W. P. Wang

activity

20152026

e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}

cross section near threshold

94 citations · 880 across the 47 of their papers we have counts for

collaborators

47 papers

hep-ex2026

Measurement of the double Dalitz decay $η \to e^{+} e^{-} e^{+} e^{-}$

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

Using a data sample of $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with the BESIII detector, we study the rare double Dalitz decay of $η \to e^{+} e^{-} e^{+} e^{-}$ …

hep-ex2026

Amplitude Analysis of the Isospin-Violating Decay $J / ψ \to γ η π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, we perform the first amplitude analysis of the process $J / ψ \to γ η π^{0}$ . The decay is dominated b…

hep-ex2026

Observation of $Λ_{c}^{+} \to n π^{+} η$ and search for $Λ_{c}^{+} \to n a_{0} (980)^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +719

By analysing 6.1 $fb^{- 1}$ of data collected at center-of-mass energies between $s = 4.600$ and 4.843 $GeV$ with the BESIII detector at the BEPCII collider, we obser…

hep-ex2026★ 2 cited

Precise Measurement of Matter-Antimatter Asymmetry with Entangled Hyperon Antihyperon Pairs

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

A search for $C P$ violation with an entangled system of $Ξ^{-} Ξ ˉ^{+}$ pairs is performed, using $(10, 087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII experiment. A nine…

hep-ex2026

Observation of $Λ ˉ p \to K^{+} π^{+} π^{-} π^{0}$ and $Λ ˉ p \to K^{+} π^{+} π^{-} 2 π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +750

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector at a center-of-mass energy of $s = 3.097$ GeV, the antihyperon-nucleon annihilation processe…

hep-ex2026

Amplitude analysis and branching fraction measurement of $J / ψ \to Λ Σ ˉ^{0} η + c.c$

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Based on a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, a partial-wave analysis of $J / ψ \to Λ Σ ˉ^{0} η + c.c$ is performed for th…

hep-ex2026

Search for the isospin-violating decays $χ_{cJ} \to Λ Σ ˉ^{0} + c . c .$ and $η_{c} \to Λ Σ ˉ^{0} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +701

Using a sample of $(2712.4 \pm 14.3) \times 1 0^{6}$ ~ $ψ (3686)$ events collected with the BESIII detector, we perform a search for the isospin-violating decays $χ_{cJ}\toΛ\barΣ^{0}+c.c.~…

hep-ex2026

Observation of $Ξ (1530)^{0}$ Polarization and Determination of Its Electric and Magnetic Moments in $ψ (3686) \to Ξ (1530)^{0} Ξ ˉ (1530)^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Using the data sample of $2.7 \times 1 0^{9}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we present an observation of the $Ξ (1530)^{0}$ polarization in th…

hep-ex2025

Measurements of the Absolute Branching Fraction of the Semileptonic Decay $Ξ^{-} \to Λ e^{-} ν ˉ_{e}$ and the Axial Charge of the $Ξ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +685

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, we study the semileptonic decay $Ξ^{-} \to Λ e^{-} ν ˉ_{e}$ for the first time at an electron-…

hep-ex2025

Search for the lepton number violating process $Ξ^{-} \to Σ^{+} e^{-} e^{-} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +691

We present a search for the lepton number violating decay $Ξ^{-} \to Σ^{+} e^{-} e^{-} + c . c .$ with $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected by the BESIII detector at the BEPCII…

hep-ex2025★ 2 cited

Measurement of the Born cross section for $e^{+} e^{-} \to p K^{-} K^{-} Ξ ˉ^{+}$ at $s =$ 3.5-4.9 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +695

Using $e^{+} e^{-}$ collision data corresponding to a total integrated luminosity of 20 $fb^{- 1}$ collected with the BESIII detector at the BEPCII collider, we present a measurem…

hep-ex2025★ 1 cited

Search for the charmonium weak decays $J / ψ \to D_{s}^{-} ρ^{+} + c . c .$ and $J / ψ \to D_{s}^{-} π^{+} + c . c .$

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

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events recorded with the BESIII detector, we search for the rare charmonium weak decays $J / ψ \to D_{s}^{-} ρ^{+} + c . c .$ and $J/ψ\to D_{s}^{-}π…

hep-ex2025

Amplitude analysis of $ψ (3686) \to γ K_{S}^{0} K_{S}^{0}$

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

Using $(2712 \pm 14) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, we perform the first amplitude analysis of the radiative decay $ψ (3686) \to γ K_{S}^{0} K_{S}^{0}$ within t…

hep-ex2022★ 6 cited

Evidence for the Cusp Effect in $η^{'}$ Decays into $η π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

Using a sample of $4.3 \times 1 0^{5}$ $η^{'} \to η π^{0} π^{0}$ events selected from the ten billion $J / ψ$ event dataset collected with the BESIII detector, we study the decay $η^{'} \to η π^{0} π^{0}$ wit…

hep-ex2022★ 83 cited

Precise Measurements of Decay Parameters and $C P$ Asymmetry with Entangled $Λ - Λ ˉ$ Pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +563

