H. L. Yang

activity

20222025

Y (4230)

and a new structure in

e^{+} e^{-} \to K^{+} K^{-} J / ψ

60 citations · 845 across the 97 of their papers we have counts for

collaborators

Showing 2024Show all

12 papers · 1 filter

hep-ex2024★ 5 cited

Observation of the charmonium decay $η_{c} \to γ γ$ in $J / ψ \to γ η_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +662

Using $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, the decay $η_{c} \to γ γ$ in $J / ψ \to γ η_{c}$ is observed. We determine the p…

hep-ex2024

Observation of $χ_{c J} \to p p ˉ K_{S}^{0} K^{-} π^{+} + c . c .$

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

By analyzing $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII collider, the decays of $χ_{cJ} \to p \bar{p} K^0_S K^- π^+ +c.c…

hep-ex2024

Search for $D^{0} \to K^{-} η e^{+} ν_{e}$ , $D^{+} \to K_{S}^{0} η e^{+} ν_{e}$ and $D^{+} \to η η e^{+} ν_{e}$ decays

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

By analyzing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 7.93 fb $^{- 1}$ , collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, w…

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…

hep-ex2024★ 3 cited

Search for the radiative transition $χ_{c 1} (3872) \to γ ψ_{2} (3823)$

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

Using 9.0 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies from 4.178 to 4.278 GeV with the BESIII detector at the BEPCII collider, we perform the firs…

hep-ex2024★ 3 cited

Search for the Rare Decays $D_{s}^{+} \to h^{+} (h^{0}) e^{+} e^{-}$

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

Using 7.33~fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies in the range of $s = 4.128 - 4.226$ ~GeV, we search for the rare…

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-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★ 9 cited

Search for exotic decays of the Higgs boson to a pair of pseudoscalars in the $μμ$ bb and $τ τ$ bb final states

CMS Collaboration

A search for exotic decays of the Higgs boson (H) with a mass of 125 GeV to a pair of light pseudoscalars $a_{1}$ is performed in final states where one pseudoscalar decays…

hep-ex2024★ 18 cited

Precise Measurement of Born Cross Sections for $e^{+} e^{-} \to D D ˉ$ at $s = 3.80 - 4.95$ GeV

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

Using data samples collected with the BESIII detector at the BEPCII collider at center-of-mass energies ranging from 3.80 to 4.95 GeV, corresponding to an integrated luminosity of…

hep-ex2024★ 4 cited

Improved measurements of the Dalitz decays $η / η^{'} \to γ e^{+} e^{-}$

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

Based on a data sample of 10 billion $J / ψ$ events collected with the BESIII detector, improved measurements of the Dalitz decays $η / η^{'} \to γ e^{+} e^{-}$ are performed, where the $…

hep-ex2024★ 1 cited

First observation of the decay $Λ_{c}^{+} \to n K_{S}^{0} π^{+} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +636

Based on 4.5 fb $^{- 1}$ of $e^{+} e^{-}$ collision data accumulated at center-of-mass energies between $4599.53$ MeV and $4698.82$ MeV with the BESIII detector, the decay $Λ_{c}^{+}\…

Observation of the charmonium decay ηc​→γγ in J/ψ→γηc​

Observation of χcJ​→ppˉ​KS0​K−π++c.c.

Search for D0→K−ηe+νe​, D+→KS0​ηe+νe​ and D+→ηηe+νe​ decays

Measurement of the Decay Ξ0→Λγ with Entangled Ξ0Ξˉ0 Pairs

Search for the radiative transition χc1​(3872)→γψ2​(3823)

Search for the Rare Decays Ds+​→h+(h0)e+e−

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

Observation of ψ(3686)→3ϕ

Search for exotic decays of the Higgs boson to a pair of pseudoscalars in the μμbb and ττbb final states

Precise Measurement of Born Cross Sections for e+e−→DDˉ at s​=3.80−4.95 GeV

Improved measurements of the Dalitz decays η/η′→γe+e−

First observation of the decay Λc+​→nKS0​π+π0