J. Fang

activity

20182026

most citedObservation of an isoscalar resonance with exotic

J^{P C} = 1^{-+}

quantum numbers in

J / ψ \to γ η η^{'}

84 citations · 426 across the 23 of their papers we have counts for

collaborators

24 papers

hep-ex2026

Proof of principle for nucleon polarization measurement at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +754

A novel technique for measuring the spin polarization of final-state nucleons in a general-purpose spectrometer is validated. Using $10.09 \times 1 0^{9}$ $J / ψ$ events at BESIII, the…

hep-ex2022★ 51 cited

Partial wave analysis of $J / ψ \to γ η η^{'}$

M. Ablikim, M. N. Achasov, P. Adlarson +523

Based on a sample of (10.09 $\pm$ 0.04) $\times$ 10 $^{9}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII storage ring, a partial wave analysis of the decay $J/…

hep-ex2022★ 84 cited

Observation of an isoscalar resonance with exotic $J^{P C} = 1^{-+}$ quantum numbers in $J / ψ \to γ η η^{'}$

M. Ablikim, M. N. Achasov, P. Adlarson +523

Using a sample of (10.09 $\pm$ 0.04) $\times$ 10 $^{9}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII storage ring, a partial wave analysis of the decay $J/ψ\r…

hep-ex2022★ 21 cited

Partial wave analysis of $J / ψ \to γ η^{'} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +511

Using a sample of $(10.09 \pm 0.04) \times 1 0^{9} J / ψ$ events collected with the BESIII detector, a partial wave analysis of $J / ψ \to γ η^{'} η^{'}$ is performed. The masses a…

hep-ex2022★ 24 cited

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to n π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +511

The singly Cabibbo-suppressed decay $Λ_{c}^{+} \to n π^{+}$ is observed for the first time with a statistical significance of $7.3 σ$ by using 3.9 $fb^{- 1}$ of $e^{+} e^{-}$ …

hep-ex2021★ 30 cited

Measurement of the Cross Section for $e^{+} e^{-} \to$ hadrons at Energies from 2.2324 to 3.6710 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +557

Based on electron-positron collision data collected with the BESIII detector operating at the Beijing Electron Positron Collider II storage rings, the value of $R\equivσ(e^{+}e^{-}…

hep-ex2021★ 27 cited

Measurement of $Λ$ baryon polarization in $e^{+} e^{-} \to Λ Λ ˉ$ at $s = 3.773$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

Using a data sample of $ψ (3770)$ events collected with the BESIII detector at BEPCII corresponding to an integrated luminosity of 2.9 fb $^{- 1}$ , we report a measurement of $Λ$ spin…

hep-ex2021★ 1 cited

Observation of the doubly Cabibbo-Suppressed decays $D^{+} \to K^{+} π^{0} π^{0}$ and $D^{+} \to K^{+} π^{0} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +496

By analyzing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of $2.93 f b^{- 1}$ collected at the center-of-mass energy of 3.773\,GeV with the BESIII detect…

hep-ex2021

Search for invisible decays of the $Λ$ baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +498

A search for invisible decays of the $Λ$ baryon is carried out in the process $J / ψ \to Λ Λ ˉ$ based on $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with the BESIII detect…

hep-ex2021★ 10 cited

Search for the hyperon semileptonic decay $Ξ^{-} \to Ξ^{0} e^{-} ν_{e} ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +507

Using $(10.087 \pm 0.044) \times 1 0^{9}$ $J / ψ$ events collected by the BESIII detector at the BEPCII collider, we search for the hyperon semileptonic decay $Ξ^{-} \rightarrow Ξ^{0} e^{…

hep-ex2021

Cross sections for the reactions $e^{+} e^{-} \to K^{+} K^{-} π^{+} π^{-} (π^{0})$ , $K^{+} K^{-} K^{+} K^{-} (π^{0})$ , $π^{+} π^{-} π^{+} π^{-} (π^{0})$ , $p p ˉ π^{+} π^{-} (π^{0})$ in the energy region between 3.773 and 4.600 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +500

Using the data samples collected in the energy range from 3.773 to 4.600 GeV with the BESIII detector at the BEPCII collider, we measure the dressed cross sections as a function of…

hep-ex2021★ 1 cited

Measurement of the branching fraction for $ψ (3686) \to ω K_{S}^{0} K_{S}^{0}$

M. Ablikim, M. N. Achasov, P. Adlarson +531

Analyzing $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, the $ψ (3686) \to ω K_{S}^{0} K_{S}^{0}$ decay is observed for the first…

hep-ex2021★ 35 cited

Measurement of the cross section for $e^{+} e^{-} \to Λ Λ ˉ$ and evidence of the decay $ψ (3770) \to Λ Λ ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +502

