

Partial Wave Analysis of J/ψ→γγϕ

Search for D0→KS0​K−e+νe​, D+→KS0​KS0​e+νe​, and D+→K+K−e+νe​

Search for the decay χc1​(3872)→π+π−χc1​

First observation of Λc+​→ΛK+π0 and evidence of Λc+​→ΛK+π+π−

Measurement of the absolute branching fraction of the three-body decay Λc+​→Ξ0K+π0 and search for Λc+​→nK+π0, Σ0K+π0 and ΛK+π0

Updated measurements of the M1 transition ψ(3686)→γηc​(2S) with ηc​(2S)→KKˉπ

Search for the semileptonic decays Ds+​→K1​(1270)0e+νe​ and Ds+​→b1​(1235)0e+νe​

Study of excited Ξ states in ψ(3686)→K−ΛΞ++c.c.

Determination of the CP-even fraction of D0→KS0​π+π−π0

Test of CP Symmetry in Hyperon to Neutron Decays

Measurement of branching fractions of Λc+​ decays to Σ+K+K−, Σ+ϕ and Σ+K+π−(π0)

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the pΛˉ Threshold in e+e−→pK−Λˉ+c.c.

Updated measurement of the branching fraction of Ds+​→τ+ντ​ via τ+→π+νˉτ​

Measurement of the absolute branching fraction of the inclusive decay Ds+​→π+π+π−X

Measurements of Differential Cross Sections of Inclusive π0 and KS0​ Production in e+e− Annihilation at Energies from 2.2324 to 3.6710 GeV

Production and Decay Dynamics of the Charmed Baryon $Λ_{c}^{+}$ in $e^{+} e^{-}$ Annihilations near Threshold

Observation of Transverse Polarization and Determination of Psionic Form Factors of the $Λ$ Hyperon at $s = 3.773$ GeV

Observation of the decay $ψ (3686) \to Σ^{0} Σ ˉ^{0} ω$

Improved measurement of the semileptonic decay $D_{s}^{+} \to K^{0} e^{+} ν_{e}$

Study of $e^{+} e^{-} \to ω X (3872)$ and $γ X (3872)$ from 4.66 to 4.95 GeV

Search for di-photon decays of an axion-like particle in radiative $J / ψ$ decays

Improved measurements of the Dalitz decays $η / η^{'} \to γ e^{+} e^{-}$

First observation of the decay $Λ_{c}^{+} \to n K_{S}^{0} π^{+} π^{0}$

Partial Wave Analysis of $J / ψ \to γ γ ϕ$

Search for $D^{0} \to K_{S}^{0} K^{-} e^{+} ν_{e}$ , $D^{+} \to K_{S}^{0} K_{S}^{0} e^{+} ν_{e}$ , and $D^{+} \to K^{+} K^{-} e^{+} ν_{e}$

Search for the decay $χ_{c 1} (3872) \to π^{+} π^{-} χ_{c 1}$

First observation of $Λ_{c}^{+} \to Λ K^{+} π^{0}$ and evidence of $Λ_{c}^{+} \to Λ K^{+} π^{+} π^{-}$

Measurement of the absolute branching fraction of the three-body decay $Λ_{c}^{+} \to Ξ^{0} K^{+} π^{0}$ and search for $Λ_{c}^{+} \to n K^{+} π^{0}$ , $Σ^{0} K^{+} π^{0}$ and $Λ K^{+} π^{0}$

Updated measurements of the M1 transition $ψ (3686) \to γ η_{c} (2 S)$ with $η_{c} (2 S) \to K K ˉ π$

Search for the semileptonic decays $D_{s}^{+} \to K_{1} (1270)^{0} e^{+} ν_{e}$ and $D_{s}^{+} \to b_{1} (1235)^{0} e^{+} ν_{e}$

Study of excited $Ξ$ states in $ψ (3686) \to K^{-} Λ Ξ^{+} + c . c .$

Determination of the $C P$ -even fraction of $D^{0} \to K_{S}^{0} π^{+} π^{-} π^{0}$

Test of $C P$ Symmetry in Hyperon to Neutron Decays

Measurement of branching fractions of $Λ_{c}^{+}$ decays to $Σ^{+} K^{+} K^{-}$ , $Σ^{+} ϕ$ and $Σ^{+} K^{+} π^{-} (π^{0})$

Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the $p Λ ˉ$ Threshold in $e^{+} e^{-} \to p K^{-} Λ ˉ + c . c .$

Updated measurement of the branching fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$ via $τ^{+} \to π^{+} ν ˉ_{τ}$

Measurement of the absolute branching fraction of the inclusive decay $D_{s}^{+} \to π^{+} π^{+} π^{-} X$

Measurements of Differential Cross Sections of Inclusive $π^{0}$ and $K_{S}^{0}$ Production in $e^{+} e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV