K. J. Zhu

activity

20142025

C P

tests in sequential decays of polarized

Σ^{0}

hyperons

20 citations · 73 across the 23 of their papers we have counts for

collaborators

22 papers

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-ex2025

First determination of the full spin density matrix in $ψ (3686) \to Λ Λ ˉ$

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

Using $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, we present the first complete determination of the spin density matrix in $ψ (3686) \to Λ Λ ˉ$ .…

hep-ex2025

Measurement of the space-like $π^{0}$ transition form factor

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

Based on $2.93 fb^{- 1}$ of $e^{+} e^{-}$ collision data taken with the BESIII detector at a center-of-mass energy of $3.773 GeV$ , the two-photon fusion process $e^+e^-\t…

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

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 the decay $ψ (3686) \to Σ^{0} Σ ˉ^{0} ω$

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

Using a dataset of $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of the decay $…

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-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

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

Model-independent determination of the strong-phase difference between $D^{0}$ and $D ˉ^{0} \to π^{+} π^{-} π^{+} π^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +652

Measurements of the strong-phase difference between $D^{0}$ and $D ˉ^{0} \to π^{+} π^{-} π^{+} π^{-}$ are performed in bins of phase space. The study exploits a sample of quantum-correlated $D\…

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★ 3 cited

Study of $D_{s}^{+} \to f_{0} (980) ρ^{+}$ and $ϕ π^{+}$ decays through $D_{s}^{+} \to π^{+} π^{+} π^{-} π^{0}$

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

We perform the first amplitude analysis of $D_{s}^{+} \to π^{+} π^{+} π^{-} π^{0}$ decays, based on data samples of electron-positron collisions recorded with the BESIII detector at center-of-mas…

hep-ex2024

Measurement of the $e^{+} e^{-} \to p p ˉ π^{0}$ cross section at $s = 2.1000 - 3.0800$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

The process $e^{+} e^{-} \to p p ˉ π^{0}$ is studied at 20 center-of-mass energies ranging from 2.1000 to 3.0800 GeV using 636.8 pb $^{- 1}$ of data collected with the BESIII detecto…

hep-ex2024★ 2 cited

Cross section measurement of $e^{+} e^{-} \to η ψ (2 S)$ and search for $e^{+} e^{-} \to η X ~ (3872)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

The energy-dependent cross section for $e^{+} e^{-} \to η ψ (2 S)$ is measured at eighteen center of mass energies from 4.288 GeV to 4.951 GeV using the BESIII detector. Using the same data…

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…

nucl-ex2023★ 9 cited

First measurement of $Λ N$ inelastic scattering with $Λ$ from $e^{+} e^{-} \to J / ψ \to Λ Λ ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +636

Using an $e^{+} e^{-}$ collision data sample of $(10087 \pm 44) \times 1 0^{6} J / ψ$ events taken at the center-of-mass energy of $3.097 GeV$ by the BESIII detector at the BEPCII colli…

hep-ex2022

Measurement of the branching fraction of the doubly Cabibbo-suppressed decay $D^{0} \to K^{+} π^{-} π^{0}$ and search for $D^{0} \to K^{+} π^{-} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +548

Using $2.93 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773\,GeV with the BESIII detector, we present a measurement of the branching fraction…

hep-ex2020★ 12 cited

Observation of the Doubly Cabibbo-Suppressed Decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$ and Evidence for $D^{+} \to K^{+} ω$

BESIII Collaboration

Using $2.93 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773 GeV with the BESIII detector, the first observation of the doubly Cabibbo-suppress…

hep-ex2017★ 7 cited

Measurement of branching fractions for $ψ (3686) \to γ η^{'}, γ η$ and $γ π^{0}$

M. Ablikim, M. N. Achasov, X. C. Ai +420

Using a data sample of $448 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII storage ring, the decays $ψ (3686) \to γ η$ and $ψ(3686)\ri…

hep-ex2014★ 4 cited

Search for C-parity violation in $J / ψ \to γ γ$ and $γ ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +391

Using $1.06 \times 1 0^{8}$ $ψ (3686)$ events recorded in $e^{+} e^{-}$ collisions at $s =$ 3.686 GeV with the BESIII at the BEPCII collider, we present searches for C-parity violat…

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

First determination of the full spin density matrix in ψ(3686)→ΛΛˉ

Measurement of the space-like π0 transition form factor

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

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

Observation of the decay ψ(3686)→Σ0Σˉ0ω

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.

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

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

Model-independent determination of the strong-phase difference between D0 and Dˉ0→π+π−π+π− decays

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∗−​

Study of Ds+​→f0​(980)ρ+ and ϕπ+ decays through Ds+​→π+π+π−π0

Measurement of the e+e−→ppˉ​π0 cross section at s​=2.1000−3.0800 GeV

Cross section measurement of e+e−→ηψ(2S) and search for e+e−→ηX~(3872)

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

First measurement of ΛN inelastic scattering with Λ from e+e−→J/ψ→ΛΛˉ

Measurement of the branching fraction of the doubly Cabibbo-suppressed decay D0→K+π−π0 and search for D0→K+π−π0π0

Observation of the Doubly Cabibbo-Suppressed Decay D+→K+π+π−π0 and Evidence for D+→K+ω

Measurement of branching fractions for ψ(3686)→γη′,γη and γπ0

Search for C-parity violation in J/ψ→γγ and γϕ

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

First determination of the full spin density matrix in $ψ (3686) \to Λ Λ ˉ$

Measurement of the space-like $π^{0}$ transition form factor

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

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

Observation of the decay $ψ (3686) \to Σ^{0} Σ ˉ^{0} ω$

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

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

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

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

Model-independent determination of the strong-phase difference between $D^{0}$ and $D ˉ^{0} \to π^{+} π^{-} π^{+} π^{-}$ decays

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 $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$

Study of $D_{s}^{+} \to f_{0} (980) ρ^{+}$ and $ϕ π^{+}$ decays through $D_{s}^{+} \to π^{+} π^{+} π^{-} π^{0}$

Measurement of the $e^{+} e^{-} \to p p ˉ π^{0}$ cross section at $s = 2.1000 - 3.0800$ GeV

Cross section measurement of $e^{+} e^{-} \to η ψ (2 S)$ and search for $e^{+} e^{-} \to η X ~ (3872)$

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

First measurement of $Λ N$ inelastic scattering with $Λ$ from $e^{+} e^{-} \to J / ψ \to Λ Λ ˉ$

Measurement of the branching fraction of the doubly Cabibbo-suppressed decay $D^{0} \to K^{+} π^{-} π^{0}$ and search for $D^{0} \to K^{+} π^{-} π^{0} π^{0}$

Observation of the Doubly Cabibbo-Suppressed Decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$ and Evidence for $D^{+} \to K^{+} ω$

Measurement of branching fractions for $ψ (3686) \to γ η^{'}, γ η$ and $γ π^{0}$

Search for C-parity violation in $J / ψ \to γ γ$ and $γ ϕ$