机译:Temporal and spatial dynamics of the regions 1 and 2 Birkeland currents during substorms
TU Braunschweig, Inst Geophys & Extraterr Phys, Braunschweig, Germany;
Virginia Tech, Bradley Dept Elect & Comp Engn, Blacksburg, VA USA;
Univ Leicester, Dept Phys & Astron, Leicester LE1 7RH, Leics, EnglandJohns Hopkins Univ, Appl Phys Lab, Laurel, MD USA;
region 1; region 2 current; birkeland currents; substorm current wedge; expanding; contracting polar cap paradigm; FIELD-ALIGNED CURRENTS; INTERPLANETARY MAGNETIC FIELD; SUPERPOSED EPOCH ANALYSIS; POLAR-CAP AREA; MAGNETOSPHERIC SUBSTORMS; ONSET; PARAMETERS; EVOLUTION; AURORA; MODEL;