X. K. Zhou

activity

20112025

J/ ψ

events at BESIII

121 citations · 556 across the 72 of their papers we have counts for

collaborators

68 papers

hep-ex2025

Observation of $D^{+} \to K_{S}^{0} π^{0} μ^{+} ν_{μ}$ , Test of Lepton Flavor Universality and First Angular Analysis of $D^{+} \to K ˉ^{*} (892)^{0} ℓ^{+} ν_{ℓ}$

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

We report a study of the semileptonic decays $D^{+} \to K_{S}^{0} π^{0} ℓ^{+} ν_{ℓ}$ ( $ℓ = e, μ$ ) based on $20.3 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-m…

hep-ex2025

Improved Measurements of $D^{+} \to η e^{+} ν_{e}$ and $D^{+} \to η μ^{+} ν_{μ}$

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

Using 20.3 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 branching fractions of $D^{+} \to η e^{+} ν_{e}$ …

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

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…

hep-ex2024

Search for $X (3872) \to π^{0} π^{0} χ_{c 1, 2}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Using 10.1 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector with center-of-mass energies between 4.15 GeV and 4.30 GeV, we search for the decays $X(3872)\toπ^0…

hep-ex2024

Measurements of the $C P$ -even fractions of $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ at BESIII

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

The $C P$ -even fractions ( $F_{+}$ ) of the decays $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ are measured with a quantum-correlated $ψ (3770) \to D D ˉ$ data sample collec…

hep-ex2024

Study of $D^{+} \to K_{S}^{0} K^{*} (892)^{+}$ in $D^{+} \to K_{S}^{0} K_{S}^{0} π^{+}$

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

Using a data sample of $e^{+} e^{-}$ collisions corresponding to an integrated luminosity of 7.93 $f b^{- 1}$ collected with the BESIII detector at the center-of-mass energy 3.773~GeV…

hep-ex2024

Analysis of the dynamics of the decay $D^{+} \to K_{S}^{0} π^{0} e^{+} ν_{e}$

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

The branching fraction of $D^{+} \to K_{S}^{0} π^{0} e^{+} ν_{e}$ is measured for the first time using $7.93 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at the center-of-mass…

hep-ex2024

Search for $h_{c} \to π^{+} π^{-} J / ψ$ via $ψ (3686) \to π^{0} h_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +657

Using $(2712.4 \pm 14.3) \times 1 0^{6} ψ$ (3686) events collected with the BESIII detector operating at the BEPCII collider, we search for the hadronic transition $h_{c} \to π^{+} π^{-} J / ψ$ …

hep-ex2024

Study of the rare decay $J / ψ \to μ^{+} μ^{-} μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1099

The rare electromagnetic $J / ψ \to μ^{+} μ^{-} μ^{+} μ^{-}$ decay is observed with a significance greatly exceeding the discovery threshold, using proton-proton collision data collected by the…

hep-ex2024

Search for $X (1870)$ via the decay $J / ψ \to ω K^{+} K^{-} η$

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

Using a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected by the BESIII detector at the BEPCII collider, we search for the decay $X (1870) \to K^{+} K^{-} η$ via the $J/ψ\to ωK…

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

Observation of $D \to a_{0} (980) π$ in the decays $D^{0} \to π^{+} π^{-} η$ and $D^{+} \to π^{+} π^{0} η$

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

We report the first amplitude analysis of the decays $D^{0} \to π^{+} π^{-} η$ and $D^{+} \to π^{+} π^{0} η$ using a data sample taken with the BESIII detector at the center-…

hep-ex2024

Search for $Δ S = 2$ nonleptonic hyperon decays $Ω^{-} \to Σ^{0} π^{-}$ and $Ω^{-} \to n K^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Using $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected by the BESIII detector at the center-of-mass energy of $s = 3.686$ GeV, we search for the first time for tw…

hep-ex2024★ 2 cited

Measurement of the Born cross section for $e^{+} e^{-} \to η h_{c}$ at center-of-mass energies between 4.1 and 4.6\,GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

