咨询与建议

限定检索结果

文献类型

  • 879 篇 期刊文献
  • 19 篇 会议

馆藏范围

  • 898 篇 电子文献
  • 0 种 纸本馆藏

日期分布

学科分类号

  • 400 篇 理学
    • 160 篇 天文学
    • 129 篇 大气科学
    • 35 篇 地球物理学
    • 20 篇 物理学
    • 20 篇 生态学
    • 17 篇 生物学
  • 268 篇 医学
    • 188 篇 临床医学
    • 32 篇 中西医结合
    • 22 篇 基础医学(可授医学...
    • 18 篇 公共卫生与预防医...
    • 16 篇 中医学
    • 16 篇 药学(可授医学、理...
    • 16 篇 中药学(可授医学、...
    • 11 篇 医学技术(可授医学...
  • 209 篇 工学
    • 19 篇 航空宇航科学与技...
    • 17 篇 水利工程
    • 17 篇 测绘科学与技术
    • 14 篇 仪器科学与技术
    • 13 篇 材料科学与工程(可...
    • 13 篇 控制科学与工程
    • 12 篇 电子科学与技术(可...
    • 12 篇 计算机科学与技术...
    • 12 篇 农业工程
    • 12 篇 环境科学与工程(可...
    • 11 篇 动力工程及工程热...
    • 11 篇 软件工程
    • 10 篇 机械工程
  • 83 篇 农学
    • 30 篇 农业资源与环境
    • 19 篇 作物学
  • 19 篇 管理学
  • 10 篇 经济学
    • 10 篇 应用经济学
  • 10 篇 教育学
  • 3 篇 历史学
  • 1 篇 军事学

主题

  • 12 篇 数值模拟
  • 8 篇 儿童
  • 7 篇 贫血,再生障碍性
  • 7 篇 china
  • 7 篇 脉冲星
  • 7 篇 (stars:)pulsars:...
  • 6 篇 大鼠
  • 6 篇 stars:neutron
  • 6 篇 暴雨
  • 6 篇 免疫抑制法
  • 6 篇 短时强降水
  • 5 篇 造血干细胞移植
  • 5 篇 galaxies
  • 5 篇 治疗结果
  • 5 篇 气候变化
  • 5 篇 时空分布
  • 5 篇 重金属
  • 5 篇 恒星
  • 5 篇 pulsar
  • 5 篇 地球自转

机构

  • 36 篇 中国科学院大学
  • 31 篇 中国科学院上海天...
  • 26 篇 xinjiang astrono...
  • 25 篇 university of ch...
  • 19 篇 national astrono...
  • 19 篇 西北工业大学
  • 18 篇 中国科学院新疆天...
  • 15 篇 南京大学
  • 15 篇 中国科学院紫金山...
  • 14 篇 江苏大学
  • 14 篇 中国科学院国家天...
  • 14 篇 中国医学科学院血...
  • 13 篇 shanghai astrono...
  • 13 篇 中国科学院射电天...
  • 12 篇 兰州大学
  • 11 篇 安徽省气象台
  • 9 篇 中国医学科学院、北...
  • 9 篇 湖南省气象台
  • 9 篇 中国科学院云南天...
  • 8 篇 center for astro...

作者

  • 71 篇 袁建平
  • 42 篇 李建平
  • 25 篇 井丽萍
  • 25 篇 张莉
  • 25 篇 张凤奎
  • 25 篇 李园
  • 24 篇 叶蕾
  • 24 篇 周康
  • 23 篇 彭广新
  • 23 篇 杨文睿
  • 22 篇 李洋
  • 21 篇 樊慧慧
  • 21 篇 赵馨
  • 20 篇 na wang
  • 17 篇 刘建平
  • 16 篇 杨洋
  • 16 篇 肖建平
  • 14 篇 宋琳
  • 14 篇 易俊林
  • 13 篇 jian-ping yuan

