Y. Z. Sun

activity

20142024

e^{+} e^{-} \to π^{+} π^{-} J / ψ

cross section at center-of-mass energies from 3.77 to 4.60 GeV

264 citations · 1.1k across the 33 of their papers we have counts for

collaborators

33 papers

hep-ex2024

Observation of $D \to a_{0} (980) π$ in the decays $D^{0} \to π^{+} π^{-} η$ and $D^{+} \to π^{+} π^{0} η$

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

We report the first amplitude analysis of the decays $D^{0} \to π^{+} π^{-} η$ and $D^{+} \to π^{+} π^{0} η$ using a data sample taken with the BESIII detector at the center-…

hep-ex2024

Evidence of the $h_{c} \to K_{S}^{0} K^{+} π^{-} + c . c .$ decay

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

Based on $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected by the BESIII collaboration, evidence of the hadronic decay $h_{c} \to K_{S}^{0} K^{+} π^{-} + c . c .$ is found with a significance o…

hep-ex2024

Measurement of the Electromagnetic Transition Form-factors in the decays $η^{'} \to π^{+} π^{-} l^{+} l^{-}$

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

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

hep-ex2024

Observation of structures in the processes $e^{+} e^{-} \to ω χ_{c 1}$ and $ω χ_{c 2}$

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

We present measurements of the Born cross sections for the processes $e^{+} e^{-} \to ω χ_{c 1}$ and $ω χ_{c 2}$ at center-of-mass energies $s$ from 4.308 to 4.951 GeV. The mea…

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}^{+}\…

Observation of D→a0​(980)π in the decays D0→π+π−η and D+→π+π0η

Evidence of the hc​→KS0​K+π−+c.c. decay

Measurement of the Electromagnetic Transition Form-factors in the decays η′→π+π−l+l−

Observation of structures in the processes e+e−→ωχc1​ and ωχc2​

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

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

Observation of $D \to a_{0} (980) π$ in the decays $D^{0} \to π^{+} π^{-} η$ and $D^{+} \to π^{+} π^{0} η$

Evidence of the $h_{c} \to K_{S}^{0} K^{+} π^{-} + c . c .$ decay

Measurement of the Electromagnetic Transition Form-factors in the decays $η^{'} \to π^{+} π^{-} l^{+} l^{-}$

Observation of structures in the processes $e^{+} e^{-} \to ω χ_{c 1}$ and $ω χ_{c 2}$

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

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