Based on 10 billion $J / ψ$ events collected at the BESIII experiment, a search for $C P$ violation in $Λ$ decay is performed in the difference between $C P$ -odd decay parameters $α_{-…

hep-ex2022★ 6 cited

Observation of the double Dalitz decay $η^{'} \to e^{+} e^{-} e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector at BEPCII, the double Dalitz decay $η^{'} \to e^{+} e^{-} e^{+} e^{-}$ is observed for the first time via the $…

hep-ex2022

Cross section measurements of the processes $e^{+} e^{-} \to ω π^{0}$ and $ω η$ at center-of-mass energies between 3.773 and 4.701 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +546

The Born cross sections of the processes $e^{+} e^{-} \to ω π^{0}$ and $e^{+} e^{-} \to ω η$ are measured at center-of-mass energies between 3.773 and 4.701 GeV using a total i…

hep-ex2022★ 8 cited

Measurements of Absolute Branching Fractions of $D^{0} \to K_{L}^{0} ϕ$ , $K_{L}^{0} η$ , $K_{L}^{0} ω$ , and $K_{L}^{0} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +504

We report the first measurements of the absolute branching fractions of $D^{0} \to K_{L}^{0} ϕ$ , $D^{0} \to K_{L}^{0} η$ , $D^{0} \to K_{L}^{0} ω$ , and $D^{0} \to K_{L}^{0} η^{'}$ , obtained by analyzing $2.93…

hep-ex2022★ 84 cited

Observation of an isoscalar resonance with exotic $J^{P C} = 1^{-+}$ quantum numbers in $J / ψ \to γ η η^{'}$

M. Ablikim, M. N. Achasov, P. Adlarson +523

Using a sample of (10.09 $\pm$ 0.04) $\times$ 10 $^{9}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII storage ring, a partial wave analysis of the decay $J/ψ\r…

hep-ex2022★ 27 cited

Observation of a state $X (2600)$ in the $π^{+} π^{-} η^{'}$ system in the process $J / ψ \to γ π^{+} π^{-} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +556

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, the process $J / ψ \to γ π^{+} π^{-} η^{'}$ is studied using two dominant decay channels of the $…

hep-ex2021

Search for the decay $h_{c} \to π^{0} J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +502

A search for the decay $h_{c} \to π^{0} J / ψ$ is performed using a sample of $h_{c}$ produced in the reaction $e^{+} e^{-} \to π^{+} π^{-} h_{c}$ . The data samples were collected with the B…

hep-ex2021★ 3 cited

Observation of the electromagnetic Dalitz decay $D^{* 0} \to D^{0} e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +504

Based on 3.19 fb $^{- 1}$ of $e^{+} e^{-}$ collision data accumulated at the center-of-mass energy 4.178 GeV with the BESIII detector operating at the BEPCII collider, the electromagnetic…

hep-ex2021★ 1 cited

Measurement of the $e^{+} e^{-} \to Σ^{0} Σ ˉ^{0}$ cross sections at center-of-mass energies from $2.3864$ to $3.0200$ GeV

M. Ablikim, M. N. Achasov, P. Adlarson +484

The Born cross sections of $e^{+} e^{-} \to Σ^{0} Σ ˉ^{0}$ are measured at center-of-mass energies from $2.3864$ to $3.0200$ GeV using data samples with an integrated luminosity of…

hep-ex2021★ 1 cited

Observation of the doubly Cabibbo-Suppressed decays $D^{+} \to K^{+} π^{0} π^{0}$ and $D^{+} \to K^{+} π^{0} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +496

By analyzing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of $2.93 f b^{- 1}$ collected at the center-of-mass energy of 3.773\,GeV with the BESIII detect…

Measurement of the double Dalitz decay η→e+e−e+e−

Amplitude Analysis of the Isospin-Violating Decay J/ψ→γηπ0

Observation of Λc+​→nπ+η and search for Λc+​→na0​(980)+

Precise Measurement of Matter-Antimatter Asymmetry with Entangled Hyperon Antihyperon Pairs

Observation of Λˉp→K+π+π−π0 and Λˉp→K+π+π−2π0

Amplitude analysis and branching fraction measurement of J/ψ→ΛΣˉ0η+c.c

Search for the isospin-violating decays χcJ​→ΛΣˉ0+c.c. and ηc​→ΛΣˉ0+c.c.

Observation of Ξ(1530)0 Polarization and Determination of Its Electric and Magnetic Moments in ψ(3686)→Ξ(1530)0Ξˉ(1530)0

Measurements of the Absolute Branching Fraction of the Semileptonic Decay Ξ−→Λe−νˉe​ and the Axial Charge of the Ξ−

Search for the lepton number violating process Ξ−→Σ+e−e−+c.c.

