L. Qin

activity

20232025

most citedDetermination of Spin-parity Quantum Numbers for the Narrow Structure Near the

p Λ ˉ

Threshold in

e^{+} e^{-} \to p K^{-} Λ ˉ + c . c .

9 citations · 52 across the 41 of their papers we have counts for

collaborators

Showing 2024Show all

17 papers · 1 filter

hep-ex2024

Search for the double Dalitz decays $η / η^{'} \to e^{+} e^{-} μ^{+} μ^{-}$ and $η^{'} \to μ^{+} μ^{-} μ^{+} μ^{-}$

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

Using a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, we search for the decays $η / η^{'} \to e^{+} e^{-} μ^{+} μ^{-}$ and $η^{'} \to μ^{+} μ^{-} μ^{+} μ^{-}$ v…

hep-ex2024

Measurement of the Branching Fraction for the Decay $χ_{c J} \to p p ˉ η π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using $(2712.4 \pm 14.3) \times 1 0^{6} ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we present the first observations of the decays $χ_{cJ}(J=0,1,2…

hep-ex2024

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay $D^{+} \to K^{-} π^{+} π^{+} π^{0}$

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

An amplitude analysis of the Cabibbo-favored decay $D^{+} \to K^{-} π^{+} π^{+} π^{0}$ is performed, using 7.93 $fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at t…

hep-ex2024★ 6 cited

Study of the semileptonic decay $D^{0} \to K ˉ^{0} π^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +656

We report an improved study of the semileptonic decay $D^{0} \to K ˉ^{0} π^{-} e^{+} ν_{e}$ based on a sample of $7.9 fb^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at…

hep-ex2024★ 1 cited

Study of the decay ψ(3686) \to Σ^{0}\barΣ^{0}ϕ

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

Using $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decay $ψ (3686) \to Σ^{0} Σ ˉ^{0} ϕ$ is observed for the…

hep-ex2024★ 3 cited

Measurement of Born cross section of $e^{+} e^{-} \to Σ^{0} Σ ˉ^{0}$ at $s = 3.50 - 4.95$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

Using $e^{+} e^{-}$ collision data collected with the BESIII detector at the BEPCII collider at thirty-two center-of-mass energies from 3.50 to 4.95 GeV, corresponding to an integrated…

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 lepton number violating decays of $D_{s}^{+} \to h^{-} h^{0} e^{+} e^{+}$

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

Based on 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector operating at the BEPCII collider at center-of-mass energies from 4.128 to 4.226 GeV, a search fo…

hep-ex2024

Measurement of the Inclusive Cross Sections of Prompt $J / ψ$ and $ψ (3686)$ Production in $e^{+} e^{-}$ Annihilation from $s = 3.808$ to $4.951$ GeV

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

The inclusive cross sections of prompt $J / ψ$ and $ψ (3686)$ production are measured at center-of-mass energies from 3.808 to 4.951 GeV. The dataset used is 22 fb $^{- 1}$ of $e^{+}e^{…

hep-ex2024

Measurement of cross sections of $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} ψ (3686)$ from $s =$ 4.682 to 4.951 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

The process $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} ψ (3686)$ is studied by analyzing $e^{+} e^{-}$ collision data samples collected at eight center-of-mass energies ranging from 4.682 to 4.951 GeV with…

hep-ex2024★ 1 cited

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

Using 7.93 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773 $GeV$ with the BESIII detector, we present an analysis of the decay $D^{0}…

hep-ex2024

Search for $η_{c} (2 S) \to p p ˉ$ and branching fraction measurements of $χ_{c J} \to p p ˉ$ via $ψ (2 S)$ radiative decays

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

Using $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (2 S)$ events collected by the BESIII detector operating at BEPCII, we search for the decay $η_{c} (2 S) \to p p ˉ$ via the process $ψ(2S)\to γη…

hep-ex2024★ 4 cited

Measurement of the branching fractions of the decays $Λ_{c}^{+} \to Λ K_{S}^{0} K^{+}$ , $Λ_{c}^{+} \to Λ K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to Λ K^{*+}$

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

Studies are performed of the Cabibbo-favored decay $Λ_{c}^{+} \to Λ K_{S}^{0} K^{+}$ and the singly Cabibbo-suppressed decay $Λ_{c}^{+} \to Λ K_{S}^{0} π^{+}$ , based on a sample of $e^{+}e^{-}…

