J. J. Song

activity

20152025

π^{0} π^{0}

system produced in radiative

J / ψ

decays

60 citations · 97 across the 11 of their papers we have counts for

collaborators

11 papers

hep-ex2025

Search for $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} h_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using $e^{+} e^{-}$ collision data at 13 center-of-mass energies ranging from 4.600 to 4.950 GeV collected with the BESIII detector, we search for the unmeasured $e^+e^-\to K_S^0 K_S^0…

hep-ex2023

Helicity amplitude analysis of $χ_{c J} \to ϕϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

Using (447.9 $\pm$ 2.3) million $ψ$ (3686) events collected with the BESIII detector, the decays of $χ_{c J} \to ϕϕ$ ( $J$ =0, 1, 2) have been studied via the decay $ψ(3686)\ri…

hep-ex2022

Observation of $ψ (3770) \to η J / ψ$

BESIII Collaboration

The Born cross section of the process $e^{+} e^{-} \to η J / ψ$ at a center-of-mass energy $s = 3.773 GeV$ is measured to be ( $8.89 \pm 0.88 \pm 0.42$ ) $pb$ , using a data…

hep-ex2022★ 6 cited

Evidence for $η_{c}$ (2S)$\to\pipieta$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

The decay $η_c(2S)\to\pipieta$ is searched for through the radiative transition $ψ (3686) \to γ η_{c} (2 S)$ using 448 million $ψ$ (3686) events accumulated at the BESIII detector. The fir…

hep-ex2022★ 7 cited

Study of $e^{+} e^{-} \to γ ϕ J / ψ$ from $s = 4.600$ to $4.951$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

Using data samples with an integrated luminosity of $6.4$ ~fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII storage ring, the process of $e^{+} e^{-} \to γ ϕ J / ψ$ is studie…

hep-ex2022★ 2 cited

Observation of $e^{+} e^{-} \to π^{0} π^{0} ψ_{2} (3823)$

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

Using a data sample corresponding to an integrated luminosity of 11.3 $f b^{- 1}$ collected at center-of-mass energies from $4.23$ to $4.70$ ~GeV with the BESIII detector, we obse…

hep-ex2022★ 6 cited

Search for $X (3872) \to π^{0} χ_{c 0}$ and $X (3872) \to π π χ_{c 0}$ at BESIII

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

Using 9.9 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies between 4.15 and 4.30 GeV, we search for the processes $e^+e^-\toγX(3872)…

hep-ex2019★ 7 cited

Study of electromagnetic Dalitz decays $χ_{c J} \to μ^{+} μ^{-} J / ψ$

M. Ablikim, M. N. Achasov, S. Ahmed +449

Using $4.48 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, we search for the decays $χ_{c J} \to μ^{+} μ^{-} J / ψ$ through the radiative decays $ψ(3686) \r…

hep-ex2019★ 1 cited

Observation of $χ_{c J} \to 4 K_{S}^{0}$

M. Ablikim, M. N. Achasov, S. Ahmed +461

By analyzing $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays of $χ_{c J} \to 4 K_{S}^{0}$ ( $J = 0, 1, 2$ ) are obser…

hep-ex2018★ 8 cited

Observation of OZI suppressed decays $χ_{c J} \to ω ϕ$

M. Ablikim, M. N. Achasov, S. Ahmed +462

Decays $χ_{c J} (J = 0, 1, 2) \to ω ϕ$ are studied using $(448.1 \pm 2.9) \times 1 0^{6} ψ (3686)$ events collected with the BESIII detector in 2009 and 2012. In addition to the previously est…

hep-ex2015★ 60 cited

An amplitude analysis of the $π^{0} π^{0}$ system produced in radiative $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +417

An amplitude analysis of the $π^{0} π^{0}$ system produced in radiative $J / ψ$ decays is presented. In particular, a piecewise function that describes the dynamics of the $π^{0}π^{0}…

Search for e+e−→KS0​KS0​hc​

Helicity amplitude analysis of χcJ​→ϕϕ

Observation of ψ(3770)→ηJ/ψ

Evidence for ηc​(2S)$\to\pipieta$ decay

Study of e+e−→γϕJ/ψ from s​=4.600 to 4.951 GeV

Observation of e+e−→π0π0ψ2​(3823)

Search for X(3872)→π0χc0​ and X(3872)→ππχc0​ at BESIII

Study of electromagnetic Dalitz decays χcJ​→μ+μ−J/ψ

Observation of χcJ​→4KS0​

Observation of OZI suppressed decays χcJ​→ωϕ

An amplitude analysis of the π0π0 system produced in radiative J/ψ decays