Measurement of the Born cross section for e+e−→pK−K−Ξˉ+ at s​= 3.5-4.9 GeV

Search for the charmonium weak decays J/ψ→Ds−​ρ++c.c. and J/ψ→Ds−​π++c.c.

Amplitude analysis of ψ(3686)→γKS0​KS0​

Evidence for the Cusp Effect in η′ Decays into ηπ0π0

Precise Measurements of Decay Parameters and CP Asymmetry with Entangled Λ−Λˉ Pairs

Observation of the double Dalitz decay η′→e+e−e+e−

Cross section measurements of the processes e+e−→ωπ0 and ωη at center-of-mass energies between 3.773 and 4.701 GeV

Measurements of Absolute Branching Fractions of D0→KL0​ϕ, KL0​η, KL0​ω, and KL0​η′

Observation of an isoscalar resonance with exotic JPC=1−+ quantum numbers in J/ψ→γηη′

Observation of a state X(2600) in the π+π−η′ system in the process J/ψ→γπ+π−η′

Search for the decay hc​→π0J/ψ

Observation of the electromagnetic Dalitz decay D∗0→D0e+e−

Measurement of the e+e−→Σ0Σˉ0 cross sections at center-of-mass energies from 2.3864 to 3.0200 GeV

Observation of the doubly Cabibbo-Suppressed decays D+→K+π0π0 and D+→K+π0η

Measurement of the double Dalitz decay $η \to e^{+} e^{-} e^{+} e^{-}$

Amplitude Analysis of the Isospin-Violating Decay $J / ψ \to γ η π^{0}$

Observation of $Λ_{c}^{+} \to n π^{+} η$ and search for $Λ_{c}^{+} \to n a_{0} (980)^{+}$

Observation of $Λ ˉ p \to K^{+} π^{+} π^{-} π^{0}$ and $Λ ˉ p \to K^{+} π^{+} π^{-} 2 π^{0}$

Amplitude analysis and branching fraction measurement of $J / ψ \to Λ Σ ˉ^{0} η + c.c$

Search for the isospin-violating decays $χ_{cJ} \to Λ Σ ˉ^{0} + c . c .$ and $η_{c} \to Λ Σ ˉ^{0} + c . c .$

Observation of $Ξ (1530)^{0}$ Polarization and Determination of Its Electric and Magnetic Moments in $ψ (3686) \to Ξ (1530)^{0} Ξ ˉ (1530)^{0}$

Measurements of the Absolute Branching Fraction of the Semileptonic Decay $Ξ^{-} \to Λ e^{-} ν ˉ_{e}$ and the Axial Charge of the $Ξ^{-}$

Search for the lepton number violating process $Ξ^{-} \to Σ^{+} e^{-} e^{-} + c . c .$

Measurement of the Born cross section for $e^{+} e^{-} \to p K^{-} K^{-} Ξ ˉ^{+}$ at $s =$ 3.5-4.9 GeV

Search for the charmonium weak decays $J / ψ \to D_{s}^{-} ρ^{+} + c . c .$ and $J / ψ \to D_{s}^{-} π^{+} + c . c .$

Amplitude analysis of $ψ (3686) \to γ K_{S}^{0} K_{S}^{0}$

Evidence for the Cusp Effect in $η^{'}$ Decays into $η π^{0} π^{0}$

Precise Measurements of Decay Parameters and $C P$ Asymmetry with Entangled $Λ - Λ ˉ$ Pairs

Observation of the double Dalitz decay $η^{'} \to e^{+} e^{-} e^{+} e^{-}$

Cross section measurements of the processes $e^{+} e^{-} \to ω π^{0}$ and $ω η$ at center-of-mass energies between 3.773 and 4.701 GeV

Measurements of Absolute Branching Fractions of $D^{0} \to K_{L}^{0} ϕ$ , $K_{L}^{0} η$ , $K_{L}^{0} ω$ , and $K_{L}^{0} η^{'}$

Observation of an isoscalar resonance with exotic $J^{P C} = 1^{-+}$ quantum numbers in $J / ψ \to γ η η^{'}$

Observation of a state $X (2600)$ in the $π^{+} π^{-} η^{'}$ system in the process $J / ψ \to γ π^{+} π^{-} η^{'}$

Search for the decay $h_{c} \to π^{0} J / ψ$

Observation of the electromagnetic Dalitz decay $D^{* 0} \to D^{0} e^{+} e^{-}$

Measurement of the $e^{+} e^{-} \to Σ^{0} Σ ˉ^{0}$ cross sections at center-of-mass energies from $2.3864$ to $3.0200$ GeV

Observation of the doubly Cabibbo-Suppressed decays $D^{+} \to K^{+} π^{0} π^{0}$ and $D^{+} \to K^{+} π^{0} η$