C. Xie

activity

20232025

C P

tests in sequential decays of polarized

Σ^{0}

hyperons

20 citations · 106 across the 24 of their papers we have counts for

collaborators

24 papers

hep-ex2025★ 1 cited

A novel measurement of the strong-phase difference between $D^{0} \to K^{-} π^{+}$ and $D ˉ^{0} \to K^{-} π^{+}$ decays using $C$ -even and $C$ -odd quantum-correlated $D D ˉ$ pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +698

A novel measurement technique of strong-phase differences between the decay amplitudes of $D^{0}$ and $D ˉ^{0}$ mesons is introduced which exploits quantum-correlated $D D ˉ$ pa…

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★ 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★ 3 cited

Observation of Three Resonant Structures in the Cross Section of $e^{+} e^{-} \to π^{+} π^{-} h_{c}$

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

Using $e^{+} e^{-}$ collision data collected with the BESIII detector operating at the Beijing Electron Positron Collider, the cross section of $e^{+} e^{-} \to π^{+} π^{-} h_{c}$ is measured at 59…

hep-ex2025★ 3 cited

First Measurement of the Decay Dynamics in the Semileptonic Transition of the $D^{+ (0)}$ into the Axial-vector Meson $K ˉ_{1} (1270)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +677

Using $e^{+} e^{-}$ data taken 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 report the first measu…

hep-ex2025★ 2 cited

Observation of $D \to K ˉ_{1} (1270) μ^{+} ν_{μ}$ and test of lepton flavor universality with $D \to K ˉ_{1} (1270) ℓ^{+} ν_{ℓ}$

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

By analyzing 7.93 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector operated at the BEPCII collider, we report t…

hep-ex2025★ 2 cited

Search for $K_{S}^{0}$ invisible decays

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

Based on $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ storage ring, we search for $K_{S}^{0}$ invisible decays via the $J…

hep-ex2024★ 2 cited

Partial wave analyses of $ψ (3686) \to p p ˉ π^{0}$ and $ψ (3686) \to p p ˉ η$

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

Using a sample of $(2712 \pm 14) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, we perform partial wave analyses of the decays $ψ (3686) \to p p ˉ π^{0}$ and $ψ(3686)\…

hep-ex2024★ 8 cited

Evidence for Two Excited $Ω^{-}$ Hyperons

BESIII Collaboration, M. Ablikim, M. N. Achasov +655

Using $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 19,fb $^{- 1}$ collected by the BESIII detector at center-of-mass energies ranging from 4.13 to 4.70,GeV, w…

hep-ex2024★ 1 cited

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

Using 7.93 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773 $GeV$ with the BESIII detector, we present an analysis of the decay $D^{0}…

hep-ex2024★ 3 cited

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

Utilizing 4.5 $fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected with the BESIII detector at the BEPCII collider at center-of-mass energies between 4.600 and 4.699 GeV, the f…

hep-ex2024

Search for $e^{+} e^{-} \to ϕ χ_{c 0}$ and $ϕ η_{c 2} (1 D)$ at center-of-mass energies from 4.47 to 4.95 GeV

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

Utilizing a data set of $6.7$ fb $^{- 1}$ from electron-positron collisions recorded by the BESIII detector at the BEPCII storage ring, a search is conducted for the processes $e^{+}…

hep-ex2024

Observation of $χ_{c J} \to p p ˉ K_{S}^{0} K^{-} π^{+} + c . c .$

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

By analyzing $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays of $χ_{cJ} \to p \bar{p} K^0_S K^- π^+ +c.c…

hep-ex2024

Measurement of the branching fraction of $D^{+} \to τ^{+} ν_{τ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

By analyzing $e^{+} e^{-}$ collision data with an integrated luminosity of 7.9~fb $^{- 1}$ collected with the BESIII detector at the center-of-mass energy of 3.773~GeV, the branching…

hep-ex2024★ 13 cited

Observation of a rare beta decay of the charmed baryon with a Graph Neural Network