语言

  • 711 篇 中文
  • 187 篇 英文
检索条件"作者=wang na1 & yuan jianping1,2 1 urumqi observatory, naoc, urumqi 830011, china"
898 条 记 录,以下是1-10 订阅
排序:
Observational features of pulsar glitches
收藏 引用
Science china(Physics,Mechanics & Astronomy) 2010年 第S1期53卷 3-8页
作者: wang na1 & yuan jianping1,2 1 urumqi observatory, naoc, urumqi 830011, china 2 Graduate University of CAS, Beijing 100049, china 1. urumqi observatory NAOC Urumqi 830011 China2. Graduate University of CAS Beijing 100049 China
Pulsar glitches are sudden increases in the rotation rate which probably result from angular momentum transfer within the neutron star. We review the observational features of the 39 glitches detected at nanshan from ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
A mathematical method for the de-dispersion of the pulsar profile
收藏 引用
Science china(Physics,Mechanics & Astronomy) 2010年 第S1期53卷 228-230页
作者: yuan jianping1,2,wang na1,WU XinJi3 & ESAMDIN Ali1 1 urumqi observatory,national Astronomical Obsevatories,urumqi 830011,china 2 Graduate University of the Chinese Academy of Sciences,Beijing 100049,china 3 Department of Astronomy,Peking University,Beijing 100871,china 1. urumqi observatory National Astronomical Obsevatories Urumqi 830011 China 2. Graduate University of the Chinese Academy of Sciences Beijing 100049 China 3. Department of Astronomy Peking University Beijing 100871 China
This paper presents a mathematical method for de-dispersion of average pulsar *** applied this method to four dispersed pulsar *** results revealed that this method significantly removed the dispersion broadening and ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Statistical study of the pulse width distribution for radio pulsars
收藏 引用
Science china(Physics,Mechanics & Astronomy) 2010年 第S1期53卷 220-223页
作者: CHEN JianLing1,2,wang na1,yuan jianping1,2,wang HongGuang3,YAN WenMing1,2 & LIU ZhiYong1 1 urumqi observatory,national Astronomical Obsevatories,Chinese Academy of Sciences,urumqi 830011,china 2 Graduate University of the Chinese Academy of Sciences,Beijing 100049,china 3 Center for Astrophysics,Guangzhou University,Guangzhou 510006,china 1. urumqi observatory National Astronomical Obsevatories Chinese Academy of Sciences Urumqi 830011 China 2. Graduate University of the Chinese Academy of Sciences Beijing 100049 China 3. Center for Astrophysics Guangzhou University Guangzhou 510006 China
Pulse widths of standard pulse profiles for 262 pulsars were measured by using the urumqi 25 m radio telescope at 1.54 *** the simplest case of circular emission beam,we applied Monte Carlo simulations to the pulse wi... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Stabilization or degradation?Post-translational modifications of JAZ proteins in plants
收藏 引用
Molecular Plant 2024年 第7期17卷 1002-1004页
作者: Xiaoyan Xu jianping Hu Zheng yuan Joint International Research Laboratory of Metabolic&Developmental Sciences School of Life Sciences and BiotechnologyShanghai Jiao Tong UniversityShanghai200240China Department of Energy Plant Research Laboratory and Plant Biology Department Michigan State UniversityEast LansingMI 48824USA
Jasmonates(JAs)are essential hormones that regulate plant responses to biotic and abiotic stresses and are involved in various developmental processes,including flowering time control,floral organ development,and fert... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Delineation of urban growth boundary based on FLUS model under the perspective of land use evaluation in hilly mountainous areas
收藏 引用
Journal of Mountain Science 2024年 第5期21卷 1647-1662页
作者: ZHANG Yunping LIN jianping HUANG Yimin CHEN Zebin ZHU Chenhui yuan Hao School of Geography and Environmental Engineering Gannan Normal UniversityGanzhou 341000China Key Laboratory of Low Carbon Recycling Technology for Municipal Solid Waste in Jiangxi Province Ganzhou 341000China
With rapid economic development,the size of urban land in china is expanding *** Urban Growth Boundary(UGB)is an expandable spatial boundary for urban construction in a certain period in order to control the urban ***... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
The Bright Single Pulse Emission from PSR B1133+16
收藏 引用
Research in Astronomy and Astrophysics 2024年 第4期24卷 253-261页
