Y. Z. Sun

activity

20112025

e^{+} e^{-} \to π^{+} π^{-}

Cross Section between 600 and 900 MeV Using Initial State Radiation

253 citations · 778 across the 17 of their papers we have counts for

collaborators

16 papers

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

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-ex2025

Study of $ϕ \to K K ˉ$ and $K_{S}^{0} - K_{L}^{0}$ Asymmetry in the Amplitude Analysis of $D_{s}^{+} \to K_{S}^{0} K_{L}^{0} π^{+}$ Decays

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

Using $e^{+} e^{-}$ annihilation data corresponding to a total integrated luminosity of 7.33 $f b^{- 1}$ collected at center-of-mass energies between 4.128 and 4.226~GeV with the BESI…

hep-ex2021★ 10 cited

Amplitude analysis and branching-fraction measurement of $D_{s}^{+} \to K_{S}^{0} K^{-} π^{+} π^{+}$

BESIII Collaboration

Using 6.32 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at the center-of-mass energies between 4.178 and 4.226 GeV,~an amplitude analysis of the $D^{+}_{s}…

hep-ex2020★ 20 cited

Observation of the semi-muonic decay $D^{+} \to ω μ^{+} ν_{μ}$

BESIII Collaboration

We report the first observation of the semi-muonic decay $D^{+} \to ω μ^{+} ν_{μ}$ using an $e^{+} e^{-}$ collision data sample corresponding to an integrated luminosity of $2.93~\mathrm{fb}^{-1…

hep-ex2019★ 62 cited

Complete measurement of $Λ$ electromagnetic form factors

M. Ablikim, M. N. Achasov, P. Adlarson +475

The exclusive process $e^{+} e^{-} \to Λ Λ ˉ$ , with $Λ \to p π^{-}$ and $Λ ˉ \to p ˉ π^{+}$ , has been studied at $s =$ 2.396 GeV for measurement of the $Λ$ electric and mag…

hep-ex2018★ 47 cited

Study of the $D^{0} \to K^{-} μ^{+} ν_{μ}$ dynamics and test of lepton flavor universality with $D^{0} \to K^{-} ℓ^{+} ν_{ℓ}$ decays

M. Ablikim, M. N. Achasov, S. Ahmed +456

Using $e^{+} e^{-}$ annihilation data of $2.93 fb^{- 1}$ collected at center-of-mass energy $s = 3.773$ GeV with the BESIII detector, we measure the absolute branching frac…

hep-ex2018★ 89 cited

Evidence of a resonant structure in the $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ cross section between 4.05 and 4.60 GeV

M. Ablikim, M. N. Achasov, S. Ahmed +435

The cross section of the process $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ for center-of-mass energies from 4.05 to 4.60~GeV is measured precisely using data samples collected with the BESIII detec…

hep-ex2015★ 89 cited

Measurement of the absolute branching fraction for $Λ_{c}^{+} \to Λ e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +65

We report the first absolute measurement of the branching fraction of $Λ_{c}^{+} \to Λ e^{+} ν_{e}$ . This measurement is based on 567 pb $^{- 1}$ of $e^{+} e^{-}$ annihilation data produce…

hep-ex2015★ 253 cited

Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ Cross Section between 600 and 900 MeV Using Initial State Radiation

M. Ablikim, M. N. Achasov, X. C. Ai +398

We extract the $e^{+} e^{-} \to π^{+} π^{-}$ cross section in the energy range between 600 and 900 MeV, exploiting the method of initial state radiation. A data set with an integrated…

hep-ex2013★ 14 cited

Search for the $η_{c} (2 S) / h_{c} \to p p ˉ$ decays and measurements of the $χ_{c J} \to p p ˉ$ branching fractions

BESlll Collaboration, M. Ablikim, M. N. Achasov +374

Using a sample of $1.06 \times 1 0^{8} ψ (3686)$ events collected with the BESIII detector at BEPCII, the decays $η_{c} (2 S) \to p p ˉ$ and $h_{c} \to p p ˉ$ are searched for, where…

hep-ex2012★ 48 cited

Determination of the number of $ψ^{'}$ event at BESIII

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

The number of $\psp$ events accumulated by the BESIII experiment from March 3 through April 14, 2009, is determined by counting inclusive hadronic events. The result is $106.41\tim…

hep-ex2012★ 46 cited

Observation of two new $N^{*}$ resonances in $ψ (3686) \to p p ˉ π^{0}$

BESIII Collaboration

Based on 106 $\times 1 0^{6} ψ (3686)$ events collected with the BESIII detector at the BEPCII facility, a partial wave analysis of $ψ (3686) \to p p ˉ π^{0}$ is performed. The bra…