We measure the Born cross section for the reaction $e^{+} e^{-} \to η h_{c}$ from $s = 4.129$ to $4.600$ ~GeV using data sets collected by the BESIII detector running at…

hep-ex2024

Evidence of the $h_{c} \to K_{S}^{0} K^{+} π^{-} + c . c .$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Based on $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected by the BESIII collaboration, evidence of the hadronic decay $h_{c} \to K_{S}^{0} K^{+} π^{-} + c . c .$ is found with a significance o…

hep-ex2024★ 5 cited

Study of $e^{+} e^{-} \to ω X (3872)$ and $γ X (3872)$ from 4.66 to 4.95 GeV

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

Using data samples with an integrated luminosity of $4.5 fb^{- 1}$ collected by the BESIII detector at center-of-mass energies ranging from 4.66 to 4.95 GeV, we study the pro…

hep-ex2024

Search for $η_{c} (2 S) \to 2 (π^{+} π^{-})$ and improved measurement of $χ_{c J} \to 2 (π^{+} π^{-})$

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

We search for the hadronic decay $η_{c} (2 S) \to 2 (π^{+} π^{-})$ in the $ψ (3686) \to γ η_{c} (2 S)$ radiative decay using $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected by the BESIII dete…

hep-ex2024★ 1 cited

Search for $C$ -even states decaying to $D_{s}^{\pm} D_{s}^{*\mp}$ with masses between $4.08$ and $4.32 GeV / c^{2}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +647

Six $C$ -even states, denoted as $X$ , with quantum numbers $J^{P C} = 0^{-+}$ , $1^{\pm+}$ , or $2^{\pm+}$ , are searched for via the $e^{+} e^{-} \to γ D_{s}^{\pm} D_{s}^{*\mp}$ process using $(1…

hep-ex2024★ 2 cited

Precise measurement of the $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$ cross sections at center-of-mass energies from threshold to 4.95 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Using the $e^{+} e^{-}$ collision data collected with the BESIII detector operating at the BEPCII collider, at center-of-mass energies from the threshold to $4.95$ ~GeV, we present preci…

hep-ex2024★ 1 cited

Observation of the decay $h_{c} \to 3 (π^{+} π^{-}) π^{0}$

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

Based on $(2712.4 \pm 14.1) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, we study the decays $h_{c} \to 3 (π^{+} π^{-}) π^{0}$ , $h_{c} \to 2 (π^{+} π^{-}) ω$ , $h_{c}\to2(π…

hep-ex2024★ 2 cited

Observation of $ψ (3686) \to 3 ϕ$

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

Using $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of $ψ (3686) \to 3 ϕ$ decay with…

hep-ex2024

Measurement of the Electromagnetic Transition Form-factors in the decays $η^{'} \to π^{+} π^{-} l^{+} l^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +628

With a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events accumulated with the BESIII detector, we analyze the decays $η^{'} \to π^{+} π^{-} l^{+} l^{-} (l = e,$ $μ)$ via the process $J/ψ\righ…

hep-ex2024

First measurements of the absolute branching fraction of $Λ_{c} (2625)^{+} \to Λ_{c}^{+} π^{+} π^{-}$ and upper limit on $Λ_{c} (2595)^{+} \to Λ_{c}^{+} π^{+} π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +613

The absolute branching fraction of the decay $Λ_{c} (2625)^{+} \to Λ_{c}^{+} π^{+} π^{-}$ is measured for the first time to be $(50.7 \pm 5. 0_{stat.} \pm 4. 9_{syst.}) %$ with 36…

Observation of D+→KS0​π0μ+νμ​, Test of Lepton Flavor Universality and First Angular Analysis of D+→Kˉ∗(892)0ℓ+νℓ​

Improved Measurements of D+→ηe+νe​ and D+→ημ+νμ​

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

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

Search for X(3872)→π0π0χc1,2​

Measurements of the CP-even fractions of D0→π+π−π0 and D0→K+K−π0 at BESIII

Study of D+→KS0​K∗(892)+ in D+→KS0​KS0​π+

Analysis of the dynamics of the decay D+→KS0​π0e+νe​

Search for hc​→π+π−J/ψ via ψ(3686)→π0hc​

Study of the rare decay J/ψ→μ+μ−μ+μ−

Search for X(1870) via the decay J/ψ→ωK+K−η

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

Observation of D→a0​(980)π in the decays D0→π+π−η and D+→π+π0η

Search for ΔS=2 nonleptonic hyperon decays Ω−→Σ0π− and Ω−→nK−

Measurement of the Born cross section for e+e−→ηhc​ at center-of-mass energies between 4.1 and 4.6\,GeV

