Guangxi Normal University

output

20022026

most citedObservation of a charged charmoniumlike structure in e+e- to pi+pi-J/psi at \sqrt{s}=4.26 GeV

919 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.

collaborating institutions

Showing 2020Show all

67 papers · 1 filter

math.AP2020★ 8 cited

Existence of Kazdan-Warner equation with sign-changing prescribed function

Linlin Sun, Jingyong Zhu

In this paper, we study the following Kazdan-Warner equation with sign-changing prescribed function $h$ \begin{align*} -Δu=8π\left(\frac{he^{u}}{\int_Σhe^{u}}-1\right) \end{align*}…

cs.CV2020

Vehicle Re-identification Based on Dual Distance Center Loss

Zhijun Hu, Yong Xu, Jie Wen +2

Recently, deep learning has been widely used in the field of vehicle re-identification. When training a deep model, softmax loss is usually used as a supervision tool. However, the…

hep-ex2020★ 13 cited

Observation of $η^{'} \to π^{+} π^{-} μ^{+} μ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +486

Using $(1310.6 \pm 7.0) \times 1 0^{6} J / ψ$ events acquired with the BESIII detector at the BEPCII storage rings, the decay $η^{'} \to π^{+} π^{-} μ^{+} μ^{-}$ is observed for the fir…

hep-ex2020★ 8 cited

Observation of di-structures in $e^{+} e^{-} \to J / ψ X$ at center-of-mass energies around 3.773 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +477

We report a measurement of the observed cross sections of the inclusive $J / ψ$ production in $e^{+} e^{-} \to J / ψ X$ based on 3.21 fb $^{- 1}$ of data accumulated at energies…

hep-ex2020★ 8 cited

Measurement of the absolute branching fraction of $Λ_{c}^{+} \to p K_{S}^{0} η$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +490

Based on 586 $p b^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at a center-of-mass energy of $s = 4.6 GeV$ with the BESIII detector at the BEPCII collider, the absol…

hep-ex2020★ 8 cited

Study of $e^{+} e^{-} \to 2 (p p ˉ)$ at center-of-mass energies between 4.0 and 4.6 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +487

Using data taken at 23 center-of-mass energies between 4.0 and 4.6 GeV with the BESIII detector at the BEPCII collider and with a total integrated luminosity of approximately $15$ …

hep-ex2020★ 26 cited

Measurement of the Born cross sections for $e^{+} e^{-} \to η^{'} π^{+} π^{-}$ at center-of-mass energies between $2.00$ and $3.08$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +487

The Born cross sections for the process $e^{+} e^{-} \to η^{'} π^{+} π^{-}$ at different center-of-mass energies between $2.00$ and $3.08$ GeV are reported with improved precision fro…

cs.IT2020★ 10 cited

A Novel Transformation Approach of Shared-link Coded Caching Schemes for Multiaccess Networks

Minquan Cheng, Kai Wan, Dequan Liang +2

This paper considers the multiaccess coded caching systems formulated by Hachem et al., including a central server containing $N$ files connected to $K$ cache-less users through an…

hep-ex2020★ 8 cited

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +499

Using a data sample of $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ events taken with the BESIII detector at the center-of-mass energy of 3.097 GeV, we search for the first time for the…

hep-ex2020★ 2 cited

Search for the reaction $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ and a charmonium-like structure decaying to $χ_{c J} π^{\pm}$ between 4.18 and 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +481

We search for the process $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ ( $J = 0, 1, 2$ ) and for a charged charmonium-like state in the $π^{\pm} χ_{c J}$ subsystem. The search uses data sets…

math.AP2020★ 17 cited

Liouville theorem for a class semilinear elliptic problem on Heisenberg group

Xi-nan Ma, Qianzhong Ou

We obtain an entire Liouville type theorem to the classical semilinear subcritical elliptic equation on Heisenberg group. A pointwise estimate near the isolated singularity was als…

nucl-th2020★ 16 cited

Potential roots of the deep sub-barrier heavy-ion fusion hindrance phenomenon

P. W. Wen, C. J. Lin, R. G. Nazmitdinov +6

We analyse the origin of the unexpected deep sub-barrier heavy-ion fusion hindrance in 64Ni+100Mo and 28Si+64Ni recations. Our analysis is based on the improved coupled-channels ap…

cond-mat.mes-hall2020★ 164 cited

Observation of a phononic higher-order Weyl semimetal

Li Luo, Hai-Xiao Wang, Bin Jiang +4

Weyl semimetals are extraordinary systems where exotic phenomena such as Fermi arcs, pseudo-gauge fields and quantum anomalies arise from topological band degeneracy in crystalline…

hep-ex2020★ 2 cited

Search for the reaction channel $e^{+} e^{-} \to η_{c} η π^{+} π^{-}$ at center-of-mass energies from 4.23 to 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +464

