L. M. Zhang

activity

20222025

C P

symmetry in the entangled

Ξ^{0} - Ξ ˉ^{0}

Pairs

45 citations · 212 across the 24 of their papers we have counts for

collaborators

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23 papers · 1 filter

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-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★ 5 cited

Measurements of Normalized Differential Cross Sections of Inclusive $η$ Production in $e^{+} e^{-}$ Annihilation at Energy from 2.0000 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using data samples collected with the BESIII detector operating at the BEPCII storage ring, the cross section of the inclusive process $e^{+} e^{-} \to η + X$ , normalized by the tota…

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-ex2023★ 40 cited

Determination of spin-parity quantum numbers of X(2370) as $0^{-+}$ from $J / ψ \to γ K_{S}^{0} K_{S}^{0} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +616

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, a partial wave analysis of the decay $J / ψ \to γ K_{S}^{0} K_{S}^{0} η^{'}$ is performed…

hep-ex2023

Observation and branching fraction measurement of the decay $J / ψ \to p ˉ Σ^{+} K_{S}^{0} + c . c .$

M. Ablikim, M. N. Achasov, P. Adlarson +612

The first observation of the decays $J / ψ \to p ˉ Σ^{+} K_{S}^{0}$ and $J / ψ \to p Σ ˉ^{-} K_{S}^{0}$ is reported using $(10087 \pm 44) \times 1 0^{6}$ $J\!/\!…

hep-ex2023★ 1 cited

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to Σ^{-} K^{+} π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +616

The singly Cabibbo-suppressed decay $Λ_{c}^{+} \to Σ^{-} K^{+} π^{+}$ is observed for the first time with a statistical significance of $6.4 σ$ by using 4.5 fb $^{- 1}$ of $e^{+} e^{-}$ colli…

hep-ex2023

Improved measurement of the branching fractions for $J / ψ \to γ π^{0}$ , $γ η$ and $γ η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

Using a data sample of $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with the BESIII detector, the decays of $J / ψ \to γ π^{0} (η, η^{'}) \to γ γ γ$ are studied. Newly measu…

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

Study of $e^{+} e^{-} \to η ϕ$ at center-of-mass energies from 3.773 to 4.600 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +610

We present a study of the process $e^{+} e^{-} \to η ϕ$ using data samples collected with the BESIII detector corresponding to an integrated luminosity of 15.03 fb $^{- 1}$ at 23 center-…

hep-ex2023

Observation of the decay $J / ψ \to e^{+} e^{-} η (1405)$ with $η (1405) \to π^{0} f_{0} (980)$

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

Using a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected by the BESIII detector in 2009, 2012, 2018 and 2019, the electromagnetic Dalitz process $J/ψ\to e^+ e^- η(14…

hep-ex2023

Measurement of $e^{+} e^{-} \to ϕ η^{'}$ cross sections at center-of-mass energies from 3.508 to 4.951 GeV and search for the decay $ψ (3770) \to ϕ η^{'}$

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

The cross sections of the $e^{+} e^{-} \to ϕ η^{'}$ process at center-of-mass energies from 3.508 to 4.951 GeV are measured with high precision using 26.1 fb $^{- 1}$ data collected with th…

hep-ex2023

Production of doubly-charged $Δ$ baryon in $e^{+} e^{-}$ annihilation at energies from 2.3094 to 2.6464 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

The processes $e^{+} e^{-} \to Δ^{++} Δ ˉ^{--}$ and $e^{+} e^{-} \to Δ^{++} p ˉ π^{-} + c . c .$ are studied for the first time with $179 pb^{- 1}$ of $e^{+} e^{-}$ annihilation…

hep-ex2023★ 45 cited

Tests of $C P$ symmetry in the entangled $Ξ^{0} - Ξ ˉ^{0}$ Pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +609

The $J / ψ \to Ξ^{0} Ξ ˉ^{0}$ process and subsequent decays are investigated using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected at the BESIII experiment. The decay parameters of…

hep-ex2023★ 3 cited

Cross section measurements of $e^{+} e^{-} \to Φ K^{+} K^{-}$ and $e^{+} e^{-} \to Φ K_{S}^{0} K_{S}^{0}$ at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

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

Based on 22.7 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at 33 different center-of-mass energies between 3.7730 GeV and 4.7008 GeV with the BESIII detector at the BEPCII col…

hep-ex2023

Measurement of the Branching Fraction for the Decay $ψ (3686) \to ϕ K_{S}^{0} K_{S}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +592

Based on $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decay $ψ (3686) \to ϕ K_{S}^{0} K_{S}^{0}$ is…

hep-ex2023★ 13 cited

Precision Measurement of the Decay $Σ^{+} \to p γ$ in the Process $J / ψ \to Σ^{+} Σ ˉ^{-}$

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

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, the radiative hyperon decay $Σ \to p γ$ is studied at an electron-positron collider experi…

hep-ex2023★ 18 cited

First simultaneous measurement of $Ξ^{0}$ and $Ξ ˉ^{0}$ asymmetry parameters in $ψ (3686)$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +595

The $Ξ^{0}$ asymmetry parameters are measured using entangled quantum $Ξ^{0}$ - $Ξ ˉ^{0}$ pairs from a sample of $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII…

hep-ex2023★ 35 cited

Observation of Three Charmoniumlike States with $J^{P C} = 1^{--}$ in $e^{+} e^{-} \to D^{* 0} D^{*-} π^{+}$

