云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(19847002)

国家自然科学基金(19847002): 作品数：15被引量：26H指数：3; 导出分析报告; 相关作者：张丰收陈列文左维刘建业赵强更多>>; 相关机构：中国科学院中国科学院近代物理研究所中国高等科学技术中心北京大学更多>>; 相关期刊：《Annual Report of China Institute of Atomic Energy》《Science Bulletin》《物理学报》更多>>; 相关主题：ISOTOPESRELATIVISTICNEUTRON同位旋相关DIRAC更多>>; 相关领域：理学天文地球更多>>

Ground-state and Pairing Properties of Pr Isotopes in RMF Theory被引量：9: 《Annual Report of China Institute of Atomic Energy》2002年第0期18-18,共1页LI Jun-qing, MA Zhong-yu, CHEN Bao-qiu, ZHOU Yong(Research Center of Nuclear Theory of National Laboratory of Heavy Ion Accelerator of Lanzhou, Institute of Modem Physics, Lanzhou, 730000); Supported by the National Natural Science Foundation of China (No. 19847002, 19835010, 10075080) and Major State Basic Research Development Program in China (No.G2000077400); The ground-state and pairing properties of Pr (Z=59) isotopes have been investigated in therelativistic mean-field (RMF). The pairing correlation is studied in Bardeen-Cooper-Schrieffer (BCS) approximation and the pai...; 关键词：PAIRING ISOTOPES Ground NEUTRON BLOCKING validity Major

Profile of the composition fractions in neutron stars被引量：1: 《Chinese Science Bulletin》2002年第8期632-634,共3页LI Wenfei, ZHANG Fengshou & CHEN LiewenCenter of Theoretical Nuclear Physics, National Laboratory of Heavy Ion Accelerator, Lanzhou 730000, China Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou 730000, China Department of Physics, Shangh; This work was supported by the National Natural Science Foundation of China (Grant Nos. 19875068 and 19847002);the Major State Basic Research and Development Program (Grant No. G20000 77407);the Science Foundation of the Chinese Academy of Sciences.; The composition fractions of β-stable neutron stars and their radial distributions are investigated based on Skyrme-Hartree-Fock theory and Tolman-Oppenheimer-Volkoff (TOV) equation. It is found that a pure neutron i...; 关键词：NEUTRON STARS compositon FRACTIONS asymmetric nuclear MATTER EQUATION of state Tolman-Oppenheimer-Volkoff equation.

DBHF Method for Asymmetric Nuclear Matter and Finite Nuclei: 《Annual Report of China Institute of Atomic Energy》2001年第0期29-30,共2页LIU Ling, MA Zhong-yu; Supported by the National Natural Science Foundation of China(No.10075080,19847002,19835010); Major State Basic Research Development Program in China(G20000774); The asymmetric nuclear matter is investigated in the DBHF approach with a new decomposition of the Dirac structure of nucleon self-energy. The coupling constants of σ, ω, δ and ρ mesons are deduced by reproducing ...; 关键词：巴士巴山

Soft Giant Dipole Modes in Ca Isotopes in the Relativistic RPA: 《Annual Report of China Institute of Atomic Energy》2001年第0期30-31,共2页CAO Li-gang, CHEN Bao-qiu, MA Zhong-yu; Supported by National Natural Science Foundation of China(No.10075080,19847002,19835010); Major State Basic Research Development Program in China(G20000774); The purpose of this work is to apply the fully consistent RRPA method to the collective giant resonance of nuclei far from the p-stability line. The isovector giant dipole resonance in Ca isotopes is investigated in t...; 关键词：ISOTOPES nuclei collective GIANT DIPOLE apply LAGRANGIAN GIANT BREATHING MESON

Investigation of Properties of Exotic Nuclei in Non-relativistic and Relativistic Models: 《Annual Report of China Institute of Atomic Energy》2001年第0期26-26,共1页CHEN Bao-qiu, MA Zhong-yu; Supported by the National Natural Science Foundation of China (No.10075080,19847002,19835010);Major State Basic Research Development Program in China(G20000774); Properties of exotic nuclei are described by non-relativistic and relativistic models. The relativistic mean field theory predicts one proton halo in 26,27,28P and two proton halos in 27,28,29S, recently, one proton h...; 关键词：RELATIVISTIC nuclei HARTREE proton deformed HALOS ISOTOPES neutron EXOTIC TURNS

