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Fesen, C. G.; Crowley, G.; Roble, R. G.; Richmond, A. D.; Fejer, B. G.
(American Geophysical Union, 2000-07-01)
Low latitude F region ion motions exhibit strong seasonal and solar cycle dependences. The pre‐reversal enhancement (PRE) in the vertical ion drifts is a particularly well‐known low latitude electrodynamic feature, exhibited as a sharp upward spike in the velocity shortly after local sunset, which ...