X. Y. Song

activity

20112019

most citedSearch for hadronic transition

χ_{c J} \to η_{c} π^{+} π^{-}

and observation of

χ_{c J} \to K K ˉ π π π

201 citations · 805 across the 20 of their papers we have counts for

collaborators

20 papers

hep-ex2019★ 46 cited

Measurement of the cross section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ and observation of an excited $Ξ$ baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +483

Using a total of 11.0 fb $^{- 1}$ of $e^{+} e^{-}$ collision data with center-of-mass energies between 4.009 GeV and 4.6 GeV and collected with the BESIII detector at BEPCII, we measu…

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-ex2017★ 85 cited

Determination of the number of $ψ (3686)$ events at BESIII

M. Ablikim, M. N. Achasov, S. Ahmed +430

The numbers of $ψ (3686)$ events accumulated by the BESIII detector for the two rounds of data taking during 2009 and 2012 are determined to be $(107.0 \pm 0.8) \times 1 0^{6}$ and $(341.…

hep-ex2017★ 20 cited

Observation of the decay $Λ_{c}^{+} \to Σ^{-} π^{+} π^{+} π^{0}$

BESIII Collaboration, M Ablikim, M N Achasov +428

We report the first observation of the decay $Λ_{c}^{+} \to Σ^{-} π^{+} π^{+} π^{0}$ , based on data obtained in $e^{+} e^{-}$ annihilations with an integrated luminosity of 567~pb $^{- 1}$ at…

hep-ex2017★ 9 cited

Evidence for $e^{+} e^{-} \to γ η_{c} (1 S)$ at center-of-mass energies between 4.01 and 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +439

We present first evidence for the process $e^{+} e^{-} \to γ η_{c} (1 S)$ at six center-of-mass energies between 4.01 and 4.60~GeV using data collected by the BESIII experiment operating at B…

hep-ex2017★ 60 cited

Study of $J / ψ$ and $ψ (3686)$ decay to $Λ Λ ˉ$ and $Σ^{0} Σ ˉ^{0}$ final states

BESIII Collaboration, M. Ablikim, M. N. Achasov +426

Using $1310.6 \times 1 0^{6}$ $J / ψ$ and $447.9 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ collider, the branching fractions and the angula…

hep-ex2017★ 16 cited

Observation of $ψ (3686) \to e^{+} e^{-} χ_{c J}$ and $χ_{c J} \to e^{+} e^{-} J / ψ$

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

Using $4.479 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, we search for the decays $ψ (3686) \to e^{+} e^{-} χ_{c 0, 1, 2}$ and $χ_{c0,1,2} \rightarrow e^{…

hep-ex2016★ 7 cited

Measurements of the branching fractions for $D^{+} \to K_{S}^{0} K_{S}^{0} K^{+}$ , $K_{S}^{0} K_{S}^{0} π^{+}$ and $D^{0} \to K_{S}^{0} K_{S}^{0}$ , $K_{S}^{0} K_{S}^{0} K_{S}^{0}$

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

By analyzing $2.93 f b^{- 1}$ of data taken at the $ψ (3770)$ resonance peak with the BESIII detector, we measure the branching fractions for the hadronic decays $D^+\to K^0_SK^0…

hep-ex2016★ 18 cited

Observation of the doubly radiative decay $η^{'} \to γ γ π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +426

Based on a sample of $1.31$ billion $J / ψ$ events collected with the BESIII detector, we report the study of the doubly radiative decay $η^{'} \to γ γ π^{0}$ for the first time, where…

hep-ex2016★ 4 cited

Improved measurements of branching fractions for $η_{c} \to ϕϕ$ and $ω ϕ$

M. Ablikim, M. N. Achasov, X. C. Ai +419

Using $(223.7 \pm 1.4) \times 1 0^{6}$ J/ $ψ$ events accumulated with the BESIII detector, we study $η_{c}$ decays to $ϕϕ$ and $ω ϕ$ final states. The branching fraction of $η_{c} \to ϕϕ$ is meas…

hep-ex2016★ 56 cited

Amplitude analysis of the $χ_{c 1} \to η π^{+} π^{-}$ decays

M. Ablikim, M. N. Achasov, S. Ahmed +430

Using $448.0 \times 1 0^{6}$ ~ $ψ (3686)$ events collected with the BESIII detector, an amplitude analysis is performed for $ψ (3686) \to γ χ_{c 1}$ , $χ_{c 1} \to η π^{+} π^{-}$ decays. The most domin…

