Filamentary Currents and Alfvénic Vortices in the Inner Magnetosphere

Autor: C. C. Chaston, J. W. Bonnell, J. R. Wygant, G. D. Reeves, D. N. Baker
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Geophysical Research Letters, Vol 47, Iss 4, Pp n/a-n/a (2020)
Druh dokumentu: article
ISSN: 1944-8007
0094-8276
DOI: 10.1029/2019GL086318
Popis: Abstract We show that broadband low‐frequency Alfvénic field variations observed in the inner‐magnetosphere from the Van Allen Probes during geomagnetically disturbed intervals are composed of multiscale current sheets, current filaments, flow shears, and vortices. These observations pertain to spacecraft frame frequencies (fsc) over the range 0.1
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