The Born cross section of the process $e^{+} e^{-} \to Λ Λ ˉ$ is measured at 33 center-of-mass energies between 3.51 and 4.60 GeV using data corresponding to the total integr…

hep-ex2021★ 5 cited

First measurement of polarizations in the decay $D^{0} \to ω ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +502

Using a data sample corresponding to an integrated luminosity of 2.93 fb $^{- 1}$ collected at a center-of-mass energy $s = 3.773$ GeV by the BESIII detector, the decay $D^0 \to…

hep-ex2021★ 34 cited

Cross Section Measurement of $e^{+} e^{-} \to π^{+} π^{-} ψ (3686)$ from $s = 4.0076$ ~GeV to 4.6984~GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +501

Using data samples with a total integrated luminosity of $20.1 f b^{- 1}$ collected by the BESIII detector operating at the BEPCII collider, the cross section of the process $e^+…

hep-ex2021★ 10 cited

Measurement of $e^{+} e^{-} \to γ χ_{c 0, c 1, c 2}$ cross sections at center-of-mass energies between 3.77 and 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +501

The $e^{+} e^{-} \to γ χ_{c J}$ ( $J = 0, 1, 2$ ) processes are studied at center-of-mass energies ranging from 3.773 to 4.600 GeV, using a total integrated luminosity of 19.3 fb $^{- 1}$ $e^{+} e^{-}$ …

hep-ex2021★ 8 cited

Measurements of Born Cross Sections of $e^{+} e^{-} \to D_{s}^{*+} D_{s J}^{-} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +500

The Born cross sections are measured for the first time for the processes $e^{+} e^{-} \to D_{s}^{*+} D_{s 0}^{*} (2317)^{-} + c . c .$ and $e^{+} e^{-} \to D_{s}^{*+} D_{s 1} (2460)^{-} + c . c .$ at the center-of-m…

hep-ex2021★ 19 cited

Measurement of the absolute branching fraction of inclusive semielectronic $D_{s}^{+}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +503

We measure the inclusive semielectronic decay branching fraction of the $D_{s}^{+}$ meson. A double-tag technique is applied to $e^{+} e^{-}$ annihilation data collected by the BESIII exper…

hep-ex2021★ 24 cited

Observation of a near-threshold enhancement in the $Λ Λ ˉ$ mass spectrum from $e^{+} e^{-} \to ϕ Λ Λ ˉ$ at $s$ from 3.51 to 4.60 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +503

The process $e^{+} e^{-} \to ϕ Λ Λ ˉ$ is studied using data samples collected with the BESIII detector at the BEPCII collider at center-of-mass energies $s$ ranging from $3.51$ …

hep-ex2021★ 9 cited

Determination of the absolute branching fractions of $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{+} \to K ˉ^{0} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +502

Using 2.93 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at a center-of-mass energy of 3.773 GeV, we measure the absolute branching fractions of the decay…

hep-ex2021★ 24 cited

Study of the process $e^{+} e^{-} \to ϕ η$ at center-of-mass energies between 2.00 and 3.08 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +506

The process $e^{+} e^{-} \to ϕ η$ is studied at 22 center-of-mass energy points ( $s$ ) between 2.00 and 3.08 GeV using 715 pb $^{- 1}$ of data collected with the BESIII d…

hep-ex2021★ 1 cited

Observation of $e^{+} e^{-} \to η ψ (2 S)$ at center-of-mass energies from 4.236 to 4.600 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

Using a total of $5.25 fb^{- 1}$ of $e^{+} e^{-}$ collision data with center-of-mass energies from 4.236 to 4.600 GeV, we report the first observation of the process $e^{+}e^{-…

hep-ex2020★ 8 cited

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +499

Using a data sample of $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ events taken with the BESIII detector at the center-of-mass energy of 3.097 GeV, we search for the first time for the…

hep-ex2018

Study of the Dalitz decay $J / ψ \to e^{+} e^{-} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +507

We report corrected results on a study of the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} η$ and search for di-electron decays of a light dark gauge boson ( $γ^{'}$ ) in $J / ψ \to γ^{'} η$ w…

Proof of principle for nucleon polarization measurement at BESIII

Partial wave analysis of J/ψ→γηη′

Observation of an isoscalar resonance with exotic JPC=1−+ quantum numbers in J/ψ→γηη′

Partial wave analysis of J/ψ→γη′η′

Observation of the Singly Cabibbo-Suppressed Decay Λc+​→nπ+

Measurement of the Cross Section for e+e−→ hadrons at Energies from 2.2324 to 3.6710 GeV

