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国家自然科学基金(10975008): 作品数：15被引量：26H指数：4; 导出分析报告; 相关作者：孙保华李竹孟杰张蔚泓龚孝波更多>>; 相关机构：北京航空航天大学北京大学安徽大学北京师范大学更多>>; 相关期刊：《物理学报》《物理》《Science China(Physics,Mechanics & Astronomy)》《Chinese Physics C》更多>>; 相关主题：DESCRIPTIONRELATIVISTICDIRACEQUATIONNUCLEAR更多>>; 相关领域：理学天文地球自动化与计算机技术电子电信更多>>

天体环境下快中子俘获过程相关的核物理被引量：4: 《物理》2013年第7期505-514,共10页李竹孙保华孟杰; 国家自然科学基金(批准号:10975008;11035007;11105010;11128510;11235002);新世纪优秀人才支持计划(批准号:NCET-09-0031);国家重点基础研究发展计划(批准号:2013CB834400)资助项目; 在人类历史上,曾经吸引无数哲学家、天文学家思考的一个问题是"我们从哪里来"。现代的科学研究揭示了一个答案:恒星。恒星产生了构成生命的主要元素,如碳、氧、氮、硫等,但是比铁更重的元素,如金、铂、铀等,却无法在恒星内部产生。由于...; 关键词：快中子俘获过程丰中子原子核原子核质量原子核寿命中子俘获截面裂变

基于(p,γ)-(γ,p)平衡近似的快质子俘获过程模型及其应用: 《物理学报》2013年第13期186-192,共7页张珈铭徐晓栋孙保华; 新世纪优秀人才支持计划(批准号:NCET-09-0031);国家重点基础研究发展计划(973项目)(批准号:2013CB834400);国家自然科学基金(批准号:10975008;11035007;11105010;11128510;11235002);软件开发环境国家重点实验室自主研究课题资助(批准号:SKLSDE-2011ZX-18)资助的课题~~; 在(p,γ)-(γ,p)平衡近似下,本文建立了简化的快质子俘获(rp)过程模型,讨论了天体物理条件输入量(即质子辐照时间、质子数密度及温度)对rp过程的影响.结合中国科学院近代物理研究所等时性质谱仪(IMS)上的最新实验数据,本文进而分析了新...; 关键词：快质子俘获过程 (p γ)-(γ p)平衡原子核质量缺中子原子核

Comparative study of nuclear masses in the relativistic mean-field model被引量：4: 《Science China(Physics,Mechanics & Astronomy)》2012年第12期2414-2419,共6页HUA XueMin HENG TaiHua NIU ZhongMing SUN BaoHua GUO JianYou; supported by the 211 Project of Anhui University (Grant No.02303319-33190135);the Key Research Foundation of Education Ministry of Anhui Province of China(Grant No.KJ2012A021);the Program for New Century Excellent Talents in University of Ministry of Education of China(Grant No.NCET-09-0031);the National Natural Science Foundation of China(Grant Nos.10975008,11105010,11035007, 11128510,11175001 and 11205004); With experimental masses updated from AME11,the predictive power of relativistic mean-field(RMF) mass model is carefully examined and compared with HFB-17,FRDM,WS*,and DZ28 mass models.In the relativistic mean-field m...; 关键词：nuclear masses relativistic mean-field model rotational correction

Nuclear current and antimagnetic rotation in ^(105)Cd: 《Science China(Physics,Mechanics & Astronomy)》2012年第12期2420-2424,共5页LIU Lang ZHAO PengWei; supported by the National Basic Research Program of China(Grant No.2007CB815000);the National Natural Science Foundation of China(Grant Nos.10975008, 11105005 and 11175002);the Research Fund for the Doctoral Program of Higher Education(Grant No.20110001110087); The effects of the nuclear current in the antimagnetic rotation band of 105Cd have been investigated in a fully self-consistent and microscopic way by using the tilted axis cranking relativistic mean-field model.It wa...; 关键词：covariant density functional theory tilted axis cranking model nuclear current antimagnetic rotation

宇宙核时钟不确定度的研究被引量：1: 《物理学报》2012年第11期201-207,共7页张蔚泓牛中明王枫龚孝波孙保华; 北航大学生科研训练计划(SRTP);软件开发环境国家重点实验室(批准号:SKLSDE-2011ZX-18);教育部新世纪优秀人才支持计划(批准号:NCET-09-0031);安徽大学211工程(批准号:02303319);国家自然科学基金(批准号:10975008,11105010,11035007,11128510)资助的课题~~; 基于经典快过程理论模型,研究了原子核物理输入量的不确定性对Th/U,Th/Hf,Th/Eu,Th/Os,Th/Ir等核时钟估算宇宙年龄的影响.其中利用蒙特卡罗模拟方法,计算了不同质量模型下由单中子分离能引起的不确定性.结果表明,Th/U核时钟由原子核质...; 关键词：宇宙年龄核时钟快中子俘获过程原子核质量

