Inter-hemispheric comparisons of geospace environment in the polar regionsA proposed cooperative research program between China and Norway von Liu Ruiyuan (刘瑞源) Yang Huigen (杨惠根) Hu Hongqiao (胡红桥) Asgeir Brekke Jφran Moen

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Contributions to the cross shock electric field at supercritical perpendicular shocks: impact of the pickup ions von Yang, Zhongwei, Han, Desheng, Yang, Huigen, Hu, Hongqiao, Zhang, Beichen, Zhang, Qinghe, Liu, Ruiyuan

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Statistical characteristics of ionospheric backscatter observed by SuperDARN Zhongshan radar in Antarctica von HU Hongqiao LIU Erxiao LIU Ruiyuan YANG Huigen ZHANG Beichen

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SuperDARN CUTLASS Finland radar observations of high-latitude magnetic reconnections under northward interplanetary magnetic field (IMF) conditions von Zhang, QingHe, Liu, RuiYuan, Yang, HuiGen, Hu, HongQiao, Zhang, BeiChen, Dunlop, Malcolm, Lester, Mark, Bogdanova, Yulia, Walsh, Andrew

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Contributions to the cross shock electric field at supercritical perpendicular shocks: Impact of the pickup ions von Yang, Zhongwei, Han, Desheng, Huigen Yang, Hu, Hongqiao, Zhang, Beichen, Zhang, Qinhe, Liu, Ruiyuan

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The polar ionosphere at Zhongshan station on May 11, 1999, the day the solar wind almost disappeared von Hu Hongqiao, Liu Ruiyuan, Liu, Yonghua, Huigen, Yang, Liu, Shunlin, Zhang, Beichen, Ai, Yong, Sato, N, Fraser, B J

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The High‐Latitude Dawn‐Dusk Asymmetry of Ionospheric Plasma Distribution in the Northern Hemisphere von Wang, Jianping, Zhang, Beichen, Huang, Chunming, Liu, Ruiyuan, Yang, Shenggao, Huang, Yanshi, Hu, Hongqiao, Yang, Huigen

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A comparative study of ionospheric TEC diurnal variations at two stations near cusp latitudes in the Southern Hemisphere von Li, Xuejing, Zhang, Beichen, Hu, Zejun, Hu, Hongqiao, Liu, Ruiyuan, Yang, Huigen, He, Fang

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SuperDARN CUTLASS Finland radar observations of highlatitude magnetic reconnections under northward interplanetary magnetic field （IMF） conditions von ZHANG QmgHe LIU RuiYuan YANG HuiGen HU HongQiao ZHANG BeiChen DUNLOP Malcolm LESTER Mark BOGDANOVA Yulia WALSH Andrew

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The extremely intense CNA events observed at Zhongshan Station in July, 2000 von Hu Hongqiao (胡红桥) Liu Ruiyuan (刘瑞源) Liu Yonghua (刘勇华) Liu Shunlin(刘顺林) Yang Huigen (杨惠根) Xu Zhonghua (徐中华) Natsuo Sato Hisao Yamagishi

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