Southeast University

output

19982026

most citedLow-Dose CT with a Residual Encoder-Decoder Convolutional Neural Network (RED-CNN)

1.9k 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 2020 · hep-phShow all

40 papers · 2 filters

hep-ph2020★ 5 cited

$D$ wave bottomonia production from $Z_{b}^{(')}$ decay

Qi Wu, Dian-Yong Chen, Takayuki Matsuki

In the present work, we investigate the dipion transitions between $Υ (5 S)$ and $Υ_{J} (1 D)$ with $J = 1, 2, 3$ . Our analysis indicates that the dominant sources of the anomalously large…

hep-ph2020★ 33 cited

A unified description of the hidden-charm tetraquark states $Z_{cs} (3985)$ , $Z_{c} (3900)$ and $X (4020)$

Zhi-Hui Guo, J. A. Oller

The newly observed hidden-charm tetraquark state $Z_{cs} (3985)$ , together with $Z_{c} (3900)$ and $X (4020)$ , are studied in the combined theoretical framework of the effective range e…

hep-ph2020★ 23 cited

Strange hidden-charm tetraquarks in constituent quark models

Xin Jin, Xuejie Liu, Yaoyao Xue +2

Inspired by the newly reported $Z_{cs} (3985)^{-}$ by the BESIII Collaboration, we systematically investigate the strange hidden-charm tetraquark systems $cs c ˉ u ˉ$ with two…

hep-ph2020★ 37 cited

Exotic $D ˉ_{s}^{()} D^{()}$ molecular states and $sc q ˉ c ˉ$ tetraquark states with $J^{P} = 0^{+}, 1^{+}, 2^{+}$

Qi-Nan Wang, Wei Chen, Hua-Xing Chen

We have calculated the mass spectra for the $D ˉ_{s}^{(*)} D^{(*)}$ molecular states and $sc q ˉ c ˉ$ tetraquark states with $J^{P} = 0^{+}, 1^{+}, 2^{+}$ . The masses of the axial-vecto…

hep-ph2020★ 14 cited

Mapping a new cluster of charmoniumlike structures at $e^{+} e^{-}$ collisions

Jun-Zhang Wang, Dian-Yong Chen, Xiang Liu +1

In this work, we find a Critical Energy induced Enhancement (CEE) mechanism for the general three-body open-charm process at the $e^{+} e^{-}$ collisions, which utilizes the peculiar ki…

hep-ph2020★ 25 cited

Hidden-charm pentaquark states through the current algebra: From their productions to decays

Hua-Xing Chen

There may exist seven $D ˉ^{(*)} Σ_{c}^{(*)}$ hadronic molecular states. We construct their corresponding interpolating currents, and calculate their masses and decay constants us…

hep-ph2020★ 126 cited

Establishing the first hidden-charm pentaquark with strangeness

Hua-Xing Chen, Wei Chen, Xiang Liu +1

We study the $P_{cs} (4459)^{0}$ recently observed by LHCb using the method of QCD sum rules. Our results support its interpretation as the $D ˉ^{*} Ξ_{c}$ hadronic molecular state of…

hep-ph2020★ 58 cited

Insights into the inner structures of the fully charmed tetraquark state $X (6900)$

Zhi-Hui Guo, J. A. Oller

The recently discovered fully charmed tetraquark candidate $X (6900)$ is analyzed within the frameworks of effective-range expansion, compositeness relation and width saturation, an…

hep-ph2020★ 22 cited

Can $Ω (2012)$ be explained as a molecular state?

Xuejie Liu, Hongxia Huang, Jialun Ping +1

We conduct a dynamical calculation of pentaquark systems with quark contents $sss u u ˉ$ in the framework of two quark models: the chiral quark model(ChQM) and quark delocalizati…

hep-ph2020★ 16 cited

Stellar limits on light CP-even scalar

P. S. Bhupal Dev, Rabindra N. Mohapatra, Yongchao Zhang

We revisit the astrophysical constraints on a generic light CP-even scalar particle $S$ , mixing with the Standard Model (SM) Higgs boson, from observed luminosities of the Sun, red…

hep-ph2020★ 3 cited

Light tetraquark states with the exotic quantum number $J^{P C} = 3^{-+}$

Niu Su, Rui-Rui Dong, Hua-Xing Chen +2

We apply the method of QCD sum rules to study the $s q s ˉ q ˉ$ tetraquark states with the exotic quantum number $J^{P C} = 3^{-+}$ , and extract mass of the lowest-lying state…

hep-ph2020★ 55 cited

A study of the decays of $S -$ wave $D ˉ^{} K^{}$ hadronic molecules: the scalar $X_{0} (2900)$ and its spin partners $X_{J (J = 1, 2)}$

