C. Deng

activity

20242026

most citedObservation of the charmonium decay

η_{c} \to γ γ

J / ψ \to γ η_{c}

5 citations · 32 across the 88 of their papers we have counts for

collaborators

Showing hep-exShow all

90 papers · 1 filter

hep-ex2026

Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay $Σ^{0} \to Λ e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +685

Based on a data sample of 10 billion $J / ψ$ events collected with the BESIII detector operating at the BEPCII collider, the Dalitz decay $Σ^{0} \to Λ e^{+} e^{-}$ is studied experim…

hep-ex2026

First Measurement of the Relative Phase between Proton Psionic Form Factors

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

The relative phase between the time-like form factors of the proton is a crucial observable for a complete understanding of its internal structure, yet it has remained unmeasured d…

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

Search for an isoscalar partner of the $Z_{c} (3900)$ in $e^{+} e^{-} \to π^{+} π^{-} η J / ψ$

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

Using a data sample corresponding to an integrated luminosity of 20.3 fb $^{- 1}$ collected at center-of-mass energies from 4.18 to 4.95 GeV with the BESIII detector, we observe the…

hep-ex2026

Measurement of the double Dalitz decay $η \to e^{+} e^{-} e^{+} e^{-}$

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

Using a data sample of $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with the BESIII detector, we study the rare double Dalitz decay of $η \to e^{+} e^{-} e^{+} e^{-}$ …

hep-ex2026

Observation of $Λ_{c}^{+} \to n π^{+} η$ and search for $Λ_{c}^{+} \to n a_{0} (980)^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +719

By analysing 6.1 $fb^{- 1}$ of data collected at center-of-mass energies between $s = 4.600$ and 4.843 $GeV$ with the BESIII detector at the BEPCII collider, we obser…

hep-ex2026

Amplitude Analysis of Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p K^{+} K^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +683

Using a sample of $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 4.4 $fb^{- 1}$ collected with the BESIII detector at the BEPCII collider and produ…

hep-ex2026

Improved measurements of the coherence factors and strong-phase differences in $D \to K^{-} π^{+} π^{+} π^{-}$ and $D \to K^{-} π^{+} π^{0}$ with quantum-correlated $D D ˉ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +680

Improved measurements of the coherence factors and strong-phase differences in $D \to K^{-} π^{+} π^{+} π^{-}$ and $D \to K^{-} π^{+} π^{0}$ decays are reported, using quantum-correlated $D D ˉ$ pai…

hep-ex2026

Measurement of the singly Cabibbo-suppressed decay $Λ_{c}^{+} \to p η^{'}$ with Deep Learning

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

Using $4.5$ fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at center-of-mass energies from 4.600 to 4.699 GeV, we report a measurement of the singly Cabibb…

hep-ex2026

First observation of the $η_{c} \to Ξ^{0} Ξ ˉ^{0}$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +761

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider, we report the first observation of the decay $η_{c} \to Ξ^{0} Ξ ˉ^{0}$ . T…

hep-ex2026

Study of $Λ ˉ$ - $p$ Annihilation into Light Mesons

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

The annihilation of $Λ ˉ$ - $p$ into light mesons is studied using $(10.087 \pm 0.044) \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at the BEPCII storage ring. The $\…

hep-ex2026

Observation of $Λ ˉ p \to K^{+} π^{+} π^{-} π^{0}$ and $Λ ˉ p \to K^{+} π^{+} π^{-} 2 π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +750

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector at a center-of-mass energy of $s = 3.097$ GeV, the antihyperon-nucleon annihilation processe…

hep-ex2026

Search for $ψ_{0} (4360) \to η ψ (2 S)$ through the process $e^{+} e^{-} \to η η ψ (2 S)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +763

Using data samples corresponding to an integrated luminosity of 0.9~fb $^{- 1}$ collected with the BESIII detector operating at the BEPCII storage ring at the center-of-mass energies…

hep-ex2026

First evidence for $D_{s}^{+} \to f_{1} (1420) e^{+} ν_{e}$ and search for $D_{s}^{+} \to f_{1} (1285) e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +706

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 7.33~ $f b^{- 1}$ recorded by the BESIII detector at center-of-mass energies between 4.128 and 4.226~$…

hep-ex2026

Search for the reaction channel $e^{+} e^{-} \to η η J / ψ$ and the isospin partner of the $Z_{c} (3900)$ at center-of-mass energies $s = 4.226 - 4.950$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +693

