J. Fang

activity

20032025

J / ψ \to ϕ π^{+} π^{-}

and

ϕ K^{+} K^{-}

280 citations · 3.1k across the 79 of their papers we have counts for

collaborators

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76 papers · 1 filter

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★ 1 cited

Evidence of transverse polarization of $Ξ^{0}$ hyperon in $ψ (3686) \to Ξ^{0} Ξ ˉ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +684

Using $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we report an evidence of $Ξ^{0}$ transverse polarization with a sign…

hep-ex2023★ 12 cited

Measurement of $e^{+} e^{-} \to η J / ψ$ Cross Section from $s =$ 3.808 GeV to 4.951 GeV

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

Using data samples with an integrated luminosity of 22.42 fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII storage ring, we measure the cross sections of the $e^{…

hep-ex2022★ 6 cited

Search for hidden-charm tetraquark with strangeness in $e^{+} e^{-} \to K^{+} D_{s}^{-} D^{ 0} + c . c .$

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

We report a search for a heavier partner of the recently observed $Z_{cs} (3985)^{-}$ state, denoted as $Z_{cs}^{' -}$ , in the process $e^{+} e^{-}\rightarrow K^{+}D_{s}^{*-}D^…

hep-ex2022★ 8 cited

Study of $η (1405) / η (1475)$ in $J / ψ \to γ K_{S}^{0} K_{S}^{0} π^{0}$ decay

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

Using a sample of $(10.09 \pm 0.04) \times 1 0^{9}$ $J / ψ$ decays collected with the BESIII detector, partial wave analyses of the decay $J / ψ \to γ K_{S}^{0} K_{S}^{0} π^{0}$ are performed w…

hep-ex2022★ 34 cited

Observation of $Ξ^{-}$ Hyperon Transverse Polarization in $ψ (3686) \to Ξ^{-} Ξ ˉ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

Using a sample of $(448.1 \pm 2.9)$ $\times 1 0^{6}$ $ψ (3686)$ decays collected with the BESIII detector at BEPCII, we report an observation of $Ξ^{-}$ transverse polarization with…

hep-ex2022★ 26 cited

Evidence for a neutral near-threshold structure in the $K_{S}^{0}$ recoil-mass spectra in $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$ and $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{-}$

M. Ablikim, M. N. Achasov, P. Adlarson +558

We study the processes $e^{+} e^{-} \to K_{S}^{0} D_{s}^{+} D^{*-}$ and $e^{+} e^{-} \to K_{S}^{0} D_{s}^{*+} D^{-}$ , as well as their charge conjugated processes, at five center…

hep-ex2022★ 60 cited

Observation of the $Y (4230)$ and a new structure in $e^{+} e^{-} \to K^{+} K^{-} J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

The cross sections of $e^{+} e^{-} \to K^{+} K^{-} J / ψ$ at center-of-mass energies from 4.127 to 4.600~GeV are measured based on 15.6 fb $^{- 1}$ data collected with the BESIII detector…

hep-ex2022★ 70 cited

Measurement of integrated luminosities at BESIII for data samples at center-of-mass energies between 4.0 and 4.6 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +550

The integrated luminosities of the data samples collected in the BESIII experiment in 2016--2017 at center-of-mass energies between 4.19 and 4.28 GeV are measured with a precision…

hep-ex2021★ 5 cited

Measurement of the absolute branching fractions of Jpsi to gamma eta and eta decay modes

BESIII Collaboration

Based on a data sample of (1.0087+-0.0044)x10^10 Jpsi events collected by the BESIII detector at the BEPCII accelerator, the absolute branching fraction (BF) of the decay Jpsi->gam…

hep-ex2020★ 192 cited

Observation of a near-threshold structure in the $K^{+}$ recoil-mass spectra in $e^{+} e^{-} \to K^{+} (D_{s}^{-} D^{* 0} + D_{s}^{*-} D^{0})$

BESIII Collaboration, M. Ablikim, M. N. Achasov +494

We report a study of the processes of $e^{+} e^{-} \to K^{+} (D_{s}^{-} D^{* 0} + D_{s}^{*-} D^{0})$ based on $e^{+} e^{-}$ annihilation samples collected with the BESIII detector operating at BEPCII at…

hep-ex2020★ 60 cited

Measurements of Sigma+ and Sigma- Time-like Electromagnetic Form Factors for center-of-mass energies from 2.3864 to 3.0200 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +494