Measurement of Λ baryon polarization in e+e−→ΛΛˉ at s​=3.773 GeV

Observation of the doubly Cabibbo-Suppressed decays D+→K+π0π0 and D+→K+π0η

Search for invisible decays of the Λ baryon

Search for the hyperon semileptonic decay Ξ−→Ξ0e−νe​ˉ​

Cross sections for the reactions e+e−→K+K−π+π−(π0), K+K−K+K−(π0), π+π−π+π−(π0), ppˉ​π+π−(π0) in the energy region between 3.773 and 4.600 GeV

Measurement of the branching fraction for ψ(3686)→ωKS0​KS0​

Measurement of the cross section for e+e−→ΛΛˉ and evidence of the decay ψ(3770)→ΛΛˉ

First measurement of polarizations in the decay D0→ωϕ

Cross Section Measurement of e+e−→π+π−ψ(3686) from s​=4.0076~GeV to 4.6984~GeV

Measurement of e+e−→γχc0,c1,c2​ cross sections at center-of-mass energies between 3.77 and 4.60 GeV

Measurements of Born Cross Sections of e+e−→Ds∗+​DsJ−​+c.c.

Measurement of the absolute branching fraction of inclusive semielectronic Ds+​ decays

Observation of a near-threshold enhancement in the ΛΛˉ mass spectrum from e+e−→ϕΛΛˉ at s​ from 3.51 to 4.60 GeV

Determination of the absolute branching fractions of D0→K−e+νe​ and D+→Kˉ0e+νe​

Study of the process e+e−→ϕη at center-of-mass energies between 2.00 and 3.08 GeV

Observation of e+e−→ηψ(2S) at center-of-mass energies from 4.236 to 4.600 GeV

Search for the lepton number violating decay Σ−→pe−e− and the rare inclusive decay Σ−→Σ+X

Study of the Dalitz decay J/ψ→e+e−η

Partial wave analysis of $J / ψ \to γ η η^{'}$

Observation of an isoscalar resonance with exotic $J^{P C} = 1^{-+}$ quantum numbers in $J / ψ \to γ η η^{'}$

Partial wave analysis of $J / ψ \to γ η^{'} η^{'}$

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to n π^{+}$

Measurement of the Cross Section for $e^{+} e^{-} \to$ hadrons at Energies from 2.2324 to 3.6710 GeV

Measurement of $Λ$ baryon polarization in $e^{+} e^{-} \to Λ Λ ˉ$ at $s = 3.773$ GeV

Observation of the doubly Cabibbo-Suppressed decays $D^{+} \to K^{+} π^{0} π^{0}$ and $D^{+} \to K^{+} π^{0} η$

Search for invisible decays of the $Λ$ baryon

Search for the hyperon semileptonic decay $Ξ^{-} \to Ξ^{0} e^{-} ν_{e} ˉ$

Cross sections for the reactions $e^{+} e^{-} \to K^{+} K^{-} π^{+} π^{-} (π^{0})$ , $K^{+} K^{-} K^{+} K^{-} (π^{0})$ , $π^{+} π^{-} π^{+} π^{-} (π^{0})$ , $p p ˉ π^{+} π^{-} (π^{0})$ in the energy region between 3.773 and 4.600 GeV

Measurement of the branching fraction for $ψ (3686) \to ω K_{S}^{0} K_{S}^{0}$

Measurement of the cross section for $e^{+} e^{-} \to Λ Λ ˉ$ and evidence of the decay $ψ (3770) \to Λ Λ ˉ$

First measurement of polarizations in the decay $D^{0} \to ω ϕ$

Cross Section Measurement of $e^{+} e^{-} \to π^{+} π^{-} ψ (3686)$ from $s = 4.0076$ ~GeV to 4.6984~GeV

Measurement of $e^{+} e^{-} \to γ χ_{c 0, c 1, c 2}$ cross sections at center-of-mass energies between 3.77 and 4.60 GeV

Measurements of Born Cross Sections of $e^{+} e^{-} \to D_{s}^{*+} D_{s J}^{-} + c . c .$

Measurement of the absolute branching fraction of inclusive semielectronic $D_{s}^{+}$ decays

Observation of a near-threshold enhancement in the $Λ Λ ˉ$ mass spectrum from $e^{+} e^{-} \to ϕ Λ Λ ˉ$ at $s$ from 3.51 to 4.60 GeV

Determination of the absolute branching fractions of $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{+} \to K ˉ^{0} e^{+} ν_{e}$

Study of the process $e^{+} e^{-} \to ϕ η$ at center-of-mass energies between 2.00 and 3.08 GeV

Observation of $e^{+} e^{-} \to η ψ (2 S)$ at center-of-mass energies from 4.236 to 4.600 GeV

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

Study of the Dalitz decay $J / ψ \to e^{+} e^{-} η$