We search for the reaction channel $e^{+} e^{-} \to η η J / ψ$ in a data sample with center-of-mass energies from 4.226 to 4.950 GeV that was collected by the BESIII detector operating a…

hep-ex2026

First Measurement of the Absolute Branching Fraction of $η_{c} \to γ γ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +691

We apply a tag-and-probe method to precisely measure the absolute branching fraction of the decay $η_{c} \to γ γ$ with the BESIII experiment at BEPCII. Starting with a large initial s…

hep-ex2026

Amplitude analysis and branching fraction measurement of $J / ψ \to Λ Σ ˉ^{0} η + c.c$

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Based on a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, a partial-wave analysis of $J / ψ \to Λ Σ ˉ^{0} η + c.c$ is performed for th…

hep-ex2026

Precise measurements of $D^{0} \to K^{-} ℓ^{+} ν_{ℓ}$ and $D^{+} \to K ˉ^{0} ℓ^{+} ν_{ℓ}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

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

hep-ex2026

First Experimental Constraint on the Scalar Current in the $D^{0 (+)} \to K ˉ ℓ^{+} ν_{ℓ}$ Transition

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

Using 20.3 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken at the center-of-mass energy of $s = 3.773$ GeV, we report the first experimental constraint on the scalar current in the…

hep-ex2026

Observation of $Ξ (1530)^{0}$ Polarization and Determination of Its Electric and Magnetic Moments in $ψ (3686) \to Ξ (1530)^{0} Ξ ˉ (1530)^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Using the data sample of $2.7 \times 1 0^{9}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we present an observation of the $Ξ (1530)^{0}$ polarization in th…

hep-ex2026

Search for sub-GeV dark particles in $η \to π^{0} + invisible$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +685

Using (10087 $\pm$ 44) $\times$ 10 $^{6}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider at the center-of-mass energy of $s = 3.097 GeV$ , we report the…

hep-ex2025

Observation and branching fraction measurements of $χ_{c J} \to p p ˉ K_{S}^{0} K_{S}^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Based on $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected with the BESIII detector, the decays $χ_{c J} \to p p ˉ K_{S}^{0} K_{S}^{0}$ ( $J = 0, 1, 2$ ) are observed for the fir…

hep-ex2025

Cross sections measurement of $e^{+} e^{-} \to Ξ (1530)^{0} Ξ ˉ^{0} + c . c .$ and search for $ψ (3770) \to Ξ (1530)^{0} Ξ ˉ^{0} + c . c .$

BESIII Colaboration, :, M. Ablikim +681

Using $e^{+} e^{-}$ collision data collected with the BESIII detector corresponding to an integrated luminosity of 44.2 fb $^{- 1}$ , we measure the Born cross sections for the process $e^…

hep-ex2025

Measurements of the branching fractions of $χ_{c J} \to ϕϕ η, ϕϕ η^{'}$ and $ϕ K^{+} K^{-} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +683

Using a sample of $(2712.4 \pm 14.3) \times 1 0^{6} ψ$ (3686) events collected by the BESIII detector at the BEPCII collider, we measure the branching fractions of the decays $χ_{cJ}\t…

Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay Σ0→Λe+e−

First Measurement of the Relative Phase between Proton Psionic Form Factors

Proof of principle for nucleon polarization measurement at BESIII

Search for an isoscalar partner of the Zc​(3900) in e+e−→π+π−ηJ/ψ

Measurement of the double Dalitz decay η→e+e−e+e−

Observation of Λc+​→nπ+η and search for Λc+​→na0​(980)+

Amplitude Analysis of Singly Cabibbo-Suppressed Decay Λc+​→pK+K−

Improved measurements of the coherence factors and strong-phase differences in D→K−π+π+π− and D→K−π+π0 with quantum-correlated DDˉ decays

Measurement of the singly Cabibbo-suppressed decay Λc+​→pη′ with Deep Learning

First observation of the ηc​→Ξ0Ξˉ0 decay

Study of Λˉ-p Annihilation into Light Mesons

Observation of Λˉp→K+π+π−π0 and Λˉp→K+π+π−2π0

Search for ψ0​(4360)→ηψ(2S) through the process e+e−→ηηψ(2S)