Evidence of the hc​→KS0​K+π−+c.c. decay

Study of e+e−→ωX(3872) and γX(3872) from 4.66 to 4.95 GeV

Search for ηc​(2S)→2(π+π−) and improved measurement of χcJ​→2(π+π−)

Search for C-even states decaying to Ds±​Ds∗∓​ with masses between 4.08 and 4.32 GeV/c2

Precise measurement of the e+e−→Ds+​Ds−​ cross sections at center-of-mass energies from threshold to 4.95 GeV

Observation of the decay hc​→3(π+π−)π0

Observation of ψ(3686)→3ϕ

Measurement of the Electromagnetic Transition Form-factors in the decays η′→π+π−l+l−

First measurements of the absolute branching fraction of Λc​(2625)+→Λc+​π+π− and upper limit on Λc​(2595)+→Λc+​π+π−

Observation of $D^{+} \to K_{S}^{0} π^{0} μ^{+} ν_{μ}$ , Test of Lepton Flavor Universality and First Angular Analysis of $D^{+} \to K ˉ^{*} (892)^{0} ℓ^{+} ν_{ℓ}$

Improved Measurements of $D^{+} \to η e^{+} ν_{e}$ and $D^{+} \to η μ^{+} ν_{μ}$

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

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

Search for $X (3872) \to π^{0} π^{0} χ_{c 1, 2}$

Measurements of the $C P$ -even fractions of $D^{0} \to π^{+} π^{-} π^{0}$ and $D^{0} \to K^{+} K^{-} π^{0}$ at BESIII

Study of $D^{+} \to K_{S}^{0} K^{*} (892)^{+}$ in $D^{+} \to K_{S}^{0} K_{S}^{0} π^{+}$

Analysis of the dynamics of the decay $D^{+} \to K_{S}^{0} π^{0} e^{+} ν_{e}$

Search for $h_{c} \to π^{+} π^{-} J / ψ$ via $ψ (3686) \to π^{0} h_{c}$

Study of the rare decay $J / ψ \to μ^{+} μ^{-} μ^{+} μ^{-}$

Search for $X (1870)$ via the decay $J / ψ \to ω K^{+} K^{-} η$

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

Observation of $D \to a_{0} (980) π$ in the decays $D^{0} \to π^{+} π^{-} η$ and $D^{+} \to π^{+} π^{0} η$

Search for $Δ S = 2$ nonleptonic hyperon decays $Ω^{-} \to Σ^{0} π^{-}$ and $Ω^{-} \to n K^{-}$

Measurement of the Born cross section for $e^{+} e^{-} \to η h_{c}$ at center-of-mass energies between 4.1 and 4.6\,GeV

Evidence of the $h_{c} \to K_{S}^{0} K^{+} π^{-} + c . c .$ decay

Study of $e^{+} e^{-} \to ω X (3872)$ and $γ X (3872)$ from 4.66 to 4.95 GeV

Search for $η_{c} (2 S) \to 2 (π^{+} π^{-})$ and improved measurement of $χ_{c J} \to 2 (π^{+} π^{-})$

Search for $C$ -even states decaying to $D_{s}^{\pm} D_{s}^{*\mp}$ with masses between $4.08$ and $4.32 GeV / c^{2}$

Precise measurement of the $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$ cross sections at center-of-mass energies from threshold to 4.95 GeV

Observation of the decay $h_{c} \to 3 (π^{+} π^{-}) π^{0}$

Observation of $ψ (3686) \to 3 ϕ$

Measurement of the Electromagnetic Transition Form-factors in the decays $η^{'} \to π^{+} π^{-} l^{+} l^{-}$

First measurements of the absolute branching fraction of $Λ_{c} (2625)^{+} \to Λ_{c}^{+} π^{+} π^{-}$ and upper limit on $Λ_{c} (2595)^{+} \to Λ_{c}^{+} π^{+} π^{-}$