PENTAQUARK

作品数：38被引量：8H指数：2
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相关领域：理学更多>>
相关作者：高远李永青李希国刘建业郝学文更多>>
相关机构：中国科学院近代物理研究所清华大学南京师范大学更多>>
相关期刊：《Chinese Physics C》《IMP & HIRFL Annual Report》《原子核物理评论》《Communications in Theoretical Physics》更多>>
相关基金：国家自然科学基金中国科学院知识创新工程重要方向项目更多>>
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Magnetic moments of hidden-charm strange pentaquark states
《Chinese Physics C》2022年第12期194-207,共14页Feng Gao Hao-Song Li 
Supported by the National Natural Science Foundation of China(11905171,12047502);the Natural Science Basic Research Plan in Shaanxi Province of China(2022JQ-025)。
In this study,the magnetic moments of hidden-charm strange pentaquark states with quantum numbers J^(P)=1^(±)/2,3^(±)/2,5^(±)/2,and 7^(+)/2 are calculated in the molecular,diquark-diquark-antiquark,and diquark-triq...
关键词：magnetic moment PENTAQUARK molecular model DIQUARK triquark 
Hidden-charm pentaquark states through current algebra:from their production to decay
《Chinese Physics C》2022年第9期62-93,共32页Hua-Xing Chen 
Supported by the National Natural Science Foundation of China (11722540, 12075019);the Jiangsu Provincial Double-Innovation Program (JSSCRC2021488);the Fundamental Research Funds for the Central Universities
There may be sevenD^((*))Σ_(c)^((*))hadronic molecular states.We construct their corresponding interpolating currents and calculate their masses and decay constants using QCD sum rules.Based on these results,we calcu...
关键词：exotic hadron pentaquark state hadronic molecule interpolating current QCD sum rules current algebra Fierz rearrangement 
Analysis of hidden-charm pentaquark molecular states with and without strangeness via the QCD sum rules
《Chinese Physics C》2021年第12期42-52,共11页Zhi-Gang Wang Qi Xin 
Supported by National Natural Science Foundation of China(11775079)。
In this study,we investigate the,D∑c,D≡c',D∑c^(*),D^(*)∑c,D^(*)≡c',D^(*)∑c^(*),and D^(*)≡c'^(*)pentaquark mo-lecular states with and without strangeness via the QCD sum rules in detail,focusing on the light fla...
关键词：pentaquark molecular states QCD sum rules 
Hadronic coupling constants of the lowest hidden-charm pentaquark state,using QCD sum rules with rigorous quark-hadron duality被引量：1
《Chinese Physics C》2021年第6期37-55,共19页Zhigang Wang Huijuan Wang Qi Xin 
Supported by National Natural Science Foundation of China(11775079)。
In this article,we illustrate how to calculate the hadronic coupling constants of the pentaquark states with QCD sum rules based on rigorous quark-hadron quality.We then study the hadronic coupling constants of the lo...
关键词：pentaquark states QCD sum rules XYZ particles 
Neural network study of hidden-charm pentaquark resonances
《Chinese Physics C》2019年第9期19-25,共7页Halil Mutuk 
Recently,the LHCb experiment announced the observation of hidden-charm pentaquark states Pc(4312),Pc(4440),and Pc(4457)nearΣcDandΣcD*thresholds.In this present work,we studied these pentaquarks in the framework of t...
关键词：hidden-charm RESONANCES PENTAQUARK neural networks 
Revisiting hidden-charm pentaquarks from QCD sum rules
《Chinese Physics C》2019年第3期72-81,共10页Jia-Bing Xiang Hua-Xing Chen Wei Chen Xiao-Bo Li Xing-Qun Yao Shi-Lin Zhu 
Supported by National Natural Science Foundation of China(11722540,11261130311);Fundamental Research Funds for the Central Universities;Foundation for Young Talents in College of Anhui Province(gxyq2018103)
We revisit hidden-charm pentaquark states P_c(4380) and P_c(4450) using the method of QCD sum rules by requiring the pole contribution to be greater than or equal to 30% in order to better that the one-pole parametriz...
关键词：EXOTIC HADRONS PENTAQUARK states QCD sum rules 
Hidden-charm Pentaquark Production at e^(+)e^(-) Colliders
《Communications in Theoretical Physics》2018年第3期291-296,共6页Shi-Yuan Li Yan-Rui Liu Yu-Nan Liu Zong-Guo Si Xiao-Feng Zhang 
Supported by National Natural Science Foundation of China under Grant Nos.11775130,11775132,11635009,11325525;the Natural Science Foundation of Shandong Province under Grant No.ZR2017MA002
We study one possible production mechanism for the hidden-charm pentaquark via a color-octet cc pair fragmentation in e^(+)e^(-)collision.The pentaquark production at B factory energy is dominated by e^(+)e^(-)→ccg→...
关键词：PENTAQUARK e^(+)e^(-)annihialation NRQCD 
Possible strange hidden-charm pentaquarks from Σ_c^((*))_s~* and Ξ_c^((',*))~* interactions被引量：1
《Chinese Physics C》2017年第10期49-58,共10页陈锐 何军 刘翔 
Supported by National Natural Science Foundation of China(11222547,11175073,11675228);Major State Basic Research Development Program in China(2014CB845405);Fundamental Research Funds for the Central Universities;supported by the National Program for Support of Top-notch Young Professionals
Using the one-boson-exchange model, we investigate the Λcs^＊, Σcs^＊, Σc^＊s^＊, Ξc^＊, Ξ＇c^＊, and Ξc^＊^＊ interactions by considering the one-eta-exchange and/or one-pion-exchange contributions. We further ...
关键词：hidden-charm pentaquark one-boson-exchange model molecular state 
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