Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan ; Plasmas and Space Science Center National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan ; Plasmas and Space Science Center National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
Department of Physics National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan ; Plasmas and Space Science Center National Cheng-Kung University, #1 University Road, Tainan, 70101 Taiwan
National Central University, #300 Jhongda Road, Jhongli, 32001 Taiwan
Space Science Laboratory, University of California, Berkeley, 7 Gauss Way, Berkeley, CA 94720 United States
Space Science Laboratory, University of California, Berkeley, 7 Gauss Way, Berkeley, CA 94720 United States
Department of Geophysics, Tohoku University, Aramaki-aoba, Sandai, 980-8578 Japan
Department of Geophysics, Tohoku University, Aramaki-aoba, Sandai, 980-8578 Japan