Yun-hua Chen

activity

20122023

most citedAnalyses of pion-nucleon elastic scattering amplitudes up to

O (p^{4})

in extended-on-mass-shell subtraction scheme

104 citations · 300 across the 17 of their papers we have counts for

collaborators

17 papers

hep-ph2023★ 1 cited

$ϕ (2170)$ decaying to $ϕ π π$ and $ϕ K K ˉ$

Yun-Hua Chen

Within the framework of dispersion theory, we study the the processes $e^{+} e^{-} \to ϕ (2170) \to ϕ π π (K K ˉ)$ . The strong pion-pion final-state interactions, especially the $K\bar{K}…

hep-ph2023★ 8 cited

Effective-Lagrangian study of $ψ^{'} (J / ψ) \to V P$ and the insights into $ρ π$ puzzle

Lin-Wan Yan, Yun-Hua Chen, Chun-Gui Duan +1

Within the effective Lagrangian approach, we carry out a unified study of the $J / ψ (ψ^{'}) \to V P$ , $J / ψ \to P γ$ and relevant radiative decays of light-flavor hadrons. Large amount of ex…

hep-ph2022★ 2 cited

Momentum-dependence of $ρ - ω$ mixing in the pion vector form factor and its effect on $(g - 2)_{μ}$

Yun-Hua Chen, Meng-Ge Qin

The inclusion of the $ρ - ω$ mixing effect is essential for a precise description of the pion electromagnetic form factor in the $e^{+} e^{-} \to π^{+} π^{-}$ process, which quantifies…

hep-ph2021★ 3 cited

Study of the $Y (4660)$ from a light-quark perspective

Yun-Hua Chen

In this paper, we try to reveal the structure of the $Y (4660)$ from the light-quark perspective. We study the dipion invariant mass spectrum and the helicity angular distributions…

hep-ph2019

Light-quark components analysis and the nature of the $Y (4260)$

Yun-Hua Chen, Ling-Yun Dai, Feng-Kun Guo +1

We study the processes $e^{+} e^{-} \to Y (4260) \to J / ψ π π (K K ˉ)$ . The strong final-state interactions, especially the coupled-channel ( $π π$ and $K K ˉ$ ) final-state interaction…

hep-ph2019★ 6 cited

Predictions of $Υ (4 S) \to h_{b} (1 P, 2 P) π^{+} π^{-}$ transitions

Yun-Hua Chen

In this work, we study the contributions of the intermediate bottomoniumlike $Z_{b}$ states and the bottom meson loops in the heavy quark spin flip transitions $Υ(4S) \to h_b(1P,2P)…

hep-ph2019★ 10 cited

Chromopolarizabilities of bottomonia from the $Υ (2 S, 3 S, 4 S) \to Υ (1 S, 2 S) π π$ transitions

Yun-Hua Chen, Feng-Kun Guo

The dipion transitions $Υ (2 S, 3 S, 4 S) \to Υ (1 S, 2 S) π π$ are systematically studied by considering the mechanisms of the hadronization of soft gluons, exchanging the bottomoniumlike $Z_…

hep-ph2019★ 30 cited

Nature of the $Y (4260)$ : A light-quark perspective

Yun-Hua Chen, Ling-Yun Dai, Feng-Kun Guo +1

The $Y (4260)$ has been one of the most puzzling pieces among the so-called $X Y Z$ states. In this paper, we try to gain insights into the structure of the $Y (4260)$ from the light-q…

hep-ph2019★ 6 cited

Chromopolarizability of charmonium and $π π$ final state interaction revisited

Yun-Hua Chen

The chromopolarizability of a quarknonium describes the quarknonium's interaction with soft gluonic fields and can be measured in the heavy quarkonium decays. Within the framework…

hep-ph2017★ 7 cited

A study of $ρ - ω$ mixing in resonance chiral theory

Yun-Hua Chen, De-Liang Yao, Han-Qing Zheng

The strong and electromagnetic corrections to $ρ - ω$ mixing are calculated using a SU(2) version of resonance chiral theory up to next-to-leading orders in $1/ N_{C}$ expansion, respec…

hep-ph2016★ 40 cited

Effects of $Z_{b}$ states and bottom meson loops on $Υ (4 S) \to Υ (1 S, 2 S) π^{+} π^{-}$ transitions

Yun-Hua Chen, Martin Cleven, Johanna T. Daub +5

We study the dipion transitions $Υ (4 S) \to Υ (n S) π^{+} π^{-}$ $(n = 1, 2)$ . In particular, we consider the effects of the two intermediate bottomoniumlike exotic states $Z_b(10610)…

hep-ph2015★ 2 cited

Effect of $Z_{b}$ states on $Υ (3 S) \to Υ (1 S) π π$ decays

Yun-Hua Chen, Johanna T. Daub, Feng-Kun Guo +3

Within the framework of dispersion theory, we analyze the dipion transitions between the lightest $Υ$ states, $Υ (n S) \to Υ (m S) π π$ with $m < n \leq 3$ . In particular, we co…

hep-ph2014★ 29 cited

Unified study of $J / ψ \to P V$ , $P γ^{(*)}$ and light hadron radiative processes

