Q. Hu

activity

20142026

most citedThe First LHAASO Catalog of Gamma-Ray Sources

247 citations · 1.8k across the 129 of their papers we have counts for

collaborators

Showing 2025Show all

19 papers · 1 filter

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…

nucl-ex2025

Identified charged hadron production in Au+Au collisions at $s_{NN}$ = 54.4 GeV with the STAR detector

STAR Collaboration, B. E. Aboona, J. Adam +360

We present results on the production of $π^{\pm}$ , $K^{\pm}$ , $p$ , and $p ˉ$ in Au+Au collisions at $s_{NN}$ = 54.4~GeV using the STAR detector at RHIC, at midrap…

nucl-ex2025

Evidence of Spin-Interference Effects in Exclusive $J / ψ \to e^{+} e^{-}$ Photoproduction in Ultraperipheral Heavy-Ion Collisions

The STAR Collaboration

We report the first evidence of spin interference in exclusive $J / ψ \to e^{+} e^{-}$ photoproduction in ultraperipheral heavy-ion collisions at STAR at $s_{N N} = 200$ ~GeV. In Au+A…

hep-ex2025

Search for the lepton number violating process $Ξ^{-} \to Σ^{+} e^{-} e^{-} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +691

We present a search for the lepton number violating decay $Ξ^{-} \to Σ^{+} e^{-} e^{-} + c . c .$ with $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected by the BESIII detector at the BEPCII…

hep-ex2025

Study of the reactions $n ˉ p \to 2 π^{+} π^{-}$ , $2 π^{+} π^{-} π^{0}$ , and $2 π^{+} π^{-} 2 π^{0}$ using $J / ψ \to p π^{-} n ˉ$

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

We report an experimental investigation of the reactions $n ˉ p \to 2 π^{+} π^{-}$ , $n ˉ p \to 2 π^{+} π^{-} π^{0}$ , and $n ˉ p \to 2 π^{+} π^{-} 2 π^{0}$ using $(10.087 \pm 0.0…

hep-ex2025★ 1 cited

Search for the charmonium weak decay $J / ψ \to D ˉ^{0} K ˉ^{* 0} + c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +699

Based on a sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected at the center-of-mass energy $s$ = 3.0969 GeV with the BESIII detector, we search for the charmonium rar…

hep-ex2025

Study of Central Exclusive Production of $π^{+} π^{-}$ , $K^{+} K^{-}$ and $p p ˉ$ Pairs in Proton-Proton Collisions at $s = 510$ GeV with the STAR Detector at RHIC

STAR Collaboration, B. E. Aboona, J. Adam +378

We report on the first measurement of the Central Exclusive Production process in proton-proton collisions: $pp \to p h^{+} h^{-} p$ (where $h = π, K, p$ ) at the center-of-…

hep-ex2025

Amplitude analysis and branching fraction measurement of the decay $D^{0} \to K_{S}^{0} π^{0} π^{0}$

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

An amplitude analysis of the decay $D^{0} \to K_{S}^{0} π^{0} π^{0}$ is performed to determine the relative magnitudes and phases of different intermediate processes. The analysis uses $e^+e…

hep-ex2025

Search for the charmonium semi-leptonic weak decay $J / ψ \to D_{s}^{-} e^{+} ν_{e} + c . c .$

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

Using a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector at a centre-of-mass energy of $s = 3.097 GeV$ , a dedicated search…

hep-ex2025

Precision Measurement of $D_{s}^{*+}$ - $D_{s}^{+}$ Mass Difference

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

We measure the mass difference between $D_{s}^{*+}$ and $D_{s}^{+}$ , $Δ m_{s}$ , using the decay chain $D_{s}^{*+} \to D_{s}^{+} (\to K^{+} K^{-} π^{+}) π^{0}$ , utilizing $e^{+} e^{-}$ annihi…

hep-ex2025★ 1 cited

Study of the Magnetic Dipole Transition of $J / ψ \to γ η_{c}$ via $η_{c} \to p p ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +692

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 amplitude analysis of $J / ψ \to γ p p ˉ$ wit…

hep-ex2025

Measurement of transverse polarization of $Λ$ and $Λ ˉ$ hyperons inside jets in $pp$ collisions at $s = 200$ GeV

STAR Collaboration, B. E. Aboona, J. Adam +363

A surprisingly large transverse polarization of $Λ$ hyperons in unpolarized hadron-nucleon/nucleus collisions has been observed for 50 years, and the origin of this polarization re…

hep-ex2025

Production and Decay Dynamics of the Charmed Baryon $Λ_{c}^{+}$ in $e^{+} e^{-}$ Annihilations near Threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +700

The study of the charmed baryons is crucial for investigating the strong and weak interactions in the standard model and for gaining insights into the internal structure of baryons…

hep-ex2025

Precise Measurement of Chromoelectric Dipole Moment of the Charm Quark

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

The combined symmetry of charge conjugation and parity ( $C P$ ) is tested in the hadronic transition $ψ (3686) \to π^{+} π^{-} J / ψ$ , using a dataset of $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ(3686…

hep-ex2025

Search for the charged lepton flavor violating decay $ψ (3686) \to e^{\pm} μ^{\mp}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +695

By analyzing $(2367.0 \pm 11.1) \times 1 0^{6}$ $ψ (3686)$ events collected in $e^{+} e^{-}$ collisions at $s = 3.686 GeV$ with the BESIII detector at the BEPCII collider, we report th…

nucl-ex2025

Measurement of inclusive $J / ψ$ production in Au+Au collisions at $s_{NN} = 54.4$ GeV at STAR

