Army Medical University

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20132026

η_{c}

hadroproduction data on charmonium production and polarization within NRQCD framework

102 citations

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

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27 papers · 1 filter

hep-ph2024★ 2 cited

Quasi-two-body decays $B \to P f_{0} (500) \to P π^{+} π^{-}$ in the perturbative QCD approach

Jia-Wei Zhang, Bo-Yan Cui, Xing-Gang Wu +2

In this paper, we study the quasi-two-body decays $B \to P f_{0} (500) \to P π^{+} π^{-}$ [with $P = (π, K, η, η^{'})$ ] within framework of perturbative QCD (PQCD) factorization approach.…

hep-ph2023

Contributions of $K_{0}^{} (1430)$ and $K_{0}^{} (1950)$ in the charmed three-body $B$ meson decays

Bo-Yan Cui, Ya-Hui Chen

In this work, we investigate the resonant contributions of $K_{0}^{*} (1430)$ and $K_{0}^{*} (1950)$ in the three-body $B_{(s)} \to D_{(s)} K π$ within the perturbative QCD approach. The form f…

hep-ph2021★ 24 cited

Revisiting NLO QCD corrections to total inclusive J/psi and Upsilon photoproduction cross sections in lepton-proton collisions

Alice Colpani Serri, Yu Feng, Carlo Flore +4

We revisit inclusive J/psi and Upsilon photoproduction at lepton-hadron colliders, namely in the limit when the exchanged photon is quasi real. Our computation includes the next-to…

hep-ph2020★ 26 cited

$D ˉ_{s}^{()} D^{()}$ molecular state with $J^{P} = 1^{+}$

Yong-Jiang Xu, Yong-Lu Liu, Chun-Yu Cui +1

In this paper, we construct $D ˉ_{s}^{(*)} D^{(*)}$ -molecule-type interpolating currents $J_{(\pm) μ} (x)$ with $J^{P} = 1^{+}$ , calculate the corresponding mass and magnetic moment…

hep-ph2020★ 10 cited

The complete study on polarization of $Υ (n S)$ hadroproduction at QCD next-to-leading order

Yu Feng, Bin Gong, Chao-Hsi Chang +1

Applying the nonrelativistic quantum chromodynamics factorization formalism to the $Υ (1 S, 2 S, 3 S)$ hadroproduction, a complete analysis on the polarization parameters $λ_{θ}$ , $λ_{θ ϕ}$ …

hep-ph2019★ 11 cited

Exclusive quarkonium production or decay in soft gluon factorization

Rong Li, Yu Feng, Yan-Qing Ma

In this paper, we study the application of the recently proposed soft gluon factorization (SGF) to exclusive quarkonium production or decay. We find that in the nonrelativistic QCD…

hep-ph2019★ 26 cited

Partial decay widths of $P_{c} (4312)$ as a $D ˉ Σ_{c}$ molecular state

Yong-Jiang Xu, Chun-Yu Cui, Yong-Lu Liu +1

In the present work, the partial decay widths of $P_{c} (4312)$ to $η_{c} p$ and $J / ψ p$ are investigated with the QCD sum rule method under the assumption that $P_{c} (4312)$ is a $\…

hep-ph2019★ 25 cited

Phenomenological NLO analysis of eta(c) production at the LHC in the collider and fixed-target modes

Yu Feng, Jibo He, Jean-Philippe Lansberg +3

In view of the good agreement between the LHCb prompt-eta(c) data at sqrt(s)=7 and 8 TeV and the NLO colour-singlet model predictions --i.e. the leading v^2 NRQCD contribution--, w…

hep-ph2018★ 31 cited

The remaining parts for the long-standing J/psi polarization puzzle

Yu Feng, Bin Gong, Chao-Hsi Chang +1

Based on the non-relativistic quantum chromodynamics factorization formalism, the polarization parameters $λ_{θ ϕ}$ and $λ_{ϕ}$ of $J / ψ$ hadroproduction are analyzed in helicity frame…

hep-ph2018★ 5 cited

Double longitudinal-spin asymmetries in $J / ψ$ production at RHIC

Yu Feng, Hong-Fei Zhang

The double longitudinal-spin asymmetry, $A_{LL}$ , of the $J / ψ$ production in polarized proton-proton collisions is presented in this paper at QCD next-to-leading order. It is found…

hep-ph2017★ 41 cited

$ψ (2 S)$ versus $J / ψ$ suppression in proton-nucleus collisions from factorization violating soft color exchanges

Yan-Qing Ma, Raju Venugopalan, Kazuhiro Watanabe +1

We argue that the large suppression of the $ψ (2 S)$ inclusive cross-section relative to the $J / ψ$ inclusive cross-section in proton-nucleus (p+A) collisions can be attributed to fac…

hep-ph2017★ 19 cited

QCD leading order study of the $J / ψ$ leptoproduction at HERA within the nonrelativistic QCD framework

Zhan Sun, Hong-Fei Zhang

As indicated in our previous paper (Phys.Rev.D96.034002), the existing literatures studying the $J / ψ$ production in deeply inelastic scattering (DIS) in collinear factorization are…

hep-ph2017★ 8 cited

Is the colour-octet mechanism consistent with the double $J / ψ$ production measurement at B-factories?

