TETRAQUARK

作品数:63被引量:18H指数:3
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相关机构:中国科学院大学更多>>
相关期刊:《Communications in Theoretical Physics》《Bulletin of the Chinese Academy of Sciences》《Chinese Physics Letters》《原子核物理评论》更多>>
相关基金:国家自然科学基金重庆市自然科学基金河北省自然科学基金The Royal Society更多>>
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Ground states and first radial excitations of vector tetraquark states with explicit P-waves via QCD sum rules
《Chinese Physics C》2024年第10期40-47,共8页Zhi-Gang Wang 
Supported by the National Natural Science Foundation of China(12175068)。
In this study,we chose the diquark-antidiquark type four-quark cuents with an explicit P-wave betweenthe diquark and antidiquark pairs to study the ground states and first radial exeitations of the hidden-charm tetra....
关键词:tetraguark state QCD sum rules 
0^(--) hidden-heavy tetraquark states via QCD sum rules
《Chinese Physics C》2024年第9期50-59,共10页Bing-Dong Wan Hong-Tai Xu 
Supported in part by the National Natural Science Foundation of China(12247113);the Project funded by China Postdoctoral Science Foundation (2022M723117);the Specific Fund of Fundamental Scientific Research Operating Expenses for Undergraduate Universities in Liaoning Province,China (2024)。
In this study,we evaluated the mass spectra of the prospective 0^(--) hidden-charm and hidden-bottom tetraquark states in molecular configuration via QCD sum rules.In our calculation,the nonperturbative condensate con...
关键词:exotic hadronic states QCD sum rules TETRAQUARKS 
The qqsQ(q=u,d;Q=c,b)tetraquark system in a chiral quark model
《Chinese Physics C》2024年第7期84-105,共22页杨刚 平加伦 Jorge Segovia 
supported by the National Natural Science Foundation of China(12305093,11535005,11775118);the Natural Science Foundation of Zhejiang Province,China(LQ22A050004);the Ministerio Español de Ciencia e Innovación(PID2019-107844GB-C22,PID2022-140440NB-C22);the Junta de Andalucía under contract Nos.Operativo FEDER Andalucía(2014-2020 UHU-1264517,P18-FR-5057 and also PAIDI FQM-370)。
The S-wave qqsQ(q=u,d;Q=c,b)tetraquarks,with spin-paritiesJ^(P)=0^(+),1^(+),and 2^(+),in both isoscalar and isovector sectors,are systematically studied using a chiral quark model.The meson-meson,diquark-antidiquark,a...
关键词:quantum chromodynamics quark models 
X(3960),X0(4140),and other compact cs■states
《Chinese Physics C》2024年第6期92-101,共10页李世渊 刘言锐 满自龙 司宗国 武敬 
Supported by the National Natural Science Foundation of China(12235008,12275157,11905114);the Natural Science Foundation of Shandong Province,China(ZR2023MA041)。
We studied the spectrum and rearrangement decays of S-wave cs■tetraquark states in a simplified quark model.The masses and widths were estimated by assuming that X(4140)is the lower 1^(++)cs■tetraquark.Comparing our...
关键词:TETRAQUARK mass spectrum rearrangement decay mass splittings 
Fully-light vector tetraquark states with explicit P-wave via QCD sum rules
《Chinese Physics C》2024年第3期25-38,共14页辛琦 王志刚 
Supported by National Natural Science Foundation (12175068);Postgraduate Students Innovative Capacity Foundation of Hebei Education Department (CXZZBS2023146)。
In this study,we apply the QCD sum rules to investigate the vector fully-light tetraquark states with an explicit P-wave between the diquark and antidiquark pairs.We observed that the Cγα⊗↔∂μ⊗γαC(or Cγα⊗↔Dμ⊗γ...
关键词:fully-light tetraquark state QCD sum rules 
Strong decay of Y(4230)→ J/ψ f0(980) in light cone sum rules
《Chinese Physics C》2024年第2期66-77,共12页谢易凌 孙昊 
Hao Sun is supported by the National Natural Science Foundation of China(12075043)。
In this study,we assign the tetraquark state for the Y(4230) resonance and investigate the mass and decay constant of Y(4230) in the framework of SVZ sum rules through a different calculation technique.Then,we calcula...
关键词:light cone sum rules TETRAQUARK DECAY 
Magnetic and quadrupole moments of the Z_(c)(4020)^(+),Z_(c)(4050)^(+),and Z_(c)(4600)^(+)states in the diquark-antidiquark picture
《Chinese Physics C》2024年第1期7-16,共10页Ulaş Özdem 
The magnetic and quadrupole moments of the Z_(c)(4020)^(+),Z_(c)(4050)^(+),and Z_(c)(4600)^(+)states are calculated within the QCD light-cone sum rules.The compact diquark-antidiquark interpolating currents and the di...
关键词:hidden-charm tetraquark states electromagnetic form factors magnetic and quadrupole moments QCD light-cone sum rules 
Light meson emissions of selected charmonium-like states within compact tetraquark configurations
《Chinese Physics C》2023年第6期5-14,共10页李宁 何惠珍 梁唯 吕齐放 陈殿勇 董宇兵 
Supported by the National Natural Science Foundation of China(11705056,12175037,11947224,11475192,11975245,U1832173);the Key Project of Hunan Provincial Education Department under(21A0039);the State Scholarship Fund of China Scholarship Council(22006725011);the Sino-German CRC 110“Symmetries and the Emergence of Structure in QCD”project by NSFC(12070131001);the Key Research Program of Frontier Sciences,CAS(Y7292610K1);the National Key Research and Development Program of China(2020YFA0406300)。
We adopt the quark pair creation model to investigate the light meson emissions of several charmoniumlike states.The quark pair creation model is applied to four-body systems,and we calculate the pion/kaon emissions o...
关键词:charmonium-like states light meson emissions compact tetraquarks strong decays quark pair creation model 
Investigation of the tetraquark states QqQq in the improved chromomagnetic interaction model
《Chinese Physics C》2023年第6期69-80,共12页郭涛 李嘉宁 赵佳星 何联毅 
supported by the Scientific Research Foundation of Chengdu University of Technology(10912-KYQD2022-09557);supported by the National Natural Science Foundation of China(11890712);supported by the European Union’s Horizon 2020 research and innovation program(824093(STRONG-2020))。
In the framework of the improved chromomagnetic interaction model,we complete a systematic study of the S-wave tetraquark states QqQq(Q=c,b,and q=u,d,s)with different quantum numbers:J^(PC)=0^(+(+)),1^(+(±)),and 2^(+...
关键词:improved chromomagnetic interaction model hidden heavy flavor tetraquark states mass spectra and possible structures 
Mass spectra of doubly heavy tetraquarks in diquark-antidiquark picture
《Communications in Theoretical Physics》2023年第5期104-113,共10页宋永新 贾多杰 
Supported by the National Natural Science Foundation of China under the No.12165017.
Inspired by the recent observation of the first doubly charmed tetraquark T_(cc),we apply the linear Regge relation and mass scaling to study low-lying mass spectra of the doubly heavy tetraquark in a heavy-diquark−li...
关键词:QCD string model doubly heavy tetraquark diquark-antidiquark picture 
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