L. Liao

collaborators

13 papers

hep-ex2026

Observation of the electromagnetic Dalitz transition $J / ψ \to e^{+} e^{-} η_{c}$

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

Using $(10.087 \pm 0.044) \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at the $e^{+} e^{-}$ BEPCII collider, we present the first observation of the electromagnetic Dalitz d…

hep-ex2026

First observation of the electromagnetic Dalitz decay $ψ (3686) \to μ^{+} μ^{-} η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +776

Utilizing $(2712.4 \pm 14.3) \times 1 0^{6} ψ (3686)$ events collected by the BESIII detector at the symmetric $e^{+} e^{-}$ collider BEPCII, we report the first observation of the elect…

hep-ex2026

Observation of $D^{+} \to K^{* 0} ρ^{+}$ and $D^{+} \to K^{*+} ρ^{0}$ in Doubly Cabibbo-Suppressed Decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

By analyzing an $e^{+} e^{-}$ collision data sample with an integrated luminosity of 20.3 fb $^{- 1}$ collected with the BESIII detector at the center-of-mass energy of 3.773 GeV, we perf…

hep-ex2026

Improved search for $ψ (3770) \to γ η_{c} (1 S, 2 S)$ radiative transitions

BESIII Collaboration, M. Ablikim, M. N. Achasov +779

Based on an integrated luminosity of $20.3 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at a center-of-mass energy of $3.773 GeV$ with the BESIII detector ope…

hep-ex2026

Observation of $η (2600)$ and Threshold Enhancements in the $Λ Λ ˉ$ System

BESIII Collaboration, M. Ablikim, M. N. Achasov +716

Using $2712.4 \pm 14.3$ million $ψ (3686)$ events collected with the BESIII detector, the $Λ Λ ˉ$ system produced in $ψ (3686)$ radiative decays is studied. A model-independent part…

hep-ex2026

Evidence for the semileptonic decay $Λ_{c}^{+} \to p π^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +750

Based on $4.5 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at the BEPCII collider at center-of-mass energies between $4.600 GeV$ and…

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

Study of $K_{S}^{0}$ - $K_{L}^{0}$ asymmetry in the decays $D^{0} \to K_{S}^{0} ω$ and $D^{0} \to K_{L}^{0} ω$

BESIII Collaboration, M. Ablikim, M. N. Achasov +760

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

hep-ex2026

Measurement of Born cross sections for $e^{+} e^{-} \to p p ˉ$ at $s = 3.510 - 4.946$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

We report a measurement of the Born cross section and the effective form factor for the $e^{+} e^{-} \to p p ˉ$ reaction at 47 center-of-mass energies between 3.510 and 4.946 GeV. The…

hep-ex2026

Observation of $ψ (3770) \to p p ˉ$ and Measurement of Electromagnetic Form Factors of Proton at $s = 3.510 - 4.946$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

We search for possible charmonium(-like) states decaying into the $p p ˉ$ final state by studying the Born cross sections of the $e^{+} e^{-} \to p p ˉ$ reaction, and we determine…

hep-ex2026

Search for the charged lepton flavor violating decay $η \to e^{\pm} μ^{\mp}$

M. Ablikim, M. N. Achasov, P. Adlarson +708

Based on $(10.087 \pm 0.044) \times 1 0^{9} J / ψ$ events collected at the center-of-mass energy $s = 3.097$ ~GeV with the BESIII detector, we search for the charged lepton flav…

hep-ex2026

Observation of an Altered $a_{0} (980)$ Line shape in $D^{+} \to π^{+} η η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +693

Using $20.3 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at $s = 3.773 GeV$ , we perform the first amplitude analysis of the decay $D^+\to…

hep-ex2026

Search for the charmonium weak decay $ψ (2 S) \to D_{s}^{-} π^{+} + c . c .$ and $ψ (2 S) \to D_{s}^{-} ρ^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +720

Using the data sample of $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (2 S)$ events collected with the BESIII detector at the center-of-mass energy $s = 3.686 GeV$ , we search for the w…

Observation of the electromagnetic Dalitz transition J/ψ→e+e−ηc​

First observation of the electromagnetic Dalitz decay ψ(3686)→μ+μ−η′

Observation of D+→K∗0ρ+ and D+→K∗+ρ0 in Doubly Cabibbo-Suppressed Decay D+→K+π+π−π0

Improved search for ψ(3770)→γηc​(1S,2S) radiative transitions

Observation of η(2600) and Threshold Enhancements in the ΛΛˉ System

Evidence for the semileptonic decay Λc+​→pπ−e+νe​

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

Study of KS0​-KL0​ asymmetry in the decays D0→KS0​ω and D0→KL0​ω

Measurement of Born cross sections for e+e−→ppˉ​ at s​=3.510−4.946 GeV

Observation of ψ(3770)→ppˉ​ and Measurement of Electromagnetic Form Factors of Proton at s​=3.510−4.946 GeV

Search for the charged lepton flavor violating decay η→e±μ∓

Observation of an Altered a0​(980) Line shape in D+→π+ηη

Search for the charmonium weak decay ψ(2S)→Ds−​π++c.c. and ψ(2S)→Ds−​ρ++c.c.

Observation of the electromagnetic Dalitz transition $J / ψ \to e^{+} e^{-} η_{c}$

First observation of the electromagnetic Dalitz decay $ψ (3686) \to μ^{+} μ^{-} η^{'}$

Observation of $D^{+} \to K^{* 0} ρ^{+}$ and $D^{+} \to K^{*+} ρ^{0}$ in Doubly Cabibbo-Suppressed Decay $D^{+} \to K^{+} π^{+} π^{-} π^{0}$

Improved search for $ψ (3770) \to γ η_{c} (1 S, 2 S)$ radiative transitions

Observation of $η (2600)$ and Threshold Enhancements in the $Λ Λ ˉ$ System

Evidence for the semileptonic decay $Λ_{c}^{+} \to p π^{-} e^{+} ν_{e}$

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

Study of $K_{S}^{0}$ - $K_{L}^{0}$ asymmetry in the decays $D^{0} \to K_{S}^{0} ω$ and $D^{0} \to K_{L}^{0} ω$

Measurement of Born cross sections for $e^{+} e^{-} \to p p ˉ$ at $s = 3.510 - 4.946$ GeV

Observation of $ψ (3770) \to p p ˉ$ and Measurement of Electromagnetic Form Factors of Proton at $s = 3.510 - 4.946$ GeV

Search for the charged lepton flavor violating decay $η \to e^{\pm} μ^{\mp}$

Observation of an Altered $a_{0} (980)$ Line shape in $D^{+} \to π^{+} η η$

Search for the charmonium weak decay $ψ (2 S) \to D_{s}^{-} π^{+} + c . c .$ and $ψ (2 S) \to D_{s}^{-} ρ^{+} + c . c .$