Yu Feng, Zhan Sun, Hong-Fei Zhang

Double $J / ψ$ production in $e^{+} e^{-}$ collisions involving colour-octet channels are evaluated up to order $α^{2} α_{s}^{3}$ . Having implemented the variation of the parameters ( $m_{c}$ , $μ_r…

hep-ph2017★ 11 cited

The leptonic current structure and azimuthal asymmetry in deeply inelastic scattering

Hong-Fei Zhang, Zhan Sun

We present a compact form of the leptonic currents for the computation of the processes involving an initial virtual boson (photon, $W^{\pm}$ or $Z_{0}$ ). For deeply inelastic scatte…

hep-ph2016★ 16 cited

Analysis of the semileptonic decay Λ_c->ne^+ν_e

Cheng-Fei Li, Yong-Lu Liu, Ke Liu +2

The semileptonic weak decay process of the $Λ_{c}$ baryon to the neutron $Λ_{c} \to n e^{+} ν_{e}$ is examined. The transition form factors are investigated with light-cone QCD sum ru…

hep-ph2016★ 4 cited

$η_{c}$ production associated with light hadrons at the B-factories and the future super B-factories

Qin-Rong Gong, Zhan Sun, Hong-Fei Zhang +1

We present a complete study of the associated production of the $η_{c}$ meson with light hadrons in $e^{+} e^{-}$ collisions at the B-factory energy, which is demonstrated to be one of th…

hep-ph2015★ 10 cited

The prompt $J / ψ$ production in Association with a $c c ˉ$ Pair within the Framework of Non-relativistic QCD via photon-photon collision at the International Linear Collider

Zhan Sun, Xing-Gang Wu, Hong-Fei Zhang

We present a systematical study on the prompt $J / ψ$ production in association with a $c c ˉ$ pair via the process, $γ γ \to H (c c ˉ) + c + c ˉ$ , within the framework of non-re…

hep-ph2015★ 12 cited

Reconciling charmonium production and polarization data within the nonrelativistic QCD framework

Zhan Sun, Hong-Fei Zhang

A thorough study reveals that the only key parameter for $ψ$ ( $J / ψ$ , $ψ^{'}$ ) polarization is the ratio $⟨ O^{ψ} (^{3} S_{1}^{[8]})⟩ / ⟨ O^{ψ} (^{3} P_{0}^{[8]})⟩$ , if the veloc…

hep-ph2015★ 87 cited

$J / ψ$ production and suppression in high energy proton-nucleus collisions

Yan-Qing Ma, Raju Venugopalan, Hong-Fei Zhang

We apply a Color Glass Condensate+Non-Relativistic QCD (CGC+NRQCD) framework to compute $J / ψ$ production in deuteron-nucleus collisions at RHIC and proton-nucleus collisions at the…

hep-ph2014★ 102 cited

Impact of $η_{c}$ hadroproduction data on charmonium production and polarization within NRQCD framework

Hong-Fei Zhang, Zhan Sun, Wen-Long Sang +1

With the recent LHCb data on $η_{c}$ production and based on heavy quark spin symmetry, we obtain the long-distance matrix elements for both $η_{c}$ and $J / ψ$ productions, among which,…

hep-ph2014★ 31 cited

Global analysis of the experimental data on $χ_{c}$ meson hadroproduction

Hong-Fei Zhang, Ling Yu, Shao-Xiang Zhang +1

We carry out a global analysis of the experimental data on the $χ_{c}$ production cross section and the ratio $σ (χ_{c 2}) / σ (χ_{c 1})$ at the LHC and the Tevatron. The related long-dist…

hep-ph2014★ 14 cited

Higher order light-cone distribution amplitudes of the Lambda baryon

Yong-Lu Liu, Chun-Yu Cui, Ming-Qiu Huang

The improved light-cone distribution amplitudes (LCDAs) of the $Λ$ baryon are examined on the basis of the QCD conformal partial wave expansion approach. The calculations are carri…

hep-ph2014★ 6 cited

QCD sum rules study of X(4350)

Zeng Mo, Chun-Yu Cui, Yong-Lu Liu +1

The QCD sum rule approach is used to analyze the nature of the rencently observed new resonance $X (4350)$ , which is assumed to be a diquark-antidiquark state $[cs] [c ˉ s ˉ]$ …

hep-ph2014★ 15 cited

h_c Production at Hadron Colliders

Jian-Xiong Wang, Hong-Fei Zhang

In this paper, we present the study of the hadroproduction rate of $h_{c}$ at next-to-leading order in $α_{s}$ under the nonrelativisitic QCD (NRQCD) factorization framework, using lon…

Quasi-two-body decays B→Pf0​(500)→Pπ+π− in the perturbative QCD approach

Contributions of K0∗​(1430) and K0∗​(1950) in the charmed three-body B meson decays

Revisiting NLO QCD corrections to total inclusive J/psi and Upsilon photoproduction cross sections in lepton-proton collisions

Dˉs(∗)​D(∗) molecular state with JP=1+

The complete study on polarization of Υ(nS) hadroproduction at QCD next-to-leading order

Exclusive quarkonium production or decay in soft gluon factorization

Partial decay widths of Pc​(4312) as a DˉΣc​ molecular state