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ISOSPIN: 作品数：107被引量：64H指数：5; 导出分析报告; 相关领域：理学更多>>; 相关作者：张明更多>>; 相关机构：清华大学更多>>; 相关期刊：《Chinese Physics Letters》《Journal of Modern Physics》《中国原子能科学研究院年报》《Annual Report of China Institute of Atomic Energy》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金广东省自然科学基金更多>>

Describing a Baryon as a Composition of Bound Stated and Unbound Stated Sea-Quarks: 《Journal of Modern Physics》2024年第10期1586-1602,共17页Teruo Kurai; We propose the revised description of a baryon as a composition of bound stated sea-quarks and unbound stated sea-quarks from the previously proposed description of baryon as a meson pair. The purpose of this article ...; 关键词：Baryon Description Baryon Isospin Baryon Mass

Strong decays of the P_(c)(4312) and its isospin cousin via the QCD sum rules: 《Chinese Physics C》2024年第5期50-59,共10页王修武王志刚; Supported by the National Natural Science Foundation(12175068)and the Fundamental Research Funds for the Central Universities of China。; In this study,considering the conservation of isospin in the strong decays,we investigate the strong decays of the pentaquark molecule candidate P_(c)(4312)and its possible higher isospin cousin P_(c)(4330)in the fram...; 关键词：strong decays pentaquark molecular states QCD sum rules

Isospin-conserving hadronic decay of the D_(s1)(2460) into D_(s)π^(+)π^(-): 《Communications in Theoretical Physics》2023年第5期119-127,共9页Meng-Na Tang Yong-Hui Lin Feng-Kun Guo Christoph Hanhart Ulf-G.Meißner; supported in part by the National Natural Science Foundation of China(NSFC);the Deutsche Forschungsgemeinschaft(DFG)through the funds provided to the Sino-German Collaborative Research Center TRR110‘Symmetries and the Emergence of Structure in QCD’(NSFC Grant No.12070131001,DFG Project-ID 196253076);the Chinese Academy of Sciences(CAS)under Grant No.XDB34030000;the NSFC under Grants Nos.12125507,11835015,and 12047503;CAS through the President’s International Fellowship Initiative(PIFI)(Grant No.2018DM0034);the Volkswagen Stiftung(Grant No.93562); The internal structure of the charm-strange mesons D_(s0)^(*)(2317)and D_(s1)(2460)are the subject of intensive studies.Their widths are small because they decay dominantly through isospinbreaking hadronic channels D_...; 关键词：hadronic molecule isospin symmetry heavy quark flavor symmetry

Strongly Isospin-mixed Doublet in ^(26)Si Observed by Decay of ^(26)P: 《IMP & HIRFL Annual Report》2022年第1期39-40,共2页Liu Jiajian Xu Xinxing Sun Lijie Yuan Cenxi Kaneko Kazunari Sun Yang Liang Pengfei; Strategic Priority Research Program of Chinese Academy of Sciences(XDB34010300);Ministry of Science and Technology of China under National Key R&D Programs(2018YFA0404404 and 2016YFA0400503);CAS Project for Young Scientists in Basic Research(YSBR-002);Heavy Ion Research Facility in Lanzhou(HIRFL)under Grant(HIR2021ZD001);National Natural Science Foundation of China(12022501,12105329,U1932206,U1632136,11805120,12235020,12235003);Guangdong Major Project of Basic and Applied Basic Research(2021B0301030006 and 11490562);Continuous Basic Scientific Research Project(WDJC-2019-13)and Research Grants Council(RGC)of Hong Kong(AoE/P-404/18 and GRF-17304720)。; In 1932,W.Heisenberg proposed the concept of isospin to describe the symmetry in atomic nuclei due to the similar behaviors between neutrons and protons in the strong force^([1]).However,the symmetry of isospin is app...; 关键词：state force SYMMETRY