The Born cross sections of the $e^{+} e^{-} \to Σ^{+} Σ ˉ^{-}$ and $e^{+} e^{-} \to Σ^{-} Σ ˉ^{+}$ processes are determined with high precision for center-of-mass energy from 2.3864 to…

hep-ex2020★ 13 cited

Feasibility and physics potential of detecting $^{8}$ B solar neutrinos at JUNO

JUNO collaboration, Angel Abusleme, Thomas Adam +589

The Jiangmen Underground Neutrino Observatory~(JUNO) features a 20~kt multi-purpose underground liquid scintillator sphere as its main detector. Some of JUNO's features make it an…

hep-ex2020★ 47 cited

Observation of a resonant structure in $e^{+} e^{-} \to K^{+} K^{-} π^{0} π^{0}$

M. Ablikim, M. N. Achasov, P. Adlarson +498

Using $e^{+} e^{-}$ collision data samples with center-of-mass energies ranging from 2.000 to 2.644 GeV, collected by the BESIII detector at the BEPCII collider, and with a total in…

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-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-ex2019★ 47 cited

Observation of the decay $X (3872) \to π^{0} χ_{c 1} (1 P)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +468

Using a total of $9.0 fb^{- 1}$ of $e^{+} e^{-}$ collision data with center-of-mass energies between 4.15 and 4.30 GeV collected by the BESIII detector, we search for the proces…

hep-ex2018★ 37 cited

Observation of $D^{+} \to f_{0} (500) e^{+} ν_{e}$ and Improved Measurements of $D \to ρ e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, S. Ahmed +458

Using a data sample corresponding to an integrated luminosity of 2.93~fb $^{- 1}$ recorded by the BESIII detector at a center-of-mass energy of $3.773$ GeV, we present an analysis of…

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-ex2018★ 12 cited

Measurement of the phase between strong and electromagnetic amplitudes of $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +442

Using 16 energy points of $e^{+} e^{-}$ annihilation data collected in the vicinity of the $J / ψ$ resonance with the BESIII detector and with a total integrated luminosity of around…

hep-ex2018★ 37 cited

Observation of $a_{0}^{0} (980)$ - $f_{0} (980)$ Mixing

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

We report the first observation of $a_{0}^{0} (980)$ - $f_{0} (980)$ mixing in the decays of $J / ψ \to ϕ f_{0} (980) \to ϕ a_{0}^{0} (980) \to ϕ η π^{0}$ and $χ_{c1}\to a^{0}_{0}(980)π^{0}\to f_{0}…

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★ 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★ 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…

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

Evidence of transverse polarization of Ξ0 hyperon in ψ(3686)→Ξ0Ξˉ0

Measurement of e+e−→ηJ/ψ Cross Section from s​= 3.808 GeV to 4.951 GeV

Search for hidden-charm tetraquark with strangeness in e+e−→K+Ds∗−​D∗0+c.c.

Study of η(1405)/η(1475) in J/ψ→γKS0​KS0​π0 decay

Observation of Ξ− Hyperon Transverse Polarization in ψ(3686)→Ξ−Ξˉ+

Evidence for a neutral near-threshold structure in the KS0​ recoil-mass spectra in e+e−→KS0​Ds+​D∗− and e+e−→KS0​Ds∗+​D−

Observation of the Y(4230) and a new structure in e+e−→K+K−J/ψ

Measurement of integrated luminosities at BESIII for data samples at center-of-mass energies between 4.0 and 4.6 GeV

Measurement of the absolute branching fractions of Jpsi to gamma eta and eta decay modes

Observation of a near-threshold structure in the K+ recoil-mass spectra in e+e−→K+(Ds−​D∗0+Ds∗−​D0)

Measurements of Sigma+ and Sigma- Time-like Electromagnetic Form Factors for center-of-mass energies from 2.3864 to 3.0200 GeV

Feasibility and physics potential of detecting 8B solar neutrinos at JUNO

Observation of a resonant structure in e+e−→K+K−π0π0

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

Complete measurement of Λ electromagnetic form factors

Observation of the decay X(3872)→π0χc1​(1P)

Observation of D+→f0​(500)e+νe​ and Improved Measurements of D→ρe+νe​

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

Measurement of the phase between strong and electromagnetic amplitudes of J/ψ decays

Observation of a00​(980)-f0​(980) Mixing

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

Observation of the doubly radiative decay η′→γγπ0

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