作者: Jun Tan Zhi-Gang Wen Zhen wang Xue-Feng Duan Hong-Guang wang na wang Vishal Gajjar Jian-Ping yuan Rai Yuen Wen-Ming Yan Jian-Ling Chen Wei Han Hui wang Cheng-Bing Lyu Ai-Jun Dong Maths and Information Technology School Yuncheng UniversityYuncheng 044000China Xinjiang Astronomical observatory Chinese Academy of SciencesUrumqi 830011China Xinjiang Key Laboratory of Radio Astrophysics Urumqi 830011China School of Physics and Materials Science Guangzhou UniversityGuangzhou 510006China Space Science Laboratory University of CaliforniaBerkeley 94710USA Department of Physics and Electronic Engineering Yuncheng UniversityYuncheng 044000China School of Physics and Electronic Science Guizhou Normal UniversityGuiyang 550025China
We have conducted a comprehensive investigation into the bright single pulse emission from PSR B1133+16using the Giant Metrewave Radio *** time resolution data(61μs)were obtained at a center frequency of 322 MHz with... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Recent study of emission line star 3G71
收藏 引用
Chinese Science Bulletin 1998年 第6期43卷 470-473页
作者: HANG Hengrong 1,2 and XIA jianping+1 1. Purple Mountain observatory, Chinese Academy of Sciences, nanjing 210008, china 2. Joint Laboratory for Optical Astronomy, Chinese Academy of Sciences, nanjing 210008, china Purple Mountain observatory Chinese Academy of Sciences Nanjing China Joint Laboratory for Optical Astronomy Chinese Academy of Sciences Nanjing China
New spectral observations of 3G71 are presented. The main features of optical spectra which exhibit a lot of forbidden lines and unusual strong H-Balmer emission lines are discussed. Our data, together with its large ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
The new model of fitting the spectral energy distributions of Mrk 421 and Mrk 501
收藏 引用
Science china(Physics,Mechanics & Astronomy) 2010年 第S1期53卷 173-176页
作者: GAO XiaoYan1,wang JianCheng1 & YANG jianping1,2 1 national Astronomical Observatories/Yunnan observatory,key Laboratory for the structure and Evolcetion of Celestical Objects,Chinese Academy of Sciences,Kunming 650011,china 2 Yunnan Agricultural University,Kunming 650201,china 1. national Astronomical Observatories/Yunnan observatory key Laboratory for the structure and Evolcetion of Celestical Objects Chinese Academy of Sciences Kunming 650011 China2. Yunnan Agricultural University Kunming 650201 China
The spectral energy distribution(SED) of TeV blazars has a double-humped shape that is usually interpreted as a Synchrotron Self Compton(SSC) *** one zone SSC model is used broadly but cannot fit the high energy tail ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Arabian Peninsula-North Pacific Oscillation and its association with the Asian summer monsoon
收藏 引用
Science china Earth Sciences 2008年 第7期51卷 1001-1012页
作者: SUN JianQi1, yuan Wei2 & GAO YuZhong3 1 nansen-Zhu International Research Centre, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing 100029, china 2 china Meteorological Administration Training Centre, Beijing 100081, china 3 Heilongjiang Meteorological observatory, Harbin 150030, china 1. nansen-Zhu International Research Centre Institute of Atmospheric Physics Chinese Academy of Sciences Beijing 100029 China 2. china Meteorological Administration Training Centre Beijing 100081 China 3. Heilongjiang Meteorological observatory Harbin 150030 China
Using correlation and EOF analyses on sea level pressure from 57-year NCEP-NCAR reanalysis data, the Arabian Peninsula-North Pacific Oscillation (APNPO) is identified. The APNPO reflects the co-variability between the... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
On the knee of Galactic cosmic rays in light of sub-TeV spectral hardenings
收藏 引用
Chinese Physics C 2018年 第7期42卷 113-122页
作者: Yi-Qing Guo1 2 Qiang yuan1 3 1. Key Laboratory of Dark Matter and Space Astronomy Purple Mountain observatory Chinese Academy of Sciences nanjing 210008 china 2. Key Laboratory of Particle Astrophysics Institute of High Energy Physics Key Laboratory of Dark Matter and Space Astronomy Purple Mountain ObservatoryChinese Academy of Sciences Key Laboratory of Particle Astrophysics Institute of High Energy PhysicsChinese Academy of Sciences School of Astronomy and Space Science University of Science and Technology of China
More than fifty years after the discovery of the knee in the cosmic ray (CR) spectra, its physical origin remains a mystery. This is partly due to the ambiguity of the energy spectra of individual components. Recent... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论