X. Xu

activity

20232026

most citedSearch for di-photon decays of an axion-like particle in radiative

J / ψ

decays

14 citations · 29 across the 8 of their papers we have counts for

collaborators

9 papers

hep-ex2026

Search for the lepton-flavor-violating decay $τ^{\pm} \to μ^{\pm} γ$ at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +466

We present a search for the lepton-flavor-violating decay $τ^{\pm} \to μ^{\pm} γ$ using a data sample that corresponds to an integrated luminosity of 428 fb $^{- 1}$ recorded by the Bel…

hep-ex2024★ 2 cited

Observation of the Electromagnetic Dalitz Transition $h_{c} \to e^{+} e^{-} η_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +504

Using $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ decays and data samples of $e^{+} e^{-}$ collisions with $s$ from 4.130 to 4.780~GeV collected with the BESIII detector, we report the…

hep-ex2024

Precision measurement of the branching fraction of \boldmath $J / ψ \to K^{+} K^{-}$ via $ψ (2 S) \to π^{+} π^{-} J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +615

Using a sample of $448.1 \times 1 0^{6}$ $ψ (2 S)$ events collected with the BESIII detector, we perform a study of the decay $J / ψ \to K^{+} K^{-}$ via $ψ (2 S) \to π^{+} π^{-} J / ψ$ . T…

hep-ex2024

Search for Two-Body $B$ Meson Decays to $Λ^{0}$ and $Ω_{c}^{(*) 0}$

Belle Collaboration, V. Savinov, I. Adachi +146

We report the results of the first search for Standard Model and baryon-number-violating two-body decays of the neutral $B$ mesons to $Λ^{0}$ and $Ω_{c}^{(*) 0}$ using 711~${\rm fb^{-…

hep-ex2024★ 1 cited

Search for the leptonic decays $D^{+} \to e^{+} ν_{e}$ and $D^{+} \to μ^{+} ν_{μ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

We present the first search for the leptonic decays $D^{*+} \to e^{+} ν_{e}$ and $D^{*+} \to μ^{+} ν_{μ}$ by analyzing a data sample of electron-positron collisions recorded with the BESIII de…

hep-ex2024

Measurement of $e^{+} e^{-} \to ω η^{'}$ cross sections at $s =$ 2.000 to 3.080 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

The Born cross sections for the process $e^{+} e^{-} \to ω η^{'}$ are measured at 22 center-of-mass energies from 2.000 to 3.080 GeV using data collected with the BESIII detector…

hep-ex2024★ 14 cited

Search for di-photon decays of an axion-like particle in radiative $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +614

We search for the di-photon decay of a light pseudoscalar axion-like particle, $a$ , in radiative $J / ψ$ decays, using 10 billion $J / ψ$ events collected with the BESIII detector. We…

hep-ex2023★ 3 cited

Measurement of Branching Fractions for $Λ_{c}^{+} \to n K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to n K_{S}^{0} K^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +611

Based on 4.5 fb $^{- 1}$ of $e^{+} e^{-}$ collision data accumulated at center-of-mass energies between $4.600 GeV$ and $4.699 GeV$ with the BESIII detector, we me…

hep-ex2023★ 9 cited

Study of the $f_{0} (980)$ and $f_{0} (500)$ Scalar Mesons through the Decay $D_{s}^{+} \to π^{+} π^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +605

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~$…

Search for the lepton-flavor-violating decay τ±→μ±γ at Belle II

Observation of the Electromagnetic Dalitz Transition hc​→e+e−ηc​

Precision measurement of the branching fraction of \boldmath J/ψ→K+K− via ψ(2S)→π+π−J/ψ

Search for Two-Body B Meson Decays to Λ0 and Ωc(∗)0​

Search for the leptonic decays D∗+→e+νe​ and D∗+→μ+νμ​

Measurement of e+e−→ωη′ cross sections at s​= 2.000 to 3.080 GeV

Search for di-photon decays of an axion-like particle in radiative J/ψ decays

Measurement of Branching Fractions for Λc+​→nKS0​π+ and Λc+​→nKS0​K+

Study of the f0​(980) and f0​(500) Scalar Mesons through the Decay Ds+​→π+π−e+νe​

Search for the lepton-flavor-violating decay $τ^{\pm} \to μ^{\pm} γ$ at Belle II

Observation of the Electromagnetic Dalitz Transition $h_{c} \to e^{+} e^{-} η_{c}$

Precision measurement of the branching fraction of \boldmath $J / ψ \to K^{+} K^{-}$ via $ψ (2 S) \to π^{+} π^{-} J / ψ$

Search for Two-Body $B$ Meson Decays to $Λ^{0}$ and $Ω_{c}^{(*) 0}$

Search for the leptonic decays $D^{+} \to e^{+} ν_{e}$ and $D^{+} \to μ^{+} ν_{μ}$

Measurement of $e^{+} e^{-} \to ω η^{'}$ cross sections at $s =$ 2.000 to 3.080 GeV

Search for di-photon decays of an axion-like particle in radiative $J / ψ$ decays

Measurement of Branching Fractions for $Λ_{c}^{+} \to n K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to n K_{S}^{0} K^{+}$

Study of the $f_{0} (980)$ and $f_{0} (500)$ Scalar Mesons through the Decay $D_{s}^{+} \to π^{+} π^{-} e^{+} ν_{e}$