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★ 35 cited

Study of resonant structure around 1.8 GeV/ $c^{2}$ and $η (1405)$ in $J / ψ \to ω η π^{+} π^{-}$

BESIII Collaboration

We present results of a study of the decay $J / ψ \to ω η π^{+} π^{-}$ using a sample of $(225.2 \pm 2.8) \times 1 0^{6}$ $J / ψ$ events collected by the BESIII detector, and report the observ…

hep-ex2011★ 39 cited

Measurement of the Matrix Element for the Decay $η^{'} \to η π^{+} π^{-}$

The BESIII Collaboration

The Dalitz plot of $η^{'} \to η π^{+} π^{-}$ decay is studied using $(225.2 \pm 2.8) \times 1 0^{6}$ $\jpsi$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ collider. Wi…

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

Observation of the decay ψ(3686)→Σ0Σˉ0ω

Study of ϕ→KKˉ and KS0​−KL0​ Asymmetry in the Amplitude Analysis of Ds+​→KS0​KL0​π+ Decays

Amplitude analysis and branching-fraction measurement of Ds+​→KS0​K−π+π+

Observation of the semi-muonic decay D+→ωμ+νμ​

Complete measurement of Λ electromagnetic form factors

Study of the D0→K−μ+νμ​ dynamics and test of lepton flavor universality with D0→K−ℓ+νℓ​ decays

Evidence of a resonant structure in the e+e−→π+D0D∗− cross section between 4.05 and 4.60 GeV

Measurement of the absolute branching fraction for Λc+​→Λe+νe​

Measurement of the e+e−→π+π− Cross Section between 600 and 900 MeV Using Initial State Radiation

Search for the ηc​(2S)/hc​→ppˉ​ decays and measurements of the χcJ​→ppˉ​ branching fractions

Determination of the number of ψ′ event at BESIII

Observation of two new N∗ resonances in ψ(3686)→ppˉ​π0

Search for ηc′​ decays into vector meson pairs

Study of resonant structure around 1.8 GeV/c2 and η(1405) in J/ψ→ωηπ+π−

Measurement of the Matrix Element for the Decay η′→ηπ+π−

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

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

Study of $ϕ \to K K ˉ$ and $K_{S}^{0} - K_{L}^{0}$ Asymmetry in the Amplitude Analysis of $D_{s}^{+} \to K_{S}^{0} K_{L}^{0} π^{+}$ Decays

Amplitude analysis and branching-fraction measurement of $D_{s}^{+} \to K_{S}^{0} K^{-} π^{+} π^{+}$

Observation of the semi-muonic decay $D^{+} \to ω μ^{+} ν_{μ}$

Complete measurement of $Λ$ electromagnetic form factors

Study of the $D^{0} \to K^{-} μ^{+} ν_{μ}$ dynamics and test of lepton flavor universality with $D^{0} \to K^{-} ℓ^{+} ν_{ℓ}$ decays

Evidence of a resonant structure in the $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ cross section between 4.05 and 4.60 GeV

Measurement of the absolute branching fraction for $Λ_{c}^{+} \to Λ e^{+} ν_{e}$

Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ Cross Section between 600 and 900 MeV Using Initial State Radiation

Search for the $η_{c} (2 S) / h_{c} \to p p ˉ$ decays and measurements of the $χ_{c J} \to p p ˉ$ branching fractions

Determination of the number of $ψ^{'}$ event at BESIII

Observation of two new $N^{*}$ resonances in $ψ (3686) \to p p ˉ π^{0}$

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

Study of resonant structure around 1.8 GeV/ $c^{2}$ and $η (1405)$ in $J / ψ \to ω η π^{+} π^{-}$

Measurement of the Matrix Element for the Decay $η^{'} \to η π^{+} π^{-}$