L. Zhu

activity

20212025

e^{+} e^{-} \to η J / ψ

Cross Section from

s =

3.808 GeV to 4.951 GeV

12 citations · 45 across the 20 of their papers we have counts for

collaborators

20 papers

hep-ex2025★ 1 cited

First observation of quantum correlations in $e^{+} e^{-} \to X D D ˉ$ and $C$ -even constrained $D D ˉ$ pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +698

The study of meson pairs produced with quantum correlations gives direct access to parameters that are challenging to measure in other systems. In this Letter, the existence of qua…

hep-ex2025

Search for sub-GeV invisible particles in inclusive decays of $J / ψ$ to $ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +696

A search for an invisible particle, $X$ , with a mass between 0 and 0.96 $GeV / c^{2}$ , is performed in the process $J / ψ \to ϕ + X$ using $(8774.0\pm39.4)\times…

hep-ex2025★ 2 cited

Unraveling the structure of $Λ$ hyperons with polarized $Λ Λ ˉ$ pairs

The BESIII Collaboration

With data collected in a dedicated energy scan from 2.3864 up to 3.0800 GeV, the BESIII collaboration provides the first complete energy-dependent measurements of the $Λ$ electroma…

hep-ex2025★ 1 cited

Study of $η \to π^{+} π^{-} l^{+} l^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +639

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events accumulated with the BESIII detector, we analyze the decays $η \to π^{+} π^{-} l^{+} l^{-}$ ( $l = e$ or $μ$ ) via the process $J/ψ…

hep-ex2024★ 3 cited

Measurement of Born cross section of $e^{+} e^{-} \to Σ^{0} Σ ˉ^{0}$ at $s = 3.50 - 4.95$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

Using $e^{+} e^{-}$ collision data collected with the BESIII detector at the BEPCII collider at thirty-two center-of-mass energies from 3.50 to 4.95 GeV, corresponding to an integrated…

hep-ex2024★ 5 cited

Observation of the charmonium decay $η_{c} \to γ γ$ in $J / ψ \to γ η_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +662

Using $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, the decay $η_{c} \to γ γ$ in $J / ψ \to γ η_{c}$ is observed. We determine the p…

hep-ex2024★ 2 cited

Partial wave analyses of $ψ (3686) \to p p ˉ π^{0}$ and $ψ (3686) \to p p ˉ η$

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

Using a sample of $(2712 \pm 14) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, we perform partial wave analyses of the decays $ψ (3686) \to p p ˉ π^{0}$ and $ψ(3686)\…

hep-ex2024

Search for $e^{+} e^{-} \to ϕ χ_{c 0}$ and $ϕ η_{c 2} (1 D)$ at center-of-mass energies from 4.47 to 4.95 GeV

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

Utilizing a data set of $6.7$ fb $^{- 1}$ from electron-positron collisions recorded by the BESIII detector at the BEPCII storage ring, a search is conducted for the processes $e^{+}…

hep-ex2024

Search for $X (3872) \to π^{0} π^{0} χ_{c 1, 2}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Using 10.1 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector with center-of-mass energies between 4.15 GeV and 4.30 GeV, we search for the decays $X(3872)\toπ^0…

hep-ex2024

Measurements of the $C P$ -even fractions of $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

The $C P$ -even fractions ( $F_{+}$ ) of the decays $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ are measured with a quantum-correlated $ψ (3770) \to D D ˉ$ data sample collec…

hep-ex2024

Study of $D^{+} \to K_{S}^{0} K^{*} (892)^{+}$ in $D^{+} \to K_{S}^{0} K_{S}^{0} π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

Using a data sample of $e^{+} e^{-}$ collisions corresponding to an integrated luminosity of 7.93 $f b^{- 1}$ collected with the BESIII detector at the center-of-mass energy 3.773~GeV…

hep-ex2024

Analysis of the dynamics of the decay $D^{+} \to K_{S}^{0} π^{0} e^{+} ν_{e}$

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

The branching fraction of $D^{+} \to K_{S}^{0} π^{0} e^{+} ν_{e}$ is measured for the first time using $7.93 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at the center-of-mass…

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★ 1 cited

Study of the decays $χ_{c J} \to Λ Λ ˉ ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

Based on $(2712.4 \pm 14.3) \times 1 0^{6}$ $e^{+} e^{-} \to ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, we report the first evidence of $χ_{c…

hep-ex2024★ 3 cited

Search for the Rare Decays $D_{s}^{+} \to h^{+} (h^{0}) e^{+} e^{-}$

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

Using 7.33~fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies in the range of $s = 4.128 - 4.226$ ~GeV, we search for the rare…

hep-ex2023

Study of the decay $J / ψ \to ϕ π^{0} η$

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

Based on $(10.09 \pm 0.04) \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII collider, a partial wave analysis of the decay $J / ψ \to ϕ π^{0} η$ is p…

hep-ex2023★ 7 cited

Evidence of the Singly Cabibbo Suppressed decay $Λ_{c}^{+} \to p π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

