L. Xia

activity

20122021

e^{+} e^{-} \to π^{+} π^{-} J / ψ

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

264 citations · 4.6k across the 128 of their papers we have counts for

collaborators

Showing 2017 · hep-exShow all

14 papers · 2 filters

hep-ex2017★ 46 cited

Precision Study of $η^{'} \to γ π^{+} π^{-}$ Decay Dynamics

BESIII Collaboration, M. Ablikim, M. N. Achasov +431

Using a low background data sample of $9.7 \times 1 0^{5}$ $J ψ \to γ η^{'}$ , $η^{'} \to γ π^{+} π^{-}$ events, which are 2 orders of magnitude larger than those from the pr…

hep-ex2017★ 6 cited

Branching fraction measurement of $J / ψ \to K_{S} K_{L}$ and search for $J / ψ \to K_{S} K_{S}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +441

Using a sample of $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider, we study the decays of $J / ψ \to K_{S} K_{L}$ and $K_{S} K_{S}$ . The br…

hep-ex2017★ 20 cited

Measurement of $e^{+} e^{-} \to π^{0} π^{0} ψ (3686)$ at $s$ from 4.009 to 4.600 GeV and observation of a neutral charmoniumlike structure

M. Ablikim, M. N. Achasov, S. Ahmed +436

Using $e^{+} e^{-}$ collision data collected with the BESIII detector at the BEPCII collider corresponding to an integrated luminosity of 5.2 $f b^{- 1}$ at center-of-mass energies ($…

hep-ex2017★ 5 cited

Observation of $e^{+} e^{-} \to η Y (2175)$ at center-of-mass energies above 3.7 $\sim$ GeV

M. Ablikim, M. N. Achasov, S. Ahmed +426

The state $Y (2175)$ is observed in the process $e^{+} e^{-} \to η Y (2175)$ at center-of-mass energies between 3.7 and 4.6 $\sim$ GeV with a statistical significance larger than $10 σ$ usin…

hep-ex2017★ 88 cited

Observation of a cross-section enhancement near mass threshold in $e^{+} e^{-} \to Λ Λ ˉ$

M. Ablikim, M. N. Achasov, S. Ahmed +428

The process $e^{+} e^{-} \to Λ Λ ˉ$ is studied using data samples at $s = 2.2324$ , 2.400, 2.800 and 3.080 GeV collected with the BESIII detector operating at the BEPCII…

hep-ex2017★ 7 cited

Measurement of branching fractions for $ψ (3686) \to γ η^{'}, γ η$ and $γ π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +420

Using a data sample of $448 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII storage ring, the decays $ψ (3686) \to γ η$ and $ψ(3686)\ri…

Precision Study of η′→γπ+π− Decay Dynamics

Branching fraction measurement of J/ψ→KS​KL​ and search for J/ψ→KS​KS​

Measurement of e+e−→π0π0ψ(3686) at s​ from 4.009 to 4.600 GeV and observation of a neutral charmoniumlike structure

Observation of e+e−→ηY(2175) at center-of-mass energies above 3.7∼GeV

Observation of a cross-section enhancement near mass threshold in e+e−→ΛΛˉ