In-situ observation of ULF wave activities associated with substorm expansion phase onset and current disruption

In this paper we present two substorm events with coordinated ground-based and in-situ THEMIS observations, and focus our interest on the wave activities in Pi1 and Pi2 bands from minutes before the substorm expansion phase (EP) onset to minutes after the local current disruption (CD). We find t...

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Bibliographic Details
Main Authors: J. Liang, W. W. Liu, E. F. Donovan, E. Spanswick
Format: Article
Language:English
Published: Copernicus Publications 2009-05-01
Series:Annales Geophysicae
Online Access:https://www.ann-geophys.net/27/2191/2009/angeo-27-2191-2009.pdf