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

The beta decay of the lightest charmed baryon $Λ_{c}^{+}$ provides unique insights into the fundamental mechanism of strong and electro-weak interactions, serving as a testbed for inve…

hep-ex2024★ 6 cited

Observation of $D^{+} \to η^{'} μ^{+} ν_{μ}$ and First Study of $D^{+} \to η^{'} ℓ^{+} ν_{ℓ}$ Decay Dynamics

BESIII Collaboration, M. Ablikim, M. N. Achasov +648

Using $20.3 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy 3.773\,GeV with the BESIII detector, we report the first observation of the semileptonic…

hep-ex2024★ 5 cited

Measurement of the Decay $Ξ^{0} \to Λ γ$ with Entangled $Ξ^{0} Ξ ˉ^{0}$ Pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

In this Letter, a systematic study of the weak radiative hyperon decay $Ξ^{0} \to Λ γ$ at an electron-positron collider using entangled $Ξ^{0} Ξ ˉ^{0}$ pair events is presented. The…

hep-ex2024★ 10 cited

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

BESIII Collaboration

Using 7.93 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, we measure the absolute branching fractions of $D^0\to…

hep-ex2024★ 20 cited

Strong and weak $C P$ tests in sequential decays of polarized $Σ^{0}$ hyperons

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

The $J / ψ, ψ (3686) \to Σ^{0} Σ ˉ^{0}$ processes and subsequent decays are studied using the world's largest $J / ψ$ and $ψ (3686)$ data samples collected with the BESIII detector. The…

hep-ex2024★ 5 cited

Measurement of the branching fraction of $D_{s}^{+} \to ℓ^{+} ν_{ℓ}$ via $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +640

Based on $10.64 fb^{- 1}$ of $e^{+} e^{-}$ collision data taken at center-of-mass energies between 4.237 and 4.699 GeV with the BESIII detector, we study the leptonic $D_{s}^{+}$ de…

hep-ex2024

Measurements of the branching fractions of the $P$ -wave charmonium spin-singlet state $h_{c} (^{1} P_{1}) \to h^{+} h^{-} π^{0} / η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +649

Based on $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events, we investigate four hadronic decay modes of the $P$ -wave charmonium spin-singlet state $h_{c} (^{1} P_{1}) \to h^{+} h^{-} π^{0} / η$ ($h=…

hep-ex2024★ 5 cited

Test of lepton universality and measurement of the form factors of $D^{0} \to K^{*} (892)^{-} μ^{+} ν_{μ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +643

We report a first study of the semileptonic decay $D^{0} \to K^{-} π^{0} μ^{+} ν_{μ}$ by analyzing an $e^{+} e^{-}$ annihilation data sample of $7.9 fb^{- 1}$ collected at the cente…

hep-ex2024★ 4 cited

Observation of $D^{+} \to f_{0} (500) μ^{+} ν_{μ}$ and study of $D^{+} \to π^{+} π^{-} ℓ^{+} ν_{ℓ}$ decay dynamics

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

Using $2.93 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at the center-of-mass energy of 3.773 GeV,we investigate the semileptonic decays $D^+\to…

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^{…

A novel measurement of the strong-phase difference between D0→K−π+ and Dˉ0→K−π+ decays using C-even and C-odd quantum-correlated DDˉ pairs

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

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

Observation of Three Resonant Structures in the Cross Section of e+e−→π+π−hc​

First Measurement of the Decay Dynamics in the Semileptonic Transition of the D+(0) into the Axial-vector Meson Kˉ1​(1270)

Observation of D→Kˉ1​(1270)μ+νμ​ and test of lepton flavor universality with D→Kˉ1​(1270)ℓ+νℓ​

Search for KS0​ invisible decays

Partial wave analyses of ψ(3686)→ppˉ​π0 and ψ(3686)→ppˉ​η

Evidence for Two Excited Ω− Hyperons

Study of the light scalar a0​(980) through the decay D0→a0​(980)−e+νe​ with a0​(980)−→ηπ−

Observation of the Singly Cabibbo-Suppressed Decay Λc+​→pπ0

Search for e+e−→ϕχc0​ and ϕηc2​(1D) at center-of-mass energies from 4.47 to 4.95 GeV

Observation of χcJ​→ppˉ​KS0​K−π++c.c.