The STAR Collaboration

This article presents measurements of inclusive $J / ψ$ production at midrapidity ( $∣ y ∣ <$ 1.0) in Au+Au collisions at $s_{NN} = 54.4$ GeV with the STAR dete…

hep-ex2025

Measurement of the $Λ$ Electric Dipole Moment with an Entangled Baryon-Antibaryon System

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

The dominance of matter over antimatter in the universe has consistently driven the pursuit of new physics beyond the Standard Model that violates charge-parity symmetry. Strange b…

hep-ex2025★ 1 cited

Search for the charmonium weak decays $J / ψ \to D_{s}^{-} ρ^{+} + c . c .$ and $J / ψ \to D_{s}^{-} π^{+} + c . c .$

BESIII Collaboration, M. Ablikim, M. N. Achasov +700

Based on $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events recorded with the BESIII detector, we search for the rare charmonium weak decays $J / ψ \to D_{s}^{-} ρ^{+} + c . c .$ and $J/ψ\to D_{s}^{-}π…

nucl-ex2025★ 2 cited

Measurement of Kaon Directed Flow in Au+Au Collisions in the High Baryon Density Region

STAR Collaboration, B. E. Aboona, J. Adam +360

Rapidity-odd directed flow $v_{1}$ measurements are presented for $K^{\pm}$ and $K_{S}^{0}$ in Au $+$ Au collisions at $s_{NN}$ = 3.0, 3.2, 3.5, and 3.9 GeV with the STAR exp…

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

Identified charged hadron production in Au+Au collisions at sNN​​ = 54.4 GeV with the STAR detector

Evidence of Spin-Interference Effects in Exclusive J/ψ→e+e− Photoproduction in Ultraperipheral Heavy-Ion Collisions

Search for the lepton number violating process Ξ−→Σ+e−e−+c.c.

Study of the reactions nˉp→2π+π−, 2π+π−π0, and 2π+π−2π0 using J/ψ→pπ−nˉ

Search for the charmonium weak decay J/ψ→Dˉ0Kˉ∗0+c.c.

Study of Central Exclusive Production of π+π−, K+K− and ppˉ​ Pairs in Proton-Proton Collisions at s​=510 GeV with the STAR Detector at RHIC

Amplitude analysis and branching fraction measurement of the decay D0→KS0​π0π0

Search for the charmonium semi-leptonic weak decay J/ψ→Ds−​e+νe​+c.c.

Precision Measurement of Ds∗+​-Ds+​ Mass Difference

Study of the Magnetic Dipole Transition of J/ψ→γηc​ via ηc​→ppˉ​

Measurement of transverse polarization of Λ and Λˉ hyperons inside jets in pp collisions at s​=200 GeV

Production and Decay Dynamics of the Charmed Baryon Λc+​ in e+e− Annihilations near Threshold

Precise Measurement of Chromoelectric Dipole Moment of the Charm Quark

Search for the charged lepton flavor violating decay ψ(3686)→e±μ∓

Measurement of inclusive J/ψ production in Au+Au collisions at sNN​​=54.4 GeV at STAR

Measurement of the Λ Electric Dipole Moment with an Entangled Baryon-Antibaryon System

Search for the charmonium weak decays J/ψ→Ds−​ρ++c.c. and J/ψ→Ds−​π++c.c.

Measurement of Kaon Directed Flow in Au+Au Collisions in the High Baryon Density Region

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

Identified charged hadron production in Au+Au collisions at $s_{NN}$ = 54.4 GeV with the STAR detector

Evidence of Spin-Interference Effects in Exclusive $J / ψ \to e^{+} e^{-}$ Photoproduction in Ultraperipheral Heavy-Ion Collisions

Search for the lepton number violating process $Ξ^{-} \to Σ^{+} e^{-} e^{-} + c . c .$

Study of the reactions $n ˉ p \to 2 π^{+} π^{-}$ , $2 π^{+} π^{-} π^{0}$ , and $2 π^{+} π^{-} 2 π^{0}$ using $J / ψ \to p π^{-} n ˉ$

Search for the charmonium weak decay $J / ψ \to D ˉ^{0} K ˉ^{* 0} + c.c.$

Study of Central Exclusive Production of $π^{+} π^{-}$ , $K^{+} K^{-}$ and $p p ˉ$ Pairs in Proton-Proton Collisions at $s = 510$ GeV with the STAR Detector at RHIC

Amplitude analysis and branching fraction measurement of the decay $D^{0} \to K_{S}^{0} π^{0} π^{0}$

Search for the charmonium semi-leptonic weak decay $J / ψ \to D_{s}^{-} e^{+} ν_{e} + c . c .$

Precision Measurement of $D_{s}^{*+}$ - $D_{s}^{+}$ Mass Difference

Study of the Magnetic Dipole Transition of $J / ψ \to γ η_{c}$ via $η_{c} \to p p ˉ$

Measurement of transverse polarization of $Λ$ and $Λ ˉ$ hyperons inside jets in $pp$ collisions at $s = 200$ GeV

Production and Decay Dynamics of the Charmed Baryon $Λ_{c}^{+}$ in $e^{+} e^{-}$ Annihilations near Threshold

Search for the charged lepton flavor violating decay $ψ (3686) \to e^{\pm} μ^{\mp}$

Measurement of inclusive $J / ψ$ production in Au+Au collisions at $s_{NN} = 54.4$ GeV at STAR

Measurement of the $Λ$ Electric Dipole Moment with an Entangled Baryon-Antibaryon System

Search for the charmonium weak decays $J / ψ \to D_{s}^{-} ρ^{+} + c . c .$ and $J / ψ \to D_{s}^{-} π^{+} + c . c .$