K. Li

activity

20212026

most citedTest of local realism via entangled

Λ Λ ˉ

system

7 citations · 80 across the 155 of their papers we have counts for

collaborators

83 papers

hep-ex2026

Search for the doubly Cabibbo-suppressed decays $D^{0} \to K^{+} π^{-} η^{'}$ and $D^{+} \to K^{+} π^{0} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +774

We present the first search for the doubly Cabibbo-suppressed decays $D^{0} \to K^{+} π^{-} η^{'}$ and $D^{+} \to K^{+} π^{0} η^{'}$ using an $e^{+} e^{-}$ collision data sample corresponding to an…

hep-ex2026

Search for the charged lepton flavour violating decay $η^{'} \to e μ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +765

Based on $(8998 \pm 40) \times 1 0^{6}$ $J / ψ$ events collected in $e^{+} e^{-}$ collisions at $s = 3.097$ GeV with the BESIII detector, we present a search for the charged lepton flavou…

hep-ex2026

Unexpected large relative strong phase and search for isospin breaking and $C P$ asymmetries in $J/ψ\to K^*(892)\bar K

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

Using a direct scan of 26 energy points near the $J / ψ$ resonance, we perform the first measurement of the relative phase $ϕ_{γ, 3 g}$ between the strong and electromagnetic amplitud…

hep-ex2026

Updated measurement of the branching fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$

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

Using a dataset of 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected with the BESIII detector at center-of-mass energies from 4.128 to 4.226 GeV, we report an updated measure…

hep-ex2026

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

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

The branching fraction of the electromagnetic Dalitz decay $D_{s}^{*+} \to e^{+} e^{-} D_{s}^{+}$ is measured with an $e^{+} e^{-}$ collision data sample collected by the BESIII experi…

hep-ex2026

Search for a massless particle beyond the Standard Model in the $Ξ^{0} \to Λ + invisible$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +765

A search for a massless beyond-standard-model particle is performed in the decay $Ξ^{0} \to Λ + invisible$ using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with…

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…

astro-ph.HE2026★ 3 cited

An extreme particle accelerator powered by pulsar PSR J1849-0001

The LHAASO Collaboration

Pulsar wind nebulae (PWNe) are bubbles of relativistic particles, powered by the rotational energy loss of the central pulsars. The Crab Nebula, powered by the Milky Way's most ene…

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

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

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

Cross section measurement of $e^{+} e^{-} \to π^{0} π^{0} ψ (3686)$ from $s =$ 4.008 GeV to 4.951 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +682

Using data samples with a total integrated luminosity of $22.1 f b^{- 1}$ at center-of-mass energies between 4.008 and 4.951~GeV collected with the BESIII detector, the cross sec…

hep-ex2026

Measurements of the branching fractions of $χ_{c J} \to 2 K^{+} 2 K^{-} ω$ and $ϕ K^{+} K^{-} ω$ decays

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

Using a data sample of $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, we report the first observation of th…

hep-ex2026

First Observation of $D^{0 (+)} \to K ˉ ω e^{+} ν_{e}$ and Determination of the Branching Fraction of $K ˉ_{1} (1270) \to K ˉ ω$

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

Using 20.3~fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at a center-of-mass energy of 3.773~GeV with the BESIII detector, we report the first observation of the semileptonic d…

hep-ex2025

Study of $K ˉ^{*} (892)^{0} η$ and $K_{S}^{0} a_{0} (980)^{0}$ in the $D^{0} \to K_{S}^{0} π^{0} η$ decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +666

We perform an amplitude analysis of the decay $D^{0} \to K_{S}^{0} π^{0} η$ and measure its absolute branching fraction to be $(1.016 \pm 0.013_{\text {stat.}} \pm 0.014_{\text {syst.}})\%…

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…

hep-ex2025★ 1 cited

Evidence for the semileptonic decays $Λ_{c}^{+} \to Σ^{\pm} π^{\mp} e^{+} ν_{e}$

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

Using $4.5 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies between $4.600$ and $4.699 G e V$ , we search for the semileptonic decays…

hep-ex2025

Measurement of the hyperon weak radiative decay $Ξ^{0} \to γ Σ^{0}$ at BESIII

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

The hyperon weak radiative decay $Ξ^{0} \to γ Σ^{0}$ is measured via the process $J / ψ \to Ξ^{0} Ξ ˉ^{0}$ . The absolute branching fraction of $Ξ^{0} \to γ Σ^{0}$ is determined to be $(3.69\pm 0.21_{\t…

hep-ex2025

Search for the decays $X (3872) \to K_{S}^{0} K^{\pm} π^{\mp}$ and $K^{*} (892) K ˉ$ at BESIII

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

Using a 10.9 fb $^{- 1}$ data sample collected by the BESIII detector at center-of-mass energies from 4.16 to 4.34 GeV, we search for the charmless decays $X(3872) \to K_{S}^{0}K^{\p…

hep-ex2025

Amplitude Analysis and Branching Fraction Measurement of $D^{+} \to π^{+} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +686

