J. Feng

activity

20172026

most citedQuasi-free Neutron Knockout Reaction Reveals a Small

s

-orbital Component in the Borromean Nucleus

^{17}

88 citations · 1.5k across the 238 of their papers we have counts for

collaborators

247 papers

hep-ex2026

Search for the charged lepton flavour violating decay $η^{'} \to e μ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +765

Based on $(8998 \pm 40) \times 1 0^{6}$ $J / ψ$ events collected in $e^{+} e^{-}$ collisions at $s = 3.097$ GeV with the BESIII detector, we present a search for the charged lepton flavou…

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-ex2026

Study of the $e^{+} e^{-} \to π^{+} π^{-} D_{s}^{+} D_{s}^{-}$ process from $s$ = 4.42 to 4.95 GeV at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +782

Based on $8.5 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies between 4.42 and 4.95 GeV with the BESIII detector at the BEPCII storage ring, we inves…

nucl-ex2026★ 1 cited

Direct observation of three-neutron emission from $^{7}$ He $^{*}$ and the search for the trineutron

S. W. Huang, C. Lenain, Z. H. Yang +107

Three-neutron emission from $^{7}$ He has been directly measured for the first time, following neutron knockout from a $^{8}$ He beam at 156 MeV/nucleon. A resonance-like structure at $2…

nucl-ex2026

Observation of a broad $p$ -wave resonant state in $^{9}$ He

Y. L. Sun, A. Corsi, Y. Kubota +63

We report on the two-body invariant-mass spectroscopy of $^{9}$ He, populated via the 1 $p$ 1 $n$ knockout reaction from the two-neutron halo nucleus $^{11}$ Li at $\sim$ 250 MeV/nucleon…

hep-ex2025

Search for $1^{-+}$ charmonium-like hybrid via $e^{+} e^{-} \to γ η^{(')} η_{c}$ at center-of-mass energies between 4.258 and 4.681 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 10.6 fb $^{- 1}$ collected at center-of-mass energies between 4.258 and 4.681 GeV with the BESIII detec…

hep-ex2025

Updated model-independent measurement of the strong-phase differences between $D^{0}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

The strong-phase differences between $D^{0} \to K_{S / L}^{0} π^{+} π^{-}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays are one of the most important inputs in measuring the $C P$ violating angle…

hep-ex2025★ 1 cited

Precise measurement of the form factors in $D^{0} \to K^{} (892)^{-} μ^{+} ν_{μ}$ and test of lepton universality with $D^{0} \to K^{} (892)^{-} ℓ^{+} ν_{ℓ}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

We report a study of the semileptonic decay $D^{0} \to K ˉ^{0} π^{-} μ^{+} ν_{μ}$ based on a sample of $7.9 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at a center-of-…

hep-ex2025

Search for the baryon and lepton number violating decay $J / ψ \to p e^{-}$ + c.c

BESIII Collaboration, M. Ablikim, M. N. Achasov +667

Based on $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII storage ring, we perform a search for the baryon- and lepton-…

hep-ex2025

Evidence of doubly OZI-suppressed decay $η_{c} \to ω ϕ$ in the radiative decay $J / ψ \to γ η_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider, the first evidence for the doubly OZI-suppressed decay $η_{c}…

hep-ex2025★ 1 cited

Search for $J / ψ \to K_{S}^{0} K_{S}^{0}$ and $ψ (3686) \to K_{S}^{0} K_{S}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Using data samples of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events and $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we sea…

hep-ex2025★ 1 cited

Observation of Transverse Polarization and Determination of Psionic Form Factors of the $Λ$ Hyperon at $s = 3.773$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Using a data sample of $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 20.3 fb $^{- 1}$ collected by the BESIII detector at the BEPCII collider, we present a…

hep-ex2025

Observation of $ψ (3686) \to Ξ^{-} K_{S}^{0} Ω ˉ^{+}$ +c.c

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Using a sample of $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected with the BESIII detector at the electron positron collider BEPCII, the decay $ψ(3686) \to Ξ^- K^0_S \ba…

hep-ex2025

Measurement of the branching fractions of doubly Cabibbo-suppressed $D$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

By analyzing $e^{+} e^{-}$ collision data collected at the center-of-mass energy of 3.773~GeV with the BESIII detector, corresponding to an integrated luminosity of 20.3~fb $^{- 1}$ , we m…

hep-ex2025★ 6 cited

Stringent test of $C P$ symmetry in $Σ^{+}$ hyperon decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