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

The Born cross sections of the process $e^{+} e^{-} \to D^{* 0} D^{*-} π^{+}$ at center-of-mass energies from 4.189 to 4.951 GeV are measured for the first time. The data samples used c…

hep-ex2023★ 3 cited

Measurements of the branching fractions of the inclusive decays $D^{0} (D^{+}) \to π^{+} π^{+} π^{-} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +590

Using $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ taken at a center-of-mass energy of 3.773 GeV with the BESIII detector, we report the f…

hep-ex2022

First Direct Measurement of the Absolute Branching Fraction of $Σ^{+} \to Λ e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +591

The first direct measurement of the absolute branching fraction of $Σ^{+} \to Λ e^{+} ν_{e}$ is reported based on an $e^{+} e^{-}$ annihilation sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ eve…

hep-ex2022★ 6 cited

Measurement of the $C P$ -even fraction of $D^{0} \to K^{+} K^{-} π^{+} π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

A determination of the $C P$ -even fraction $F_{+}$ in the decay $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ is presented. Using $2.93$ fb $^{- 1}$ of $e^{+} e^{-} \to ψ (3770) \to D D ˉ$ data collected by the B…

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

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

Measurements of Normalized Differential Cross Sections of Inclusive η Production in e+e− Annihilation at Energy from 2.0000 to 3.6710 GeV

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

Determination of spin-parity quantum numbers of X(2370) as 0−+ from J/ψ→γKS0​KS0​η′

Observation and branching fraction measurement of the decay J/ψ→pˉ​Σ+KS0​+c.c.

Observation of the Singly Cabibbo-Suppressed Decay Λc+​→Σ−K+π+

Improved measurement of the branching fractions for J/ψ→γπ0, γη and γη′

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

Study of e+e−→ηϕ at center-of-mass energies from 3.773 to 4.600 GeV

Observation of the decay J/ψ→e+e−η(1405) with η(1405)→π0f0​(980)

Measurement of e+e−→ϕη′ cross sections at center-of-mass energies from 3.508 to 4.951 GeV and search for the decay ψ(3770)→ϕη′

Production of doubly-charged Δ baryon in e+e− annihilation at energies from 2.3094 to 2.6464 GeV

Tests of CP symmetry in the entangled Ξ0−Ξˉ0 Pairs

Cross section measurements of e+e−→ΦK+K− and e+e−→ΦKS0​KS0​ at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

Measurement of the Branching Fraction for the Decay ψ(3686)→ϕKS0​KS0​

Precision Measurement of the Decay Σ+→pγ in the Process J/ψ→Σ+Σˉ−

First simultaneous measurement of Ξ0 and Ξˉ0 asymmetry parameters in ψ(3686) decay

Observation of Three Charmoniumlike States with JPC=1−− in e+e−→D∗0D∗−π+

Measurements of the branching fractions of the inclusive decays D0(D+)→π+π+π−X

First Direct Measurement of the Absolute Branching Fraction of Σ+→Λe+νe​

Measurement of the CP-even fraction of D0→K+K−π+π−

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

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

Measurements of Normalized Differential Cross Sections of Inclusive $η$ Production in $e^{+} e^{-}$ Annihilation at Energy from 2.0000 to 3.6710 GeV

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

Determination of spin-parity quantum numbers of X(2370) as $0^{-+}$ from $J / ψ \to γ K_{S}^{0} K_{S}^{0} η^{'}$

Observation and branching fraction measurement of the decay $J / ψ \to p ˉ Σ^{+} K_{S}^{0} + c . c .$

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to Σ^{-} K^{+} π^{+}$

Improved measurement of the branching fractions for $J / ψ \to γ π^{0}$ , $γ η$ and $γ η^{'}$

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

Study of $e^{+} e^{-} \to η ϕ$ at center-of-mass energies from 3.773 to 4.600 GeV

Observation of the decay $J / ψ \to e^{+} e^{-} η (1405)$ with $η (1405) \to π^{0} f_{0} (980)$

Measurement of $e^{+} e^{-} \to ϕ η^{'}$ cross sections at center-of-mass energies from 3.508 to 4.951 GeV and search for the decay $ψ (3770) \to ϕ η^{'}$

Production of doubly-charged $Δ$ baryon in $e^{+} e^{-}$ annihilation at energies from 2.3094 to 2.6464 GeV

Tests of $C P$ symmetry in the entangled $Ξ^{0} - Ξ ˉ^{0}$ Pairs

Cross section measurements of $e^{+} e^{-} \to Φ K^{+} K^{-}$ and $e^{+} e^{-} \to Φ K_{S}^{0} K_{S}^{0}$ at center-of-mass energies between 3.7730 GeV and 4.7008 GeV

Measurement of the Branching Fraction for the Decay $ψ (3686) \to ϕ K_{S}^{0} K_{S}^{0}$

Precision Measurement of the Decay $Σ^{+} \to p γ$ in the Process $J / ψ \to Σ^{+} Σ ˉ^{-}$

First simultaneous measurement of $Ξ^{0}$ and $Ξ ˉ^{0}$ asymmetry parameters in $ψ (3686)$ decay

Observation of Three Charmoniumlike States with $J^{P C} = 1^{--}$ in $e^{+} e^{-} \to D^{* 0} D^{*-} π^{+}$

Measurements of the branching fractions of the inclusive decays $D^{0} (D^{+}) \to π^{+} π^{+} π^{-} X$

First Direct Measurement of the Absolute Branching Fraction of $Σ^{+} \to Λ e^{+} ν_{e}$

Measurement of the $C P$ -even fraction of $D^{0} \to K^{+} K^{-} π^{+} π^{-}$