We present the first amplitude analysis of the hadronic decay $D^{+} \to π^{+} π^{0} π^{0}$ , using $e^{+} e^{-}$ collision data collected with the BESIII detector at a center-of-mass energy of…

hep-ex2025

First measurement of the absolute branching fractions of $Σ^{+}$ nonleptonic decays and test of the $Δ I = 1/2$ rule

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

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected by the BESIII detector at the center-of-mass energy $s = 3.097$ GeV, the first absolute measurement of the branc…

hep-ex2025

Measurement of the branching fraction of $η \to μ^{+} μ^{-}$ and search for $η \to e^{+} e^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +702

We analyze the decay of $η \to ℓ^{+} ℓ^{-} (ℓ = e, μ)$ via $J / ψ \to γ η^{'}$ and $η^{'} \to π^{+} π^{-} η$ , based on (10087 $\pm$ 44) $\times$ 10 $^{6}$ $J / ψ$ events collecte…

Search for the doubly Cabibbo-suppressed decays D0→K+π−η′ and D+→K+π0η′

Search for the charged lepton flavour violating decay η′→eμ

Unexpected large relative strong phase and search for isospin breaking and CP asymmetries in $J/ψ\to K^*(892)\bar K

Updated measurement of the branching fraction of Ds+​→τ+ντ​

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

Search for a massless particle beyond the Standard Model in the Ξ0→Λ+invisible decay

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

An extreme particle accelerator powered by pulsar PSR J1849-0001

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

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

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

Cross section measurement of e+e−→π0π0ψ(3686) from s​= 4.008 GeV to 4.951 GeV

Measurements of the branching fractions of χcJ​→2K+2K−ω and ϕK+K−ω decays

First Observation of D0(+)→Kˉωe+νe​ and Determination of the Branching Fraction of Kˉ1​(1270)→Kˉω

Study of Kˉ∗(892)0η and KS0​a0​(980)0 in the D0→KS0​π0η 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

Evidence for the semileptonic decays Λc+​→Σ±π∓e+νe​

Measurement of the hyperon weak radiative decay Ξ0→γΣ0 at BESIII

Search for the decays X(3872)→KS0​K±π∓ and K∗(892)Kˉ at BESIII

Amplitude Analysis and Branching Fraction Measurement of D+→π+π0π0

First measurement of the absolute branching fractions of Σ+ nonleptonic decays and test of the ΔI=1/2 rule

Measurement of the branching fraction of η→μ+μ− and search for η→e+e−

Search for the doubly Cabibbo-suppressed decays $D^{0} \to K^{+} π^{-} η^{'}$ and $D^{+} \to K^{+} π^{0} η^{'}$

Search for the charged lepton flavour violating decay $η^{'} \to e μ$

Unexpected large relative strong phase and search for isospin breaking and $C P$ asymmetries in $J/ψ\to K^*(892)\bar K

Updated measurement of the branching fraction of $D_{s}^{+} \to τ^{+} ν_{τ}$

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

Search for a massless particle beyond the Standard Model in the $Ξ^{0} \to Λ + invisible$ decay

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 $Λ_{c}^{+} \to p K^{+} K^{-}$

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

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

Cross section measurement of $e^{+} e^{-} \to π^{0} π^{0} ψ (3686)$ from $s =$ 4.008 GeV to 4.951 GeV

Measurements of the branching fractions of $χ_{c J} \to 2 K^{+} 2 K^{-} ω$ and $ϕ K^{+} K^{-} ω$ decays

First Observation of $D^{0 (+)} \to K ˉ ω e^{+} ν_{e}$ and Determination of the Branching Fraction of $K ˉ_{1} (1270) \to K ˉ ω$

Study of $K ˉ^{*} (892)^{0} η$ and $K_{S}^{0} a_{0} (980)^{0}$ in the $D^{0} \to K_{S}^{0} π^{0} η$ 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 $ϕ K^{+} K^{-} η$

Evidence for the semileptonic decays $Λ_{c}^{+} \to Σ^{\pm} π^{\mp} e^{+} ν_{e}$

Measurement of the hyperon weak radiative decay $Ξ^{0} \to γ Σ^{0}$ at BESIII

Search for the decays $X (3872) \to K_{S}^{0} K^{\pm} π^{\mp}$ and $K^{*} (892) K ˉ$ at BESIII

Amplitude Analysis and Branching Fraction Measurement of $D^{+} \to π^{+} π^{0} π^{0}$

First measurement of the absolute branching fractions of $Σ^{+}$ nonleptonic decays and test of the $Δ I = 1/2$ rule

Measurement of the branching fraction of $η \to μ^{+} μ^{-}$ and search for $η \to e^{+} e^{-}$