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Dynamics of coupled magnetosphere-ionosphere energy subsystems

R. Ball, W. Horton
Department of Theoretical Physics
Research School of Physical Sciences and Engineering
The Australian National University
and
Institute for Fusion Studies
University of Texas
Austin, USA

Brief Description:

The magnetosphere as a system of dynamically coupled energy reservoirs.
Oscillatory dynamics:
- abrupt onset and extinction of storms/substorms
- abrupt onset as power input ebbs
Does the magnetosphere exhibit relaxation oscillations?