Perturbative pseudospin symmetry limit with linear spin-orbit potential被引量：1: 《Chinese Physics C》2011年第9期825-828,共4页李芳琼赵鹏巍梁豪兆; Supported by Guizhou Science and Technology Foundation (J[2010]2135);Major State Basic Research Development (973) Program (2007CB815000);NSFC (10975008);China Postdoctoral Science Foundation (20100480149); The pseudospin symmetry （PSS） limits which conserve substantial spin-orbit splitting are investigated. It is found that while the strength of the spin-orbit potential as well as the spin-orbit splitting increase, th...; 关键词：pseudospin symmetry spin-orbit splitting perturbation theory

Selected issues at the interface between nuclear physics and astrophysics as well as the standard model被引量：6: 《Science China(Physics,Mechanics & Astronomy)》2011年第S1期119-123,共5页MENG Jie1,2,3, NIU ZhongMing1, LIANG HaoZhao1 & SUN BaoHua2,4 1State Key Laboratory of Nuclear Physics and Technology, School of Physics, Peking University, Beijing 100871, China 2School of Physics and Nuclear Energy Engineering, Beihang University, Beijing 100191, China 3Department of Physics, University of Stellenbosch, Stellenbosch, South Africa 4Justus-Liebig-Universita¨t Giessen, Heinrich-Buff-Ring 14, Giessen 35392, Germany; supported partially by the Major State Basic Research Development Program of China (Grant No. 2007CB815000);the National Natural Science Foundation of China (Grant Nos. 10947149 and 10975008);China Postdoctoral Science Foundation (Grant No. 20100480149);the NCET and the Fundamental Research Funds for the Central Universities; The density functional theory (DFT) with a minimal number of parameters allows a very successful phenomenological description of ground state properties of nuclei all over the periodic table. The recent developments o...; 关键词：rapid NEUTRON-CAPTURE process nuclear chronometer ISOSPIN SYMMETRY-BREAKING CORRECTIONS

g factors of nuclear low-lying states:A covariant description被引量：5: 《Science China(Physics,Mechanics & Astronomy)》2011年第2期198-203,共6页YAO JiangMing PENG Jing MENG Jie RING Peter; supported by the National Basic Research Program of China (Grant No.2007CB815000);the National Natural Science Foundation of China (Grant Nos.10947013, 10975008, 10705004 and 10775004);the Fundamental Research Funds for the Center Universities(Grant No.XDJK2010B007);the Southwest University Initial Research Foundation Grant to Doctor (Grant No.SWU109011);the Bundesministerium fur Bildung und Forschung,Germany (Grant No.06 MT 246);the DFG cluster of excellence "Origin and Structure of the Universe"(www.universe-clusterde); The g factors and spectroscopic quadrupole moments of low-lying excited states 2+1,…,81+ in 24Mg are studied in a covariant density functional theory.The wave functions are constructed by configuration mixing of axia...; 关键词：covariant density functional theory magnetic moment g factor spectroscopic quadrupole moment

Relativistic description of second-order correction to nuclear magnetic moments with point-coupling residual interaction被引量：7: 《Science China(Physics,Mechanics & Astronomy)》2011年第2期204-209,共6页LI Jian MENG Jie RING Peter YAO JiangMing ARIMA Akito; supported by the Major State Basic Research Developing Program (Grant No.2007CB815000);the National Natural Science Foundation of China(Grant Nos.10775004,10720003, 10947013, 10975008, 10975007, and 11005069);the Southwest University Initial Research Foundation Grant to Doctor (Grant No.SWU109011); Using the single particle states and the residual interaction derived from the relativistic point-coupling model with the PC-F1 parameter set,the second-order core polarization corrections to nuclear magnetic moments ...; 关键词：second-order core polarization magnetic moments relativistic point-coupling model residual interaction

Microscopic analysis of spherical to γ-soft shape transitions in Zn isotopes被引量：4: 《Science China(Physics,Mechanics & Astronomy)》2011年第2期222-226,共5页VRETENAR Dario; supported in part by the Major State Basic Research Developing Program (Grant No 2007CB815000);the National Natural Science Foundation of China (Grant Nos 11005004, 10775004 and 10975008);the Southwest University Initial Research Foundation Grant to Doctor (Grant No.SWU110039);MZOS (Grant No 1191005-1010); The rapid transition between spherical and γ-soft shapes in Zn isotopes in the mass A 70 region,is analyzed using excitation spectra and collective wave functions obtained by diagonalization of a five-dimensional Ham...; 关键词：quantum phase transitions E（5） critical-point symmetry five-dimensional Hamiltonian

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