A Neutron Halo in ^(12)B Excited State: 《Annual Report of China Institute of Atomic Energy》2001年第0期26-26,共1页CHEN Bao-qiu, MA Zhong-yu; Supported by the National Natural Science Foundation of China (No.10075080,19847002,19835010); Major State Basic Research Development Program in China(G20000774); Nonlinear relativistic mean field(RMF) theory with a new effective interaction NL3 has been used to investigate the bulk properties of 12B nucleus and its daughter nuclei. The results obtained in RMF indicate one neut...; 关键词：NUCLEUS nuclei neutron RELATIVISTIC excited MOMENTUM angular DAUGHTER APPARENT OCCUPY

Time-dependent Relativistic Mean-field Theory and Random Phase Approximation被引量：1: 《Annual Report of China Institute of Atomic Energy》2001年第0期27-27,共1页P.Ring D.Vretenar A.Wandelt NguyenVanGiai MAZhong-yu CAOLi-gang; Partly supported by the National Natural Science Foundation of China(No.10075080,19847002,19835010);Major State Basic Research Development Program in China(G20000774); The relativistic random phase approximation (RRPA) is derived from the time-dependent relativistic mean field (TD RMF) theory in the limit of small amplitude oscillations. In the no-sea approximation of the RMF theory...; 关键词：RELATIVISTIC DIRAC FERMI Approximation illustrated MESON SCHEMATIC occupied matrices usual

Nucleus-nucleus Scattering Based on a Modified Glauber Theory: 《Annual Report of China Institute of Atomic Energy》2001年第0期27-28,共2页ZHAO Yao-lin, MA Zhong-yu, CHEN Bao-qiu; Supported by the National Natural Science Foundation of China (No.10075080,19847002,19835010); Major State Basic Research Development Program in China(G20000774); A modified microscopic Glauber theory has been extended to investigate the reaction and elastic differential cross sections of various projectile-target collisions at low and intermediate energies. In Fig.1, we show t...; 关键词：山地

Skyrme-Hartree-Fock方法对Ca同位素基态性质的研究(Ⅱ)中子晕、中子皮与经典禁区内粒子: 《高能物理与核物理》2001年第5期405-411,共7页任秀宰孟杰周善贵杨泗春龙文辉; 国家自然科学基金!资助 ( 1 984 70 0 2和 1 993 50 3 0 )&&; 用Skyrme Hartree Fock模型研究了Ca同位素的纯中子物质的厚度和经典禁区内粒子数随同位旋的变化 .定义了零粒子半径和单粒子半径 ,并用这两种半径定义方法研究纯中子物质厚度后发现 :纯中子物质的厚度明显地受到壳结构的影响 ,零粒子...; 关键词：Skyrme-Hartree-Fock模型钙同位素中子晕中子皮纯中子物质经典禁区内粒子基态性质

Skyrme-Hartree-Fock方法对Ca同位素基态性质的研究 (Ⅰ)结合能、壳结构、半径与密度分布被引量：1: 《高能物理与核物理》2001年第4期322-328,共7页任秀宰孟杰周善贵杨泗春龙文辉; 国家自然科学基金!资助 ( 1 984 70 0 2和 1 993 50 3 0 )&&; 用Skyrme Hartree Fock模型系统地研究了40 Ca到70 Ca到Ca同位素偶偶核的基态性质及其同位旋依赖性 .讨论了结合能、均方根半径、密度分布随同位旋的变化 ,研究了壳效应对结合能、双中子分离能S2n及和表面弥散厚度的影响 .结果表明壳效...; 关键词：Skyrme-Hartree-Fock模型不稳定核结合能核半径密度分布钙同位素基态性质壳结构效应放射性核束远离稳定线原子核

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

国家自然科学基金(19847002)

检索结果分析

下载全文

高级检索检索式检索

时间限定

期刊范围

学科限定全选

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

国家自然科学基金(19847002)

检索结果分析

下载全文

用户登录

高级检索检索式检索