38 citations · 209 across the 23 of their papers we have counts for
22 papers · 1 filter
in the unquenched quark model
Xiaoyun Chen, Yue Tan, Yuan Chen +2
The observation of the state by Belle II Collaboration has sparked significant interest in the theoretical understanding of such states within the context of hadron phys…
A study on the properties of hidden-charm pentaquarks with double strangeness
Xuejie Liu, Yue Tan, Xiaoyun Chen +3
Motivated by the LHCb observations of and states, we systematically investigate the hidden-charm double-strange pentaquark system () using the resonatin…
Exploring the nature of and it's partner in a chiral quark model
Yue Tan, Yu-Heng Wu, Qi Huang +4
Inspired by the recent experimental discoveries of \(X(3872)\) (\(c\bar{q}\)-\(q\bar{c}\)) and \(T_{cc}\) (\(c\bar{q}\)-\(c\bar{q}\)), we systematically study two four-quark system…
Investigating the nature of and in a quenched chiral quark model
Yue Tan, Zi-Xuan Ma, Xiaoyun Chen +4
In this work, we systematically study , , and in both the quenched three-quark and five-quark frameworks using the Gaussian Expansion Method (GEM) withi…
Study of the system in the chiral quark model
Xiaoyun Chen, Yue Tan, Xuejie Liu +1
Recently, a charmonium in decays in the invariant-mass spectrum is discovered by the LHCb Collaboration with the quantum number . Motivate…
Probing the nature of the anticharmed-strange pentaquark states: mass spectra, decays, and magnetic moments
Xuejie Liu, Yue Tan, Xiaoyun Chen +3
Within the framework of the quark delocalization color screening model, a systematic investigation of the anticharmed-strange pentaquark system is performed using the resonance gro…
The light quarkonium and charmonium mass shifts in an unquenched quark model
Xiaoyun Chen, Yue Tan
The unquenched quark model for the light quarkonium and the charmonium states is explored in the present work. The quark-pair creation operator in the model, which mix the…
Dynamical study of and systems at quark level
Yue Tan, Xuejie Liu, Xiaoyun Chen +3
Inspired by that Belle\uppercase\expandafter{\romannumeral2} Collaboration recently reported , which can be interpreted as a molecular , we investigated the trihadr…
Equivalence among color singlet, color octet and diquark structure in a chiral quark model
Yue Tan, Xuejie Liu, Xiaoyun Chen +3
Since the quark model was put forward, theoretical researchers have always attached great importance to the study of hidden color channels (including color octets and diquark struc…
Investigation of the analog of the states-the doubly charmed molecular pentaquarks
Xuejie Liu, Yue Tan, Xiaoyun Chen +3
Motivated by the LHCb Collaboration's observation of a doubly charmed tetraquark state , we systematically investigate the existence of doubly charmed pentaquark stat…
Charmonium mass shifts in an unquenched quark model
Xiaoyun Chen, Yue Tan, Youchang Yang
In this paper, we performed a coupled-channel calculation and evaluated the mass shifts for all , , , and charmonium valence states below 4 GeV, by incorporat…
Possible charmed-strange molecular pentaquarks in quark delocalization color screening model
Xuejie Liu, Yue Tan, Xiaoyun Chen +3
Inspired by the states and reported by the LHCb Collaboration, we carry out a systematical investigation of the charm-s…
The newly observed as a tetraquark state in a chiral quark model with scalar nonet exchange
Yue Tan, Xuejie Liu, Xiaoyun Chen +2
Recently, Belle\uppercase\expandafter{\romannumeral2} Collaboration firstly reported a new resonance in the processes of at center-of-mas…
Double-heavy tetraquarks with strangeness in the chiral quark model
Xiaoyun Chen, Fu-Lai Wang, Yue Tan +1
Recently, some progresses have been made on the double-heavy tetraquarks in the experiments, such as reported by LHCb Collaboration, and reported by…
Investigation of the bottom analog of the Zcs(3985) state
Xuejie Liu, Dianyong Chen, Hongxia Huang +3
Motivated by the recent discovery of the hidden charm exotic state with strangeness by the BESIII and LHCb Collaborations, we study the wave strange hidden bottom tetraquark in…
Doubly heavy tetraquark states and
Xiaoyun Chen
Inspired by the recent observation of a very narrow state, called , by the LHCb collaboration, the possible bound states and low-lying resonance states of the doubly heav…
Study on and excited states in the chiral quark model
Xiaoyun Chen, Yue Tan, Yuan Chen
Stimulated by the newly observed charged hidden-charm state by BESIII Collaboration, , and the excited states by LHCb Coll…
Fully-charm tetraquarks:
Xiaoyun Chen
In this work, we continue to study the mass spectra of fully-heavy tetraquarks with the quantum numbers of in the nonrelativistic…
Fully-heavy tetraquarks: and
Xiaoyun Chen
In the framework of a nonrelativistic chiral quark model, we continue to study the mass spectra of the fully-heavy and tetraquarks. In the pre…
Analysis of hidden-bottom bb\bar{b}\bar{b} states
Xiaoyun Chen
Motivated by the searching for states at LHC recently, we calculate the ground-state energies of states with quantum numbers $IJ^P=00^+,01^+,0…
searches for ud\bar{s}\bar{b} in the chiral quark model
Xiaoyun Chen, Jialun Ping
Inspired by the report of D0 Collaboration on the state with four different flavors, a similar state, is investigated in the present work. The advantag…
Is the exotic a bound state?
Xiaoyun Chen, Jialun Ping
Stimulated by the recent observation of the exotic state by D0 Collaboration, we study the four-quark system with quantum numbers in the fram…