Yun-Hua Chen, Zhi-Hui Guo, Bing-Song Zou

Within the framework of the effective Lagrangian approach, we perform a thorough analysis of the $J / ψ \to P γ (γ^{*})$ , $J / ψ \to V P$ , $V \to P γ (γ^{*})$ , $P \to V γ (γ^{*})$ and $P \to γ γ (γ^{*})$ pro…

hep-ph2013★ 17 cited

Radiative transition processes of light vector resonances in a chiral framework

Yun-Hua Chen, Zhi-Hui Guo, Han-Qing Zheng

Within the framework of chiral effective field theory, we study various electromagnetic processes with light vector resonances: $K^{*} (892) \to K γ$ , $e^{+}e^{-}\to K^{\ast}(892)K…

hep-ph2012★ 104 cited

Analyses of pion-nucleon elastic scattering amplitudes up to $O (p^{4})$ in extended-on-mass-shell subtraction scheme

Yun-Hua Chen, De-Liang Yao, H. Q. Zheng

We extend the analysis of elastic pion-nucleon scattering up to $O (p^{4})$ level using extended-on-mass-shell subtraction scheme within the framework of covariant baryon chiral pertu…

hep-ph2012★ 1 cited

Pion-nucleon elastic scattering amplitude within covariant baryon chiral perturbation theory up to $O (p^{4})$ level

Yun-hua Chen, De-liang Yao, H. Q. Zheng

The $O (p^{4})$ calculation on pion-nucleon elastic scattering amplitude in EOMS scheme within covariant baryon chiral perturbation theory is reviewed. Numerical fits to partial wave…

hep-ph2012★ 34 cited

Study of η-η' mixing from radiative decay processes

Yun-Hua Chen, Zhi-Hui Guo, Han-Qing Zheng

We perform a thorough analysis of the VPγ(γ*) and Pγγ(γ*) decays in the resonance chiral theory, where V stand for the vector resonances ρ, K*, ω, ϕ, P stand for π, K, η, η' and γ*…

ϕ(2170) decaying to ϕππ and ϕKKˉ

Effective-Lagrangian study of ψ′(J/ψ)→VP and the insights into ρπ puzzle

Momentum-dependence of ρ−ω mixing in the pion vector form factor and its effect on (g−2)μ​

Study of the Y(4660) from a light-quark perspective

Light-quark components analysis and the nature of the Y(4260)

Predictions of Υ(4S)→hb​(1P,2P)π+π− transitions

Chromopolarizabilities of bottomonia from the Υ(2S,3S,4S)→Υ(1S,2S)ππ transitions

Nature of the Y(4260): A light-quark perspective

Chromopolarizability of charmonium and ππ final state interaction revisited

A study of ρ−ω mixing in resonance chiral theory

Effects of Zb​ states and bottom meson loops on Υ(4S)→Υ(1S,2S)π+π− transitions

Effect of Zb​ states on Υ(3S)→Υ(1S)ππ decays

Unified study of J/ψ→PV, Pγ(∗) and light hadron radiative processes

Radiative transition processes of light vector resonances in a chiral framework

Analyses of pion-nucleon elastic scattering amplitudes up to O(p4) in extended-on-mass-shell subtraction scheme

Pion-nucleon elastic scattering amplitude within covariant baryon chiral perturbation theory up to O(p4) level

Study of η-η' mixing from radiative decay processes

$ϕ (2170)$ decaying to $ϕ π π$ and $ϕ K K ˉ$

Effective-Lagrangian study of $ψ^{'} (J / ψ) \to V P$ and the insights into $ρ π$ puzzle

Momentum-dependence of $ρ - ω$ mixing in the pion vector form factor and its effect on $(g - 2)_{μ}$

Study of the $Y (4660)$ from a light-quark perspective

Light-quark components analysis and the nature of the $Y (4260)$

Predictions of $Υ (4 S) \to h_{b} (1 P, 2 P) π^{+} π^{-}$ transitions

Chromopolarizabilities of bottomonia from the $Υ (2 S, 3 S, 4 S) \to Υ (1 S, 2 S) π π$ transitions

Nature of the $Y (4260)$ : A light-quark perspective

Chromopolarizability of charmonium and $π π$ final state interaction revisited

A study of $ρ - ω$ mixing in resonance chiral theory

Effects of $Z_{b}$ states and bottom meson loops on $Υ (4 S) \to Υ (1 S, 2 S) π^{+} π^{-}$ transitions

Effect of $Z_{b}$ states on $Υ (3 S) \to Υ (1 S) π π$ decays

Unified study of $J / ψ \to P V$ , $P γ^{(*)}$ and light hadron radiative processes

Analyses of pion-nucleon elastic scattering amplitudes up to $O (p^{4})$ in extended-on-mass-shell subtraction scheme

Pion-nucleon elastic scattering amplitude within covariant baryon chiral perturbation theory up to $O (p^{4})$ level