国家自然科学基金(40621003)

作品数:26被引量:62H指数:5
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相关作者:徐寄遥刘振兴姜国英史建魁马瑞平更多>>
相关机构:中国科学院中国科学院大学中国科学院研究生院河南师范大学更多>>
相关期刊:《Science China Earth Sciences》《地球物理学报》《Science Bulletin》《物理学报》更多>>
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Statistical survey on the magnetic field in magnetotail current sheets: Cluster observations被引量:3
《Chinese Science Bulletin》2010年第23期2542-2547,共6页RONG ZhaoJin SHEN Chao LUCEK E BALOGH A YAO Li 
supported by the National Natural Science Foundation of China (40621003 and 40674094);the National Basic Research Program of China (2006CB806305);the Hundred Talents Program of the Chinese Academy of Sciences,and the Specialized Research Fund for State Key Laboratories
The distribution properties of the magnetic field in magnetotail current sheets have been explored statistically with the magnetic measurement data of the Cluster mission from June to November of the years 2001–2005....
关键词:统计调查 磁场分布 电流片 集群 磁尾 国际货币基金组织 概率分布 倾斜角度 
Electrodynamic Coupling in the Solar Wind-Magnetosphere-Ionosphere System被引量:2
《空间科学学报》2010年第4期321-332,共12页Hu Youqiu Wang Chi 
Supported by grants NNSFC (40831060,40621003);NKBRSF G2006CB806304 in China
This paper presents a brief summary of our recent work based on global MHD simulations of the Solar wind-Magnetosphere-Ionosphere (SMI) system with emphasis on the electrodynamic coupling in the system.The main conclu...
关键词:耦合系统 电离层 太阳风 磁层顶 国际货币基金组织 电动 行星际磁场 场向电流 
利用星载加速度计数据反演高层大气密度的方法被引量:4
《解放军理工大学学报(自然科学版)》2010年第3期371-376,共6页陈光明 符养 薛震刚 陈凤贵 高红 
国家自然科学基金资助项目(40621003);国家973计划资助项目(2006CB806306)
为有效监测高层大气密度,研究利用CHAMP卫星的加速度计数据和相关测量数据反演高层大气密度的方法,该方法采用卫星切线方向的加速度观测数据和动力学模型计算大气密度,运用HWM93模式模拟风场。并对反演的误差进行了详细分析,反演的总误...
关键词:大气密度 加速度计 CHAMP 阻力系数 NRLMSISE00 
我国海南上空中高层大气潮汐风场的首次观测分析被引量:9
《科学通报》2010年第10期923-930,共8页姜国英 徐寄遥 史建魁 杨国韬 王霄 燕春晓 
国家自然科学基金(批准号:40621003,40804037,40890165);国家重点基础研究发展计划(编号:2006CB806306);国家重点实验室专项基金资助项目
海南富克(19.5°N,109.1°E)流星雷达是我国低纬地区第一台探测中高层大气风场的雷达.利用该雷达观测的2009年春季近3个月的风场数据(2月1日至4月20日),第一次给出了我国低纬地区80~100km高度范围内大气周日潮汐、半日潮汐及平均风随...
关键词:流星雷达 中高层大气 潮汐 
利用COSMIC数据研究顶部电离层O~+扩散流的统计特征被引量:2
《空间科学学报》2010年第2期121-131,共11页陈光明 徐寄遥 Wang Wenbin Lei Jiuhou Deng Yue 
国家自然科学基金项目(40828003,40621003);国家重点基础研究规划项目(2006CB806306)共同资助
从等离子体运动方程出发,利用COSMIC星座的掩星数据,借助相关经验模式,计算了太阳活动低年顶部电离层O^+场向扩散速度和扩散通量,并分析了其全球分布和日变化特征.结果表明,白天等离子体扩散速度的方向随高度增加由向下(极向)逐步变为向...
