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国家自然科学基金(41231068): 作品数：10被引量：12H指数：2; 导出分析报告; 相关作者：罗天解妍琼更多>>; 相关机构：中国科学院大学中国科学院解放军理工大学更多>>; 相关期刊：《Chinese Physics Letters》《Science China Earth Sciences》《空间科学学报》《Research in Astronomy and Astrophysics》更多>>; 相关主题：SUNTHREE-DIMENSIONALACCELERATEDSCHEMECORONA更多>>; 相关领域：天文地球自动化与计算机技术理学更多>>

A magnetic bald-patch flare in solar active region 11117: 《Research in Astronomy and Astrophysics》2017年第9期51-60,共10页Chao-Wei Jiang Xue-Shang Feng Shi-Tsan Wu Qiang Hu; supported by the National Natural Science Foundation of China (41531073, 41374176, 41574170, 41231068 and 41574171);the Specialized Research Fund for State Key Laboratories; With SDO observations and a data-constrained magnetohydrodynamics （MHD） model, we identify a confined multi-ribbon flare that occurred on 2010 October 25 in solar active region 11117 as a magnetic bald patch （BP） ...; 关键词：SUN flares -- Sun corona- magnetic fields - magnetohydrodynamics （MHD） - methods numerical

Sunspot rotation and magnetic transients associated with flares in NOAAAR 11429: 《Research in Astronomy and Astrophysics》2017年第8期47-56,共10页Jian-Chuan Zheng Zhi-Liang Yang Jian-Peng Guo Kai-Ming Guo Hui Huang Xuan Song Wei-Xing Wan; supported by the National Natural Science Foundation of China (41231068, 41374187, 41531073 and 41674147); We analyze sunspot rotation and magnetic transients in NOAA AR 11429 during two X-class(X5.4 and X1.3)flares using data from the Helioseismic and Magnetic Imager on board the Solar Dynamics Observatory.A large leading...; 关键词：sunspots—Sun rotation—Sun magnetic fields

A comparison study of a solar active-region eruptive filament and a neighboring non-eruptive filament被引量：2: 《Research in Astronomy and Astrophysics》2016年第1期151-158,共8页Chao-Wei Jiang Shi-Tsan Wu Xue-Shang Feng Qiang Hu; supported by the 973 program under grant 2012CB825601;the Chinese Academy of Sciences (KZZD-EW-01-4);the National Natural Science Foundation of China (Nos.41204126,41231068,41274192,41031066 and 41374176);the Specialized Research Fund for State Key Laboratories;supported by NSFAGS1153323 and AGS1062050;support by the Youth Innovation Promotion Association of CAS (2015122); Solar active region （AR） 11283 is a very magnetically complex region and it has produced many eruptions. However, there exists a non-eruptive filament in the plage region just next to an eruptive one in the AR, whic...; 关键词：magnetic fields -- Sun： corona -- Sun： filaments -- Sun： eruptions

Modeling the Earth's magnetosphere under the influence of solar wind with due northward IMF by the AMR-CESE-MHD model被引量：1: 《Science China Earth Sciences》2015年第7期1235-1242,共8页WANG Juan DU AiMin ZHANG Ying ZHANG TieLong GE YaSong; supported by the National Basic Research Program of China(Grant Nos.2012CB825601,2014CB845903,2012CB825604);the National Natural Science Foundation of China(Grant Nos.41031066,41231068,41274192,41074121,41204127,41174122);the Knowledge Innovation Program of the Chinese Academy of Sciences(Grant No.KZZD-EW-01-4);the Specialized Research Fund for State Key Laboratories; We present a newly developed global magnetohydrodynamic(MHD) model to study the responses of the Earth's magnetosphere to the solar wind. The model is established by using the space-time conservation element and solut...; 关键词：numerical simulation MAGNETOSPHERE magnetohydrodynamic model adaptive mesh refinement technique the space-time conservation element and solution element method