First evidence for Ds+​→f1​(1420)e+νe​ and search for Ds+​→f1​(1285)e+νe​

Search for the reaction channel e+e−→ηηJ/ψ and the isospin partner of the Zc​(3900) at center-of-mass energies s​=4.226−4.950 GeV

First Measurement of the Absolute Branching Fraction of ηc​→γγ

Amplitude analysis and branching fraction measurement of J/ψ→ΛΣˉ0η+c.c

Precise measurements of D0→K−ℓ+νℓ​ and D+→Kˉ0ℓ+νℓ​ decays

First Experimental Constraint on the Scalar Current in the D0(+)→Kˉℓ+νℓ​ Transition

Observation of Ξ(1530)0 Polarization and Determination of Its Electric and Magnetic Moments in ψ(3686)→Ξ(1530)0Ξˉ(1530)0

Search for sub-GeV dark particles in η→π0+invisible decay

Observation and branching fraction measurements of χcJ​→ppˉ​KS0​KS0​

Cross sections measurement of e+e−→Ξ(1530)0Ξˉ0+c.c. and search for ψ(3770)→Ξ(1530)0Ξˉ0+c.c.

Measurements of the branching fractions of χcJ​→ϕϕη,ϕϕη′ and ϕK+K−η

Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay $Σ^{0} \to Λ e^{+} e^{-}$

Search for an isoscalar partner of the $Z_{c} (3900)$ in $e^{+} e^{-} \to π^{+} π^{-} η J / ψ$

Measurement of the double Dalitz decay $η \to e^{+} e^{-} e^{+} e^{-}$

Observation of $Λ_{c}^{+} \to n π^{+} η$ and search for $Λ_{c}^{+} \to n a_{0} (980)^{+}$

Amplitude Analysis of Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p K^{+} K^{-}$

Improved measurements of the coherence factors and strong-phase differences in $D \to K^{-} π^{+} π^{+} π^{-}$ and $D \to K^{-} π^{+} π^{0}$ with quantum-correlated $D D ˉ$ decays

Measurement of the singly Cabibbo-suppressed decay $Λ_{c}^{+} \to p η^{'}$ with Deep Learning

First observation of the $η_{c} \to Ξ^{0} Ξ ˉ^{0}$ decay

Study of $Λ ˉ$ - $p$ Annihilation into Light Mesons

Observation of $Λ ˉ p \to K^{+} π^{+} π^{-} π^{0}$ and $Λ ˉ p \to K^{+} π^{+} π^{-} 2 π^{0}$

Search for $ψ_{0} (4360) \to η ψ (2 S)$ through the process $e^{+} e^{-} \to η η ψ (2 S)$

First evidence for $D_{s}^{+} \to f_{1} (1420) e^{+} ν_{e}$ and search for $D_{s}^{+} \to f_{1} (1285) e^{+} ν_{e}$

Search for the reaction channel $e^{+} e^{-} \to η η J / ψ$ and the isospin partner of the $Z_{c} (3900)$ at center-of-mass energies $s = 4.226 - 4.950$ GeV

First Measurement of the Absolute Branching Fraction of $η_{c} \to γ γ$

Amplitude analysis and branching fraction measurement of $J / ψ \to Λ Σ ˉ^{0} η + c.c$

Precise measurements of $D^{0} \to K^{-} ℓ^{+} ν_{ℓ}$ and $D^{+} \to K ˉ^{0} ℓ^{+} ν_{ℓ}$ decays

First Experimental Constraint on the Scalar Current in the $D^{0 (+)} \to K ˉ ℓ^{+} ν_{ℓ}$ Transition

Observation of $Ξ (1530)^{0}$ Polarization and Determination of Its Electric and Magnetic Moments in $ψ (3686) \to Ξ (1530)^{0} Ξ ˉ (1530)^{0}$

Search for sub-GeV dark particles in $η \to π^{0} + invisible$ decay

Observation and branching fraction measurements of $χ_{c J} \to p p ˉ K_{S}^{0} K_{S}^{0}$

Cross sections measurement of $e^{+} e^{-} \to Ξ (1530)^{0} Ξ ˉ^{0} + c . c .$ and search for $ψ (3770) \to Ξ (1530)^{0} Ξ ˉ^{0} + c . c .$

Measurements of the branching fractions of $χ_{c J} \to ϕϕ η, ϕϕ η^{'}$ and $ϕ K^{+} K^{-} η$