Cheng-Jian Xiao, Dian-Yong Chen, Yu-Bing Dong +1

In this work, we investigated the decays of the fully open-flavor tetraquark state $X_{0} (2900)$ which was observed by the LHCb Collaboration very recently. Here, the $X_{0} (2900)$ was…

hep-ph2020★ 80 cited

$X_{0} (2900)$ and $X_{1} (2900)$ : hadronic molecules or compact tetraquarks

Hua-Xing Chen, Wei Chen, Rui-Rui Dong +1

Very recently the LHCb Collaboration reported their observation of the first two fully open-flavor tetraquark states, the $X_{0} (2900)$ of $J^{P} = 0^{+}$ and the $X_{1} (2900)$ of $J^P = 1…

hep-ph2020★ 1 cited

Two-photon exchange effects in $e^{+} e^{-} \to π^{+} π^{-}$ at small $s$

Zhong-Hua Zhao, Hui-Yun Cao, Hai-Qing Zhou

In this work, the two-photon-exchange (TPE) effects in $e^{+} e^{-} \to π^{+} π^{-}$ at small $s$ are discussed within a hadronic model. In the limit $m_{e} \to 0$ , the…

hep-ph2020★ 45 cited

Producing fully-charm structures in the $J / ψ$ -pair invariant mass spectrum

Jun-Zhang Wang, Dian-Yong Chen, Xiang Liu +1

Very recently, the LHCb Collaboration reported the observation of several enhancements in the invariant mass spectrum of a $J / ψ$ pair between 6.2 and 7.4 GeV. In this work, we prop…

hep-ph2020★ 68 cited

A Review on Partial-wave Dynamics with Chiral Effective Field Theory and Dispersion Relation

De-Liang Yao, Ling-Yun Dai, Han-Qing Zheng +1

The description of strong interaction physics of low-lying resonances is out of the valid range of perturbative QCD. Chiral effective field theories have been developed to tackle t…

hep-ph2020★ 19 cited

The $a_{0} (980)$ in the single Cabibbo-suppressed process $Λ_{c} \to π^{0} η p$

Xue-Chao Feng, Le-Le Wei, Man-Yu Duan +2

In this work, we have investigated the Cabibbo-suppressed process $Λ_{c} \to π^{0} η p$ , by taking into account the intermediate scalar state $a_{0} (980)$ , which could be dynamically gener…

hep-ph2020★ 14 cited

The transverse polarization of $Λ$ hyperons in $e^{+} e^{-} \to Λ^{↑} h X$ processes within TMD factorization

Hui Li, Xiaoyu Wang, Yongliang Yang +1

We investigate the transverse polarization of the $Λ$ hyperon in the processes $e^{+} e^{-} \to Λ^{↑} π^{\pm} X$ and $e^{+} e^{-} \to Λ^{↑} K^{\pm} X$ within the framework of the transvers…

hep-ph2020★ 3 cited

Decay widthes of $^{3} P_{J}$ charmonium to $D D, D D^{}, D^{} D^{*}$ and corresponding mass shifts of $^{3} P_{J}$ charmonium

Hui-Yun Cao, Hai-Qing Zhou

In this work, we calculate the amplitudes of the processes $c c ˉ (^{3} P_{J}) \to D D, D D^{*}, D^{*} D^{*} \to c c ˉ (^{3} P_{J})$ in the leading order of the nonrelativistic e…

hep-ph2020★ 61 cited

Open charm and bottom tetraquarks in an extended relativized quark model

Qi-Fang Lü, Dian-Yong Chen, Yu-Bing Dong

In present work, we systematically calculate the mass spectra of open charm and bottom tetraquarks $q q q ˉ Q ˉ$ within an extended relativized quark model. The four-body rela…

hep-ph2020★ 16 cited

Two-pole structures in a relativistic Friedrichs-Lee-QPC scheme

Zhi-Yong Zhou, Zhiguang Xiao

A general appearance of two-pole structures is exhibited in a relativistic Friedrichs-Lee model combined with a relativistic quark pair creation model in a consistent manner. This…

hep-ph2020★ 42 cited

Molecular picture for $X_{0} (2900)$ and $X_{1} (2900)$

Jun He, Dian-Yong Chen

Inspired by the newly observed $X_{0} (2900)$ and $X_{1} (2900)$ at LHCb, the $K^{*} D ˉ^{*}$ and $K D ˉ_{1}$ interactions are studied in the quasipotential Bethe-Salpeter equation app…

hep-ph2020★ 9 cited

Relativistic Friedrichs-Lee model and quark-pair creation model

Zhi-Yong Zhou, Zhiguang Xiao

In this paper, we present how the Friedrichs-Lee model could be extended to the relativistic scenario and be combined with the relativistic quark pair creation model in a consisten…

hep-ph2020

Split Higgs triplet

Pei-Hong Gu

We find if a Higgs triplet with hypercharge has a special dimension-6 operator with the standard model Higgs doublet, i.e. a square of the trilinear triplet-doublet coupling, its s…

D wave bottomonia production from Zb(′)​ decay

A unified description of the hidden-charm tetraquark states Zcs​(3985), Zc​(3900) and X(4020)

Strange hidden-charm tetraquarks in constituent quark models

Exotic Dˉs(∗)​D(∗) molecular states and scqˉ​cˉ tetraquark states with JP=0+,1+,2+

Mapping a new cluster of charmoniumlike structures at e+e− collisions

Hidden-charm pentaquark states through the current algebra: From their productions to decays

Establishing the first hidden-charm pentaquark with strangeness

Insights into the inner structures of the fully charmed tetraquark state X(6900)

Can Ω(2012) be explained as a molecular state?