Splitting Based Scheme for Three-dimensional MHD with Dual Time Stepping被引量：1: 《空间科学学报》2015年第1期9-17,共9页FU Huazheng FENG Xueshang; Supported by the National Basic Research Program of China(2012CB825601);the National Natural Science Foundationof China(41031066,41231068,41274192,41074121,41204127);the Knowledge Innovation Program of the ChineseAcademy of Sciences(KZZD-EW-01-4);the Specialized Research Fund for State Key Laboratories; A new hybrid numerical scheme of combining an E-CUSP(Energy-Convective Upwind and Split Pressure) method for the fluid part and the Constrained Transport(CT) for the magnetic induction part is proposed.In order to avo...; 关键词：SPLITTING BASED SCHEME THREE-DIMENSIONAL MHD Dual time STEPPING

Magnetic reconnection as a possible heating mechanism of the local high temperature protons within magnetic clouds被引量：2: 《Science China Earth Sciences》2014年第8期1979-1985,共7页FENG HengQiang WANG JieMin; supported by the National Natural Science Foundation of China(Grant Nos.41074124,41274180,41231068);the Program for Science and Technology Innovation Research Team in University of Henan Province(Grant No.13IRTSTHN020);the Program for Science and Technology of Henan Province(Grant No.122300410331); Magnetic clouds have the outstanding observational features of low proton temperature and plasma beta value, but numerous observations show that some magnetic clouds often have local high temperature phenomena. The lo...; 关键词：magnetic cloud magnetic reconnection high temperature proton

An improved CESE method and its application to steady-state coronal structure simulation被引量：2: 《Science China Earth Sciences》2014年第1期153-166,共14页ZHOU YuFen FENG XueShang; supported by the National Basic Research Program of China(Grant No.2012CB825601);the Knowledge Innovation Program of the Chinese Academy of Sciences(Grant No.KZZD-EW-01-4);the National Natural Science Foundation of China(Grant Nos.41031066,41231068,41074121&41074122);the Specialized Research Fund for State Key Laboratories; This paper presents an improved space-time conservation element and solution element(CESE)method by applying a non-staggered space-time mesh system and simply improving the calculation of flow variables and applies it...; 关键词：improved CESE scheme numerical dissipation steady-state coronal structure

GPU-accelerated computing of three-dimensional solar wind background被引量：8: 《Science China Earth Sciences》2013年第11期1864-1880,共17页FENG XueShang ZHONG DingKun XIANG ChangQing ZHANG Yao; supported by the National Natural Science Foundation of China(Grant Nos.41031066,41231068,41274192,41074121&41074122);the National Basic Research Program of China(Grant No.2012CB825601);the Knowledge Innovation Program of the Chinese Academy of Sciences(Grant No.KZZD-EW-01-4);the Specialized Research Fund for State Key Laboratories; High-performance computational models are required to make the real-time or faster than rea^-time numerical prediction of adverse space weather events and their influence on the geospace environment. The main objectiv...; 关键词：space weather modeling SIP-CESE MHD model GPU computing

太阳风速度及日球电流片对CME渡越时间的影响: 《空间科学学报》2013年第4期381-386,共6页罗天解妍琼; 国家自然科学基金项目资助(41231068); 基于1996—2005年88个引起重大地磁暴的CME(日冕物质抛射)事件、1996—2000年的47个CME事件以及1997—2002年的29个全晕状CME事件,结合ACE卫星在1 AU处的太阳风和行星际磁场观测资料以及Wilcox Solar Observatory(WSO)天文台的太阳光球...; 关键词：CME渡越时间背景太阳风速度日球电流片

Spatial Distribution and Anisotropy of Energetic Particles Accelerated by Shock Waves: Focused Transport Model: 《Chinese Physics Letters》2013年第1期235-238,共4页ZUO Ping-Bing FENG Xue-Shang; Partially supported by the National Basic Research Program of China under Grant No 2012CB825601;the Knowledge Innovation Program of the Chinese Academy of Sciences(KZZD-EW-01-4);the National Natural Science Foundation of China(41174152,41231068,41031066,40904048,40904049,41004082,and 41204127);the Specialized Research Fund for State Key Laboratories.; The focused transport equation(FTE)contains the necessary physics of shock acceleration but avoids the limitation of small pitch-angle anisotropy inherent in the cosmic ray transport equation.We present a focused tran...; 关键词：equation. shock ANISOTROPY

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