The non-leptonic two-body weak decays $Σ^{+} \to p π^{0}$ and $Σ ˉ^{-} \to p ˉ π^{0}$ are investigated, utilizing $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events and $(2.7124\p…

hep-ex2025

Search for a $1^{-+}$ molecular state via $e^{+} e^{-} \to γ D_{s}^{+} D_{s 1}^{-} (2536) + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +651

We search, for the first time, for an exotic molecular state with quantum numbers $J^{P C} = 1^{-+}$ , called $X$ , via the process $e^{+} e^{-} \to γ D_{s}^{+} D_{s 1}^{-} (2536) + c . c .$ us…

hep-ex2025

Measurement of the branching fractions of $D^{+} \to K^{+} K^{-} π^{+} π^{+} π^{-}$ , $ϕ π^{+} π^{+} π^{-}$ , $K_{S}^{0} K^{+} π^{+} π^{-} π^{0}$ , $K_{S}^{0} K^{+} η$ , and $K_{S}^{0} K^{+} ω$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +686

Using $20.3 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773 GeV with the BESIII detector operating at the BEPCII collider, the branching…

hep-ex2025

First observation of $Λ_{c} (2595)^{+} \to Λ_{c}^{+} π^{0} π^{0}$ and $Λ_{c} (2625)^{+} \to Λ_{c}^{+} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +658

By analysing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 368.48~pb $^{- 1}$ collected at the centre-of-mass energies of $s = 4.918$ and $4.951$ ~GeV…

cond-mat.mes-hall2025

Enhanced shot noise in graphene quantum point contacts with electrostatic reconstruction

M. Garg, O. Maillet, N. L. Samuelson +13

Shot noise measurements in quantum point contacts are a powerful tool to investigate charge transport in the integer and fractional quantum Hall regime, in particular to unveil the…

hep-ex2025

Precision measurement of the branching fraction for the decay $ψ (2 S) \to τ^{+} τ^{-}$

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

Using $(2259.3 \pm 11.1) \times 1 0^{6}$ $ψ (2 S)$ events acquired with the BESIII detector, the branching fraction of $ψ (2 S) \to τ^{+} τ^{-}$ is measured with improved precision t…

hep-ex2025★ 2 cited

Search for the FCNC charmonium decay $J / ψ \to D^{0} μ^{+} μ^{-} + c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Based on a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events taken with the BESIII detector, we search for the flavor-changing neutral current charmonium decay $J/ψ\to D^{0}…

hep-ex2025

Improved measurement of absolute branching fraction of the inclusive decay $Λ_{c}^{+} \to K_{S}^{0} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +676

By analyzing $4.5$ fb $^{- 1}$ of $e^{+} e^{-}$ collision data accumulated with the BESIII detector at center-of-mass energies ranging from $4599.53$ MeV to $4698.82$ MeV, we report t…

hep-ex2025

Single Inclusive $π^{\pm}$ and $K^{\pm}$ Production in $e^{+} e^{-}$ Annihilation at center-of-mass Energies from 2.000 to 3.671GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +699

Using data samples with a total integrated luminosity of 253 $p b^{- 1}$ collected by the BESIII detector operating at the BEPCII collider, the differential cross-sections of inc…

hep-ex2025

Amplitude analysis of $ψ (3686) \to γ K_{S}^{0} K_{S}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +696

Using $(2712 \pm 14) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, we perform the first amplitude analysis of the radiative decay $ψ (3686) \to γ K_{S}^{0} K_{S}^{0}$ within t…

Search for the charged lepton flavour violating decay η′→eμ

Proof of principle for nucleon polarization measurement at BESIII

Study of the e+e−→π+π−Ds+​Ds−​ process from s​ = 4.42 to 4.95 GeV at BESIII

Direct observation of three-neutron emission from 7He∗ and the search for the trineutron

Observation of a broad p-wave resonant state in 9He

Search for 1−+ charmonium-like hybrid via e+e−→γη(′)ηc​ at center-of-mass energies between 4.258 and 4.681 GeV

Updated model-independent measurement of the strong-phase differences between D0 and Dˉ0→KS/L0​π+π− decays

Precise measurement of the form factors in D0→K∗(892)−μ+νμ​ and test of lepton universality with D0→K∗(892)−ℓ+νℓ​ decays

Search for the baryon and lepton number violating decay J/ψ→pe− + c.c

Evidence of doubly OZI-suppressed decay ηc​→ωϕ in the radiative decay J/ψ→γηc​

Search for J/ψ→KS0​KS0​ and ψ(3686)→KS0​KS0​

Observation of Transverse Polarization and Determination of Psionic Form Factors of the Λ Hyperon at s​=3.773 GeV

Observation of ψ(3686)→Ξ−KS0​Ωˉ++c.c

Measurement of the branching fractions of doubly Cabibbo-suppressed D decays

Stringent test of CP symmetry in Σ+ hyperon decays

Search for a 1−+ molecular state via e+e−→γDs+​Ds1−​(2536)+c.c.

