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机译:A superposed epoch analysis of the regions 1 and 2 Birkeland currents observed by AMPERE during substorms
Univ Leicester, Dept Phys & Astron, Leicester LE1 7RH, Leics, England;
Univ Oslo, Dept Phys, Oslo, Norway;
Johns Hopkins Univ, Appl Phys Lab, Laurel, MD USA;
FIELD-ALIGNED CURRENTS; INTERPLANETARY MAGNETIC-FIELD; MAGNETOSPHERIC SUBSTORMS; CURRENT WEDGE; POLAR-CAP; EXPANSION PHASE; GROWTH PHASE; SIGNATURES; INTENSITY; DYNAMICS;