关键词:顶部电离层 扩散速度 扩散通量 掩星 
Statistics of gravity wave spectra in the troposphere and lower stratosphere over Beijing被引量:2
《Science China Earth Sciences》2010年第1期141-149,共9页YUAN Wei XU JiYao WU YongFu CHEN HongBin BIAN JianChun 
supported by National Natural Science Foundation of China (Grant Nos.40674088,40621003,40675021);National Important Basic Research Project (Grant No.2006CB806306);the Specialized Research Fund for State Key Laboratories,and Key Lab of Geospace Environment and Geodesy,Ministry of Education of China
We utilize the temperature profiles with a height resolution of 50-m obtained over the Beijing Observatory in the period between January of 2002 and December of 2002 to study vertical wavenumber spectra of normalized ...
关键词:BALLOON measurements TEMPERATURE and TEMPERATURE spectra GRAVITY waves and SATURATION mode DOMINANT vertical wavelengths. 
An asynchronous and parallel time-marching method: Application to three-dimensional MHD simulation of solar wind被引量:6
《Science China(Technological Sciences)》2009年第10期2895-2902,共8页SHEN Fang FENG XueShang SONG WenBin 
Supported by the National Natural Science Foundation of China (Grant No. 40874077, 40621003, 40874091, 40536029, 40523006 and 40604019);the National Basic Research Program of China ("973" Project) (Grant No. 2006CB806304);the Specialized Research Fund for State Key Laboratorie
An asynchronous and parallel time-marching method for three-dimensional (3D) time-dependent magnetohydrodynamic (MHD) simulation is used for large-scale solar wind simulation. It uses different local time steps in the...
关键词:ASYNCHRONOUS PARALLEL MHD SIMULATION CME 
Observations of the field-aligned residual flow inside magnetic cloud structure被引量:2
《Science China(Technological Sciences)》2009年第9期2555-2566,共12页LI HuiJun FENG XueShang ZUO PingBing XIE YanQiong 
Supported by the National Natural Science Foundation of China (Grant Nos. 40621003, 40804046, 40536029, 40674084 and 40523006);the National Basic Re-search Program of China ("973" Project) (Grant No. 4902006CB806304);the Spe-cialized Research Fund for State Key Laboratories;the Open Research Program of the State Key Laboratory of Space Weather, Chinese Academy of Sciences
In this paper,we report two MC events observed by WIND spacecraft with good examples of fieldaligned residual flow inside the MC structure. For both events,the co-moving frames are determined through the deHoffman-Tel...
关键词:INTERPLANETARY medium solar wind magnetic cloud (MC) Sun:coronal mass ejections (CMEs) 
电离层N_mF_2的准27天变化被引量:2
《空间科学学报》2009年第4期368-376,共9页马瑞平 徐寄遥 袁韡 姜国英 刘晓 
国家自然科学基金项目(40621003);国家重点基础研究规划项目(2006CB806306)共同资助
利用1969—1980年期间东亚和澳大利亚扇区不同地磁纬度11个台站的电离层垂直探测数据,采用带通滤波的方法,分析了白天N_mF_2的准27天变化特征及其与太阳活动指数F_(10.7)的相关关系。结果表明,在大多数年里,太阳活动指数F_(10.7)和N_mF_...
关键词:太阳自转 F10.7 NmF2 准27天变化 
Solar wind entry via flux tube into magnetosphere observed by Cluster measurements at dayside magnetopause during southward IMF被引量:2
《Science China(Technological Sciences)》2009年第7期2104-2111,共8页M. Dunlop A. Balogh H. Rème Y. V. Bogdanova A. Fazakerley 
Supported by the Ministry of Science and Technology of China(Grant No.2006CB806305);the National Natural Science Foundation of China(Grant Nos.40621003,40620130094,40674094and40731054);the Hundred Talents Program of the CAS,and the Specialized Research Fund for State Key Laboratories
By analyzing hot ion and electron parameters together with magnetic field measurements from Cluster, an event of magnetopause crossing of the spacecraft has been investigated. At the latitude of about 40° and magneti...
关键词:transport process magnetic RECONNECTION solar wind-magnetosphere interactions 
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