Measurement of the branching fractions of D+→K+K−π+π+π−, ϕπ+π+π−, KS0​K+π+π−π0, KS0​K+η, and KS0​K+ω decays

First observation of Λc​(2595)+→Λc+​π0π0 and Λc​(2625)+→Λc+​π0π0

Enhanced shot noise in graphene quantum point contacts with electrostatic reconstruction

Precision measurement of the branching fraction for the decay ψ(2S)→τ+τ−

Search for the FCNC charmonium decay J/ψ→D0μ+μ−+c.c.

Improved measurement of absolute branching fraction of the inclusive decay Λc+​→KS0​X

Single Inclusive π± and K± Production in e+e− Annihilation at center-of-mass Energies from 2.000 to 3.671GeV

Amplitude analysis of ψ(3686)→γKS0​KS0​

Search for the charged lepton flavour violating decay $η^{'} \to e μ$

Study of the $e^{+} e^{-} \to π^{+} π^{-} D_{s}^{+} D_{s}^{-}$ process from $s$ = 4.42 to 4.95 GeV at BESIII

Direct observation of three-neutron emission from $^{7}$ He $^{*}$ and the search for the trineutron

Observation of a broad $p$ -wave resonant state in $^{9}$ He

Search for $1^{-+}$ charmonium-like hybrid via $e^{+} e^{-} \to γ η^{(')} η_{c}$ at center-of-mass energies between 4.258 and 4.681 GeV

Updated model-independent measurement of the strong-phase differences between $D^{0}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays

Precise measurement of the form factors in $D^{0} \to K^{} (892)^{-} μ^{+} ν_{μ}$ and test of lepton universality with $D^{0} \to K^{} (892)^{-} ℓ^{+} ν_{ℓ}$ decays

Search for the baryon and lepton number violating decay $J / ψ \to p e^{-}$ + c.c

Evidence of doubly OZI-suppressed decay $η_{c} \to ω ϕ$ in the radiative decay $J / ψ \to γ η_{c}$

Search for $J / ψ \to K_{S}^{0} K_{S}^{0}$ and $ψ (3686) \to K_{S}^{0} K_{S}^{0}$

Observation of Transverse Polarization and Determination of Psionic Form Factors of the $Λ$ Hyperon at $s = 3.773$ GeV

Observation of $ψ (3686) \to Ξ^{-} K_{S}^{0} Ω ˉ^{+}$ +c.c

Measurement of the branching fractions of doubly Cabibbo-suppressed $D$ decays

Stringent test of $C P$ symmetry in $Σ^{+}$ hyperon decays

Search for a $1^{-+}$ molecular state via $e^{+} e^{-} \to γ D_{s}^{+} D_{s 1}^{-} (2536) + c . c .$

Measurement of the branching fractions of $D^{+} \to K^{+} K^{-} π^{+} π^{+} π^{-}$ , $ϕ π^{+} π^{+} π^{-}$ , $K_{S}^{0} K^{+} π^{+} π^{-} π^{0}$ , $K_{S}^{0} K^{+} η$ , and $K_{S}^{0} K^{+} ω$ decays

First observation of $Λ_{c} (2595)^{+} \to Λ_{c}^{+} π^{0} π^{0}$ and $Λ_{c} (2625)^{+} \to Λ_{c}^{+} π^{0} π^{0}$

Precision measurement of the branching fraction for the decay $ψ (2 S) \to τ^{+} τ^{-}$

Search for the FCNC charmonium decay $J / ψ \to D^{0} μ^{+} μ^{-} + c.c.$

Improved measurement of absolute branching fraction of the inclusive decay $Λ_{c}^{+} \to K_{S}^{0} X$

Single Inclusive $π^{\pm}$ and $K^{\pm}$ Production in $e^{+} e^{-}$ Annihilation at center-of-mass Energies from 2.000 to 3.671GeV

Amplitude analysis of $ψ (3686) \to γ K_{S}^{0} K_{S}^{0}$