• Multiple transpolar auroral arcs reveal insight about coupling processes in the Earth’s magnetotail 

      Zhang, Qing-He; Zhang, Yong-Liang; Wang, Chi; Lockwood, Michael; Yang, Hui-Gen; Tang, Bin-Bin; Xing, Zan-Yang; Oksavik, Kjellmar; Lyons, Larry R.; Ma, Yu-Zhang; Zong, Qiu-Gang; Moen, Jøran Idar; Xia, Li-Dong (Journal article; Peer reviewed, 2020)
      A distinct class of aurora, called transpolar auroral arc (TPA) (in some cases called “theta” aurora), appears in the extremely high-latitude ionosphere of the Earth when interplanetary magnetic field (IMF) is northward. ...