Using data collected with the BESIII detector operating at the Beijing Electron Positron Collider, we search for the process $e^{+} e^{-} \to η_{c} η π^{+} π^{-}$ . The search is performed…

hep-ex2020★ 37 cited

Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{+} K^{-} π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +484

We report an amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{+} K^{-} π^{+}$ decay using a data sample of 3.19 $f b^{- 1}$ recorded with BESIII d…

hep-ex2020★ 5 cited

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +487

The rare decay $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ is studied using a sample of $1.3 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at BEPCII in 2009 and 2012. The branching fra…

hep-ex2020★ 192 cited

Observation of a near-threshold structure in the $K^{+}$ recoil-mass spectra in $e^{+} e^{-} \to K^{+} (D_{s}^{-} D^{* 0} + D_{s}^{*-} D^{0})$

BESIII Collaboration, M. Ablikim, M. N. Achasov +494

We report a study of the processes of $e^{+} e^{-} \to K^{+} (D_{s}^{-} D^{* 0} + D_{s}^{*-} D^{0})$ based on $e^{+} e^{-}$ annihilation samples collected with the BESIII detector operating at BEPCII at…

hep-ex2020★ 11 cited

Determination of the $Λ_{c}^{+}$ spin via the reaction $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +484

We report on a comparison of two possible $Λ_{c}^{+}$ spin hypotheses, $J = \frac{1}{2}$ and $\frac{3}{2}$ , via the process $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$ , using the angular distributions of…

hep-ex2020★ 4 cited

Search for New Hadronic Decays of $h_{c}$ and Observation of $h_{c} \to K^{+} K^{-} π^{+} π^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +493

Ten hadronic final states of the $h_{c}$ decays are investigated via the process $ψ (3686) \to π^{0} h_{c}$ , using a data sample of $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events c…

physics.app-ph2020★ 81 cited

On-chip higher-order topological micromechanical metamaterials

Ying Wu, Mou Yan, Hai-Xiao Wang +2

Higher-order topological insulators exhibit multidimensional topological physics and unique application values due to their ability of integrating stable boundary states at multipl…

hep-ph2020★ 36 cited

Analysis of the $γγ \to D D ˉ$ reaction and the $D D ˉ$ bound state

En Wang, Hong-Shen Li, Wei-Hong Liang +1

In this work, we investigate the reaction of $γ γ \to D D ˉ$ , taking into account the s-wave $D D ˉ$ final state interaction. By fitting to the $D D ˉ$ invariant mass distri…

hep-ex2020★ 7 cited

Measurements of $e^{+} e^{-} \to η_{c} π^{+} π^{-} π^{0}$ , $η_{c} π^{+} π^{-}$ and $η_{c} π^{0} γ$ at $s$ from 4.18 to 4.60\,GeV, and search for a $Z_{c}$ state close to the $D D ˉ$ threshold decaying to $η_{c} π$ at $s$ = 4.23 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +492

We study $η_{c}$ production at center-of-mass energies $s$ from 4.18 to 4.60 GeV in $e^{+} e^{-}$ annihilation data collected with the BESIII detector operating at the BEPCII…

hep-ex2020★ 42 cited

Measurement of cross-section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ near threshold at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +494

The Born cross-sections and effective form factors for process $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ are measured at eight center-of-mass energies between 2.644 and 3.080 GeV, using a total integr…

cond-mat.mtrl-sci2020★ 541 cited

Classical higher-order topological insulators

Biye Xie, Hai-Xiao Wang, Xiujuan Zhang +4

Topological states nurtures the emergence of devices with unprecedented functions in photonics, plasmonics, acoustics and phononics. As one of the recently discovered members, high…