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★ 6 cited

Measurement of the branching fractions of $D_{s}^{+} \to η^{'} X$ and $D_{s}^{+} \to η^{'} ρ^{+}$ in $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

We study $D_{s}^{+}$ decays to final states involving the $η^{'}$ with a 482pb $^{- 1}$ data sample collected at $s$ = 4.009GeV with the \mbox{BESIII} detector at the BEP…

hep-ex2015★ 21 cited

Observation of the isospin-violating decay $J / ψ \to ϕ π^{0} f_{0} (980)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +410

Using a sample of 1.31 billion $J / ψ$ events collected with the BESIII detector at the BEPCII collider, the decays $J / ψ \to ϕ π^{+} π^{-} π^{0}$ and $J / ψ \to ϕ π^{0} π^{0} π^{0}$ are invest…

hep-ex2015★ 18 cited

Measurement of $y_{C P}$ in $D^{0} - D^{0}$ oscillation using quantum correlations in $e^{+} e^{-} \to D^{0} D^{0}$ at $s$ = 3.773\,GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +407

We report a measurement of the parameter $y_{C P}$ in $\ensuremath{D^0}\xspace-\ensuremath{\overline{D}^{0}}\xspace$ oscillations performed by taking advantage of quantum coherence…

hep-ex2014★ 4 cited

Search for C-parity violation in $J / ψ \to γ γ$ and $γ ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +391

Using $1.06 \times 1 0^{8}$ $ψ (3686)$ events recorded in $e^{+} e^{-}$ collisions at $s =$ 3.686 GeV with the BESIII at the BEPCII collider, we present searches for C-parity violat…

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★ 201 cited

Search for hadronic transition $χ_{c J} \to η_{c} π^{+} π^{-}$ and observation of $χ_{c J} \to K K ˉ π π π$

The BESIII Collaboration, M. Ablikim, M. N. Achasov +339

Hadronic transitions of $χ_{c J} \to η_{c} π^{+} π^{-}$ (J=0, 1, 2) are searched for using a sample of $1.06 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector at the BE…

hep-ex2011★ 36 cited

Search for a light exotic particle in J/psi radiative decays

BESIII Collaboration

Using a data sample containing 1.06x10^8 psi' events collected with the BESIII detector at the BEPCII electron-positron collider, we search for a light exotic particle X in the pro…

Measurement of the cross section for e+e−→Ξ−Ξˉ+ and observation of an excited Ξ baryon

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

Determination of the number of ψ(3686) events at BESIII

Observation of the decay Λc+​→Σ−π+π+π0

Evidence for e+e−→γηc​(1S) at center-of-mass energies between 4.01 and 4.60 GeV

Study of J/ψ and ψ(3686) decay to ΛΛˉ and Σ0Σˉ0 final states

Observation of ψ(3686)→e+e−χcJ​ and χcJ​→e+e−J/ψ

Measurements of the branching fractions for D+→KS0​KS0​K+, KS0​KS0​π+ and D0→KS0​KS0​, KS0​KS0​KS0​

Observation of the doubly radiative decay η′→γγπ0

Improved measurements of branching fractions for ηc​→ϕϕ and ωϕ

Amplitude analysis of the χc1​→ηπ+π− decays

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

Measurement of the branching fractions of Ds+​→η′X and Ds+​→η′ρ+ in e+e−→Ds+​Ds−​

Observation of the isospin-violating decay J/ψ→ϕπ0f0​(980)

Measurement of yCP​ in D0−D0 oscillation using quantum correlations in e+e−→D0D0 at s​ = 3.773\,GeV

Search for C-parity violation in J/ψ→γγ and γϕ

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

Search for hadronic transition χcJ​→ηc​π+π− and observation of χcJ​→KKˉπππ