On the Masses of A=54 Isospin Septet and the Isobaric Multiplet Mass Equation: 《IMP & HIRFL Annual Report》2022年第1期48-48,共1页Li Hongfu Xu Xing Wang Meng Zhang Yuhu Fu Chaoyi Huang Wenjia; National Key R&D Program of China(2018YFA0404401,2016YFA0400504);National Natural Science Foundation of China(11975280,11905259)。; The NUBASE2020^([1])recommends the masses of the T=3 isobaric analogue states(IASs)in^(54)Fe,^(54)Mn,and^(54)Cr based on experimental measurements.Using the masses of these three IASs,the coefficients for the quadrati...; 关键词：QUADRATIC EQUATION ANALOGUE

Number of states with given spin I and isospin T for n fermions in a j orbit: 《Chinese Physics C》2022年第11期195-202,共8页X.Yin Y.M.Zhao; Supported by the National Natural Science Foundation of China(11975151,11961141003);the MOE Key Lab for Particle Physics,Astrophysics and Cosmology for financial support。; In this study,we investigate formulas of the number of states with a given total spin I and isospin T for n nucleons in a single-j shell denoted by DIT(j,n).Talmi's recursion formulas for the number of states with a g...; 关键词：nuclear structure shell model nuclear spin and isospin

Potential pollution of the Kπ-puzzle by the isospin-breakingπ^(0)-η-η′mixing effect: 《Chinese Physics C》2022年第9期137-141,共5页Zhen-Hua Zhang; National Natural Science Foundation of China(11705081,12192261)。; The influence of the isospin-breakingπ^(0)-η-η′mixing effect on the CP-asymmetries of B→Kπprocesses is examined for the first time.It is found that this mixing effect presents significant uncertainty for both th...; 关键词：CP violation B meson decay Kπpuzzle Tables(1)

Isospin eigenstates of the color singlet-singlet-type pentaquark states: 《Science China(Physics,Mechanics & Astronomy)》2022年第9期44-51,共8页Xiu-Wu Wang Zhi-Gang Wang Guo-Liang Yu Qi Xin; supported by the National Natural Science Foundation of China(Grant No.12175068);the Youth Foundation of North China Electric Power University(NCEPU)(Grant No.93209703)。; In this study,we constructed color singlet-singlet-type five-quark currents with isospins(I,I_(3))=(1/2,1/2)and(3/2,1/2)unambiguously to explore theDΣ_(c),DΣ^(∗)_(c),¯D∗Σc,andD^(∗)Σ^(∗)_(c)pentaquark states via t...; 关键词：pentaquark states hadronic molecule QCD sum rules

Isospin dependent properties of the isotopic chains of Scandium and Titanium nuclei within the relativistic mean-field formalism: 《Chinese Physics C》2022年第8期155-169,共15页Praveen K.Yadav Raj Kumar M.Bhuyan; Supported by Science and Engineering Research Board (SERB)(CRG/2021/001229);FOSTECT (FOSTECT. 2019B.04);FAPESP (2017/05660-0)。; Density-dependent nuclear symmetry energy is directly related to iso spin asymmetry for finite and infinite nuclear systems.It is critical to determine the coefficients of symmetry energy and their related observables...; 关键词：relativistic energy density functional symmetry energy weight function isospin asymmetry

On the masses of A=54 isospin septet and the isobaric multiplet mass equation: 《Chinese Physics C》2022年第6期124-128,共5页Hong-Fu Li Xing Xu Meng Wang Yu-Hu Zhang Chao-Yi Fu Wen-Jia Huang; Supported in part by the National Key R&D Program of China(2018YFA0404401,2016YFA0400504);National Natural Science Foundation of China(11975280,11905259)。; Using the ground-state mass of ^(52)Ni and two-proton decay energy of ^(54)Zn,the ground-state mass excess of ^(54)Zn is deduced to be-6504(85)keV.This value is about 2 MeV lower than the prediction of the quadratic f...; 关键词：isobaric multiplet mass equation(IMME) MASS ^(54)Zn

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