Existence of Kazdan-Warner equation with sign-changing prescribed function

Vehicle Re-identification Based on Dual Distance Center Loss

Observation of η′→π+π−μ+μ−

Observation of di-structures in e+e−→J/ψX at center-of-mass energies around 3.773 GeV

Measurement of the absolute branching fraction of Λc+​→pKS0​η decays

Study of e+e−→2(ppˉ​) at center-of-mass energies between 4.0 and 4.6 GeV

Measurement of the Born cross sections for e+e−→η′π+π− at center-of-mass energies between 2.00 and 3.08 GeV

A Novel Transformation Approach of Shared-link Coded Caching Schemes for Multiaccess Networks

Search for the lepton number violating decay Σ−→pe−e− and the rare inclusive decay Σ−→Σ+X

Search for the reaction e+e−→π+π−χcJ​ and a charmonium-like structure decaying to χcJ​π± between 4.18 and 4.60 GeV

Liouville theorem for a class semilinear elliptic problem on Heisenberg group

Potential roots of the deep sub-barrier heavy-ion fusion hindrance phenomenon

Observation of a phononic higher-order Weyl semimetal

Search for the reaction channel e+e−→ηc​ηπ+π− at center-of-mass energies from 4.23 to 4.60 GeV

Amplitude analysis and branching fraction measurement of Ds+​→K+K−π+

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in η′→π+π−e+e− at BESIII

Observation of a near-threshold structure in the K+ recoil-mass spectra in e+e−→K+(Ds−​D∗0+Ds∗−​D0)

Determination of the Λc+​ spin via the reaction e+e−→Λc+​Λˉc−​

Search for New Hadronic Decays of hc​ and Observation of hc​→K+K−π+π−π0

On-chip higher-order topological micromechanical metamaterials

Analysis of the γγ→DDˉ reaction and the DDˉ bound state

Measurements of e+e−→ηc​π+π−π0, ηc​π+π− and ηc​π0γ at s​ from 4.18 to 4.60\,GeV, and search for a Zc​ state close to the DDˉ threshold decaying to ηc​π at s​ = 4.23 GeV

Measurement of cross-section for e+e−→Ξ−Ξˉ+ near threshold at BESIII

Classical higher-order topological insulators

Observation of $η^{'} \to π^{+} π^{-} μ^{+} μ^{-}$

Observation of di-structures in $e^{+} e^{-} \to J / ψ X$ at center-of-mass energies around 3.773 GeV

Measurement of the absolute branching fraction of $Λ_{c}^{+} \to p K_{S}^{0} η$ decays

Study of $e^{+} e^{-} \to 2 (p p ˉ)$ at center-of-mass energies between 4.0 and 4.6 GeV

Measurement of the Born cross sections for $e^{+} e^{-} \to η^{'} π^{+} π^{-}$ at center-of-mass energies between $2.00$ and $3.08$ GeV

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

Search for the reaction $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ and a charmonium-like structure decaying to $χ_{c J} π^{\pm}$ between 4.18 and 4.60 GeV

Search for the reaction channel $e^{+} e^{-} \to η_{c} η π^{+} π^{-}$ at center-of-mass energies from 4.23 to 4.60 GeV

Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{+} K^{-} π^{+}$

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ at BESIII

Observation of a near-threshold structure in the $K^{+}$ recoil-mass spectra in $e^{+} e^{-} \to K^{+} (D_{s}^{-} D^{* 0} + D_{s}^{*-} D^{0})$

Determination of the $Λ_{c}^{+}$ spin via the reaction $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$

Search for New Hadronic Decays of $h_{c}$ and Observation of $h_{c} \to K^{+} K^{-} π^{+} π^{-} π^{0}$

Analysis of the $γγ \to D D ˉ$ reaction and the $D D ˉ$ bound state

Measurements of $e^{+} e^{-} \to η_{c} π^{+} π^{-} π^{0}$ , $η_{c} π^{+} π^{-}$ and $η_{c} π^{0} γ$ at $s$ from 4.18 to 4.60\,GeV, and search for a $Z_{c}$ state close to the $D D ˉ$ threshold decaying to $η_{c} π$ at $s$ = 4.23 GeV

Measurement of cross-section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ near threshold at BESIII