国家自然科学基金(40890162)

作品数:19被引量:36H指数:4
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相关作者:冯学尚陈耀杨利平钟鼎坤向长青更多>>
相关机构:中国科学院山东大学中国科学院大学阿拉巴马大学更多>>
相关期刊:《山东大学学报(理学版)》《Chinese Physics Letters》《Science Bulletin》《科学通报》更多>>
相关主题:磁重联日冕物质抛射CME太阳风INTERPLANETARY更多>>
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A review of recent studies on coronal dynamics: Streamers, coronal mass ejections, and their interactions被引量:4
《Chinese Science Bulletin》2013年第14期1599-1624,共26页CHEN Yao 
supported by the National Natural Science Foundation of China (40825014, 40890162, 41028004 and 41274175);the National Basic Research Program of China (2012CB825601)
In this article I present a review of recent studies on coronal dynamics, including research progresses on the physics of coronal streamers that are the largest structure in the corona, physics of coronal mass ejectio...
关键词:日冕物质抛射 相互作用 动力学 电子加速 物理学 CME BLOB 物理机制 
太阳表面水平运动驱动的磁圈与开放磁场重联的模拟研究
《空间科学学报》2013年第3期231-239,共9页陈文磊 何建森 吴式灿 杨利平 王爱华 张磊 涂传诒 
国家自然科学基金项目资助(41174148,40890162,40931055);国家科学基金(美国)NSF Grant ATM-0754378项目支持;中国优秀博士论文基金(201128)支持
太阳大气的诸多观测事件(如耀斑、喷流等)均被归因于磁重联产生的能量转换.近年来,关于太阳风起源,有研究提出了磁重联使闭合磁圈开放为太阳风供应物质的新模式.在该模式中,闭合磁圈被光球超米粒组织对流携带,向超米粒边界运动,与位于...
关键词:磁重联 太阳大气 MHD数值模拟 
日冕动力学研究进展:冕流、日冕物质抛射及其相互作用被引量:4
《科学通报》2013年第17期1620-1650,共31页陈耀 
国家杰出青年科学基金(40825014);国家自然科学基金重大项目(40890162);国家自然科学基金(41028004);国家重点基础研究发展计划(2012CB825601)资助
综述了近期在日冕动力学方面的部分研究进展,主要涉及到日冕中最大尺度的亮度结构——冕流、日冕中最大尺度的爆发现象——日冕物质抛射(CME),以及二者之间相互作用的有关物理过程.具体而言,主要包括:(1)磁流管弯曲度对冕流附近低速太...
关键词:太阳风 冕流 日冕物质抛射 太阳射电暴 磁重联 
2.5维自适应磁场重联MHD模式被引量:1
《空间科学学报》2012年第6期785-792,共8页张绍华 冯学尚 杨利平 
国家自然科学基金项目(41031066,40921063,40874091,40890162,41074122);空间天气学国家重点实验室专项基金共同资助;所采用的PARAMESH自适应软件包受NASA的HPCC和ESTO/CT项目;NASA/AISR项目(NNG04GP79G)共同资助
磁雷诺数(Rm)是影响磁场重联的重要因素.真实的物理环境中R。往往很高,例如,在行星际空间和太阳日冕中Rm通常大于104量级.高Rm条件下的磁重联表现出很多异常特性,然而高Rm条件下的磁场重联数值模拟需要很高的时空分辨率,否则很...
关键词:自适应 磁场重联 MHD数值模拟 
Research Progress of Solar Corona and Interplanetary Physics in China:2010—2012
《空间科学学报》2012年第5期618-646,共29页ZHAO Xinhua XIANG Changqing 
Supported by the National Natural Science Foundation of China(40921063,40890162,41074122);the Specialized Research Fund for State Key Laboratories
The scientific objective of solar corona and interplanetary research is the understanding of the various phenomena related to solar activities and their effects on the space environments of the Earth.Great progress ha...
关键词:Solar wind Coronal Mass Ejection(CME) Interplanetary transients Space weather 
A Prediction Method for △f_0F_(2min) of a Single Station From Interplanetary Parameters Based on Statistical Study
《空间科学学报》2012年第3期312-320,共9页LI Zheng WEI Fengsi FENG Xueshang GUO Jianpeng XU Xiaojun 
Supported by the National Natural Science Foundation of China(40890162,40704030,40674084);the Specialized Research Fund for State Key Laboratories
Using 86 CME-interplanetary shock events,the correlation between the peak values of (a) the solar wind parameters(B_z,E_y,P_(dyn)) and the geomagnetic indices(SYM-H,ASY-H,Kp), (b) the coupling functions(Borovsky,Akaso...
关键词:行星际激波 统计 预报方法 单站 最小距离 基础 地磁指数 电离层参数 
What geometrical factors determine the in situ solar wind speed?被引量:4
《Chinese Science Bulletin》2012年第12期1409-1414,共6页LI Bo CHEN Yao XIA LiDong 
supported by the National Natural Science Foundation of China(40904047,40825014,40890162 and 40974105);the Specialized Research Fund for State Key Laboratories
At present it remains to address why the fast solar wind is fast and the slow wind is slow.Recently we have shown that the field line curvature may substantially influence the wind speed v,thereby offering an explanat...
关键词:太阳风速度 几何因素 原位 磁力线 膨胀系数 边界条件 加热功能 速度差异 
The evidence for the evolution of interplanetary small flux ropes: Boundary layers被引量:3
《Chinese Science Bulletin》2012年第12期1415-1420,共6页FENG HengQiang WANG JieMin WU DeJin 
supported by the National Natural Science Foundation of China(41074124,40804034 and 40890162);the Program for Science & Technology Innovation Talents in Universities of Henan Province(HASTIT)(2010HASTIT022);the Specialized Research Fund for State Key Laboratories and Key Laboratory of Solar Activity and the Program for Science & Technology of Henan(092300410189)
We have examined the Wind data in 1996 and identified 21 small interplanetary magnetic flux ropes(SIMFRs),and all the 21 SIMFRs have boundary layer structures.The durations of the boundary layers varied from several m...
关键词:边界层结构 行星际 证据 演化 通量 持续时间 相互作用 磁重联 
Multi-scale pressure-balanced structures in the solar wind observed by WIND
《Chinese Science Bulletin》2012年第12期1421-1428,共8页YAO Shuo TU ChuanYi HE JianSen2 WEI WenBo MENG XiaoHong 
supported by the Fundamental Research Funds for the Central Universities(2011YYL127);supported by the National Natural Science Foundation of China(40874090,40931055 and 40890162)
This work detects multi-scale, from hour to seconds, pressure-balanced structures (PBSs) in the solar wind based on the anti- correlation between the plasma thermal pressure and the magnetic pressure measured by WIND ...
关键词:多尺度结构 压力平衡 太阳风 用户交换机 压力测量 等离子体压力 平衡结构 磁场强度 
Long-term trends in foF2 over Moscow ionosonde station: Its estimate and origins被引量:1
《Chinese Science Bulletin》2012年第12期1443-1448,共6页FANG HanXian WENG LiBin YANG ShengGao WANG SiCheng 
supported by the National Natural Science Foundation of China(40890162 and 40505005);the Specialized Research Fund for State Key Laboratories
We introduce a new approach,using the International Reference Ionosphere 2007(IRI-2007)model and observations from the Moscow ionosonde station,to analyze the long-term trends of ionospheric foF2.Possible origins,whet...
关键词:参考电离层 探测仪 莫斯科 起源 估计 地球磁场 地磁活动 临界频率 
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