Azimuthal expansion of the dipolarization at geosynchronous orbits associated with substorms

Dipolarization, one of the main indicators of substorm expansion onset, represents topological changes in the magnetotail. It is believed that dipolarization is initiated at a longitudinally confined region in the tail, followed by the azimuthal expansion. There are very limited studies in the l...

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Bibliographic Details
Main Authors: C. J. Watson, P. T. Jayachandran
Format: Article
Language:English
Published: Copernicus Publications 2009-03-01
Series:Annales Geophysicae
Online Access:https://www.ann-geophys.net/27/1113/2009/angeo-27-1113-2009.pdf