Measurement of the branching fraction of D+→τ+ντ​

Observation of a rare beta decay of the charmed baryon with a Graph Neural Network

Observation of D+→η′μ+νμ​ and First Study of D+→η′ℓ+νℓ​ Decay Dynamics

Measurement of the Decay Ξ0→Λγ with Entangled Ξ0Ξˉ0 Pairs

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

Strong and weak CP tests in sequential decays of polarized Σ0 hyperons

Measurement of the branching fraction of Ds+​→ℓ+νℓ​ via e+e−→Ds∗+​Ds∗−​

Measurements of the branching fractions of the P-wave charmonium spin-singlet state hc​(1P1​)→h+h−π0/η

Test of lepton universality and measurement of the form factors of D0→K∗(892)−μ+νμ​

Observation of D+→f0​(500)μ+νμ​ and study of D+→π+π−ℓ+νℓ​ decay dynamics

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

A novel measurement of the strong-phase difference between $D^{0} \to K^{-} π^{+}$ and $D ˉ^{0} \to K^{-} π^{+}$ decays using $C$ -even and $C$ -odd quantum-correlated $D D ˉ$ pairs

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

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

Observation of Three Resonant Structures in the Cross Section of $e^{+} e^{-} \to π^{+} π^{-} h_{c}$

First Measurement of the Decay Dynamics in the Semileptonic Transition of the $D^{+ (0)}$ into the Axial-vector Meson $K ˉ_{1} (1270)$

Observation of $D \to K ˉ_{1} (1270) μ^{+} ν_{μ}$ and test of lepton flavor universality with $D \to K ˉ_{1} (1270) ℓ^{+} ν_{ℓ}$

Search for $K_{S}^{0}$ invisible decays

Partial wave analyses of $ψ (3686) \to p p ˉ π^{0}$ and $ψ (3686) \to p p ˉ η$

Evidence for Two Excited $Ω^{-}$ Hyperons

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

Observation of the Singly Cabibbo-Suppressed Decay $Λ_{c}^{+} \to p π^{0}$

Search for $e^{+} e^{-} \to ϕ χ_{c 0}$ and $ϕ η_{c 2} (1 D)$ at center-of-mass energies from 4.47 to 4.95 GeV

Observation of $χ_{c J} \to p p ˉ K_{S}^{0} K^{-} π^{+} + c . c .$

Measurement of the branching fraction of $D^{+} \to τ^{+} ν_{τ}$

Observation of $D^{+} \to η^{'} μ^{+} ν_{μ}$ and First Study of $D^{+} \to η^{'} ℓ^{+} ν_{ℓ}$ Decay Dynamics

Measurement of the Decay $Ξ^{0} \to Λ γ$ with Entangled $Ξ^{0} Ξ ˉ^{0}$ Pairs

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

Strong and weak $C P$ tests in sequential decays of polarized $Σ^{0}$ hyperons

Measurement of the branching fraction of $D_{s}^{+} \to ℓ^{+} ν_{ℓ}$ via $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$

Measurements of the branching fractions of the $P$ -wave charmonium spin-singlet state $h_{c} (^{1} P_{1}) \to h^{+} h^{-} π^{0} / η$

Test of lepton universality and measurement of the form factors of $D^{0} \to K^{*} (892)^{-} μ^{+} ν_{μ}$

Observation of $D^{+} \to f_{0} (500) μ^{+} ν_{μ}$ and study of $D^{+} \to π^{+} π^{-} ℓ^{+} ν_{ℓ}$ decay dynamics

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