Conjugate observations of the evolutio­­n of polar cap arcs in both hemispheres


Zan-Yang Xing1,2, Qing-He Zhang2, Han Desheng3, Yongliang Zhang4, Natsuo Sato5, Shunrong Zhang6, Zejun Hu3, Yong WANG1 and Yu-Zhang Ma7, (1)Shandong University at Weihai, Weihai, China, (2)Institute of Space Sciences, Shandong University, Weihai, China, (3)Polar Research Institute of China, Shanghai, China, (4)Johns Hopkins University Applied Physics Laboratory, Laurel, MD, United States, (5)Natl Inst Polar Research, Tokyo, Japan, (6)MIT Haystack Observatory, Westford, MA, United States, (7)Shandong University, Jinan, China