Evidence for the singly Cabibbo suppressed decay $Λ_{c}^{+} \to p π^{0}$ is reported for the first time with a statistical significance of $3.7 σ$ based on 6.0 $fb^{- 1}$ of $e^+e^-…

hep-ex2023★ 12 cited

Measurement of $e^{+} e^{-} \to η J / ψ$ Cross Section from $s =$ 3.808 GeV to 4.951 GeV

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

Using data samples with an integrated luminosity of 22.42 fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII storage ring, we measure the cross sections of the $e^{…

hep-ex2023

Search for a scalar partner of the $X (3872)$ via $ψ (3770)$ decays into $γ η η^{'}$ and $γ π^{+} π^{-} J / ψ$

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

Using a data sample corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ collected at a center-of-mass energy of 3.773~GeV with the BESIII detector at the BEPCII collider, w…

hep-ex2021★ 2 cited

Measurement of $e^{+} e^{-} \to ϕ π^{+} π^{-}$ cross sections at center-of-mass energies from 2.00 to 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +600

Using data corresponding to an integrated luminosity of $651 pb^{- 1}$ accumulated at 22 center-of-mass energies from 2.00 to 3.08 GeV by the BESIII experiment, the process…

First observation of quantum correlations in e+e−→XDDˉ and C-even constrained DDˉ pairs

Search for sub-GeV invisible particles in inclusive decays of J/ψ to ϕ

Unraveling the structure of Λ hyperons with polarized ΛΛˉ pairs

Study of η→π+π−l+l−

Measurement of Born cross section of e+e−→Σ0Σˉ0 at s​=3.50−4.95 GeV

Observation of the charmonium decay ηc​→γγ in J/ψ→γηc​

Partial wave analyses of ψ(3686)→ppˉ​π0 and ψ(3686)→ppˉ​η

Search for e+e−→ϕχc0​ and ϕηc2​(1D) at center-of-mass energies from 4.47 to 4.95 GeV

Search for X(3872)→π0π0χc1,2​

Measurements of the CP-even fractions of D0→π+π−π0 and D0→K+K−π0 at BESIII

Study of D+→KS0​K∗(892)+ in D+→KS0​KS0​π+

Analysis of the dynamics of the decay D+→KS0​π0e+νe​

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

Study of the decays χcJ​→ΛΛˉϕ

Search for the Rare Decays Ds+​→h+(h0)e+e−

Study of the decay J/ψ→ϕπ0η

Evidence of the Singly Cabibbo Suppressed decay Λc+​→pπ0

Measurement of e+e−→ηJ/ψ Cross Section from s​= 3.808 GeV to 4.951 GeV

Search for a scalar partner of the X(3872) via ψ(3770) decays into γηη′ and γπ+π−J/ψ

Measurement of e+e−→ϕπ+π− cross sections at center-of-mass energies from 2.00 to 3.08 GeV

First observation of quantum correlations in $e^{+} e^{-} \to X D D ˉ$ and $C$ -even constrained $D D ˉ$ pairs

Search for sub-GeV invisible particles in inclusive decays of $J / ψ$ to $ϕ$

Unraveling the structure of $Λ$ hyperons with polarized $Λ Λ ˉ$ pairs

Study of $η \to π^{+} π^{-} l^{+} l^{-}$

Measurement of Born cross section of $e^{+} e^{-} \to Σ^{0} Σ ˉ^{0}$ at $s = 3.50 - 4.95$ GeV

Observation of the charmonium decay $η_{c} \to γ γ$ in $J / ψ \to γ η_{c}$

Partial wave analyses of $ψ (3686) \to p p ˉ π^{0}$ and $ψ (3686) \to p p ˉ η$

Search for $e^{+} e^{-} \to ϕ χ_{c 0}$ and $ϕ η_{c 2} (1 D)$ at center-of-mass energies from 4.47 to 4.95 GeV

Search for $X (3872) \to π^{0} π^{0} χ_{c 1, 2}$

Measurements of the $C P$ -even fractions of $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ at BESIII

Study of $D^{+} \to K_{S}^{0} K^{*} (892)^{+}$ in $D^{+} \to K_{S}^{0} K_{S}^{0} π^{+}$

Analysis of the dynamics of the decay $D^{+} \to K_{S}^{0} π^{0} e^{+} ν_{e}$

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

Study of the decays $χ_{c J} \to Λ Λ ˉ ϕ$

Search for the Rare Decays $D_{s}^{+} \to h^{+} (h^{0}) e^{+} e^{-}$

Study of the decay $J / ψ \to ϕ π^{0} η$

Evidence of the Singly Cabibbo Suppressed decay $Λ_{c}^{+} \to p π^{0}$

Measurement of $e^{+} e^{-} \to η J / ψ$ Cross Section from $s =$ 3.808 GeV to 4.951 GeV

Search for a scalar partner of the $X (3872)$ via $ψ (3770)$ decays into $γ η η^{'}$ and $γ π^{+} π^{-} J / ψ$

Measurement of $e^{+} e^{-} \to ϕ π^{+} π^{-}$ cross sections at center-of-mass energies from 2.00 to 3.08 GeV