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

Search for $Λ$ - $Λ ˉ$ oscillation in $J / ψ \to Λ Λ ˉ$ decay

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

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ decays collected by the BESIII detector at the BEPCII collider, we search for baryon number violation via $Λ - Λ ˉ$ oscillation in the decay…

hep-ex2024

Measurement of the branching fraction of $D^{+} \to τ^{+} ν_{τ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

By analyzing $e^{+} e^{-}$ collision data with an integrated luminosity of 7.9~fb $^{- 1}$ collected with the BESIII detector at the center-of-mass energy of 3.773~GeV, the branching…

hep-ex2024★ 5 cited

Measurement of the Decay $Ξ^{0} \to Λ γ$ with Entangled $Ξ^{0} Ξ ˉ^{0}$ Pairs

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

In this Letter, a systematic study of the weak radiative hyperon decay $Ξ^{0} \to Λ γ$ at an electron-positron collider using entangled $Ξ^{0} Ξ ˉ^{0}$ pair events is presented. The…

Search for the double Dalitz decays η/η′→e+e−μ+μ− and η′→μ+μ−μ+μ−

Measurement of the Branching Fraction for the Decay χcJ​→ppˉ​ηπ0

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay D+→K−π+π+π0

Study of the semileptonic decay D0→Kˉ0π−e+νe​

Study of the decay ψ(3686) \to Σ^{0}\barΣ^{0}ϕ

Measurement of Born cross section of e+e−→Σ0Σˉ0 at s​=3.50−4.95 GeV

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

Search for lepton number violating decays of Ds+​→h−h0e+e+

Measurement of the Inclusive Cross Sections of Prompt J/ψ and ψ(3686) Production in e+e− Annihilation from s​=3.808 to 4.951 GeV

Measurement of cross sections of e+e−→KS0​KS0​ψ(3686) from s​= 4.682 to 4.951 GeV

Study of the light scalar a0​(980) through the decay D0→a0​(980)−e+νe​ with a0​(980)−→ηπ−

Search for ηc​(2S)→ppˉ​ and branching fraction measurements of χcJ​→ppˉ​ via ψ(2S) radiative decays

Measurement of the branching fractions of the decays Λc+​→ΛKS0​K+, Λc+​→ΛKS0​π+ and Λc+​→ΛK∗+

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

Search for Λ-Λˉ oscillation in J/ψ→ΛΛˉ decay

Measurement of the branching fraction of D+→τ+ντ​

Measurement of the Decay Ξ0→Λγ with Entangled Ξ0Ξˉ0 Pairs

Search for the double Dalitz decays $η / η^{'} \to e^{+} e^{-} μ^{+} μ^{-}$ and $η^{'} \to μ^{+} μ^{-} μ^{+} μ^{-}$

Measurement of the Branching Fraction for the Decay $χ_{c J} \to p p ˉ η π^{0}$

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay $D^{+} \to K^{-} π^{+} π^{+} π^{0}$

Study of the semileptonic decay $D^{0} \to K ˉ^{0} π^{-} e^{+} ν_{e}$

Measurement of Born cross section of $e^{+} e^{-} \to Σ^{0} Σ ˉ^{0}$ at $s = 3.50 - 4.95$ GeV

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

Search for lepton number violating decays of $D_{s}^{+} \to h^{-} h^{0} e^{+} e^{+}$

Measurement of the Inclusive Cross Sections of Prompt $J / ψ$ and $ψ (3686)$ Production in $e^{+} e^{-}$ Annihilation from $s = 3.808$ to $4.951$ GeV

Measurement of cross sections of $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} ψ (3686)$ from $s =$ 4.682 to 4.951 GeV

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

Search for $η_{c} (2 S) \to p p ˉ$ and branching fraction measurements of $χ_{c J} \to p p ˉ$ via $ψ (2 S)$ radiative decays

Measurement of the branching fractions of the decays $Λ_{c}^{+} \to Λ K_{S}^{0} K^{+}$ , $Λ_{c}^{+} \to Λ K_{S}^{0} π^{+}$ and $Λ_{c}^{+} \to Λ K^{*+}$

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

Search for $Λ$ - $Λ ˉ$ oscillation in $J / ψ \to Λ Λ ˉ$ decay

Measurement of the branching fraction of $D^{+} \to τ^{+} ν_{τ}$

Measurement of the Decay $Ξ^{0} \to Λ γ$ with Entangled $Ξ^{0} Ξ ˉ^{0}$ Pairs