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Data · dataset · 2026

The role of zonal winds in the production of a pre-reversal enhancement in the vertical ion drift in the low latitude ionosphere

Listed in National Center for Atmospheric Research

The evolution of the pre-reversal enhancement in the vertical ion drift in the equatorial F region is described via an examination of the current systems determined from a coupled ionosphere thermosphere model.

Description

We find that the pre-reversal enhancement is produced by a reversal in the F region zonal wind that results in an additional upward current where the E region Pedersen conductivity is declining across the dusk sector.

The continuity of the total current is maintained through an enhancement in the eastward zonal current and an associated upward drift of the ions.

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Atmospheric sciences 74%
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National Center for Atmospheric Researchce65f3ce-add9-4e69-8478-76dc94f0aae112 d agoJSON v1
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concepts[field].local:field:earth-environmentalmapping · data ucar educonnector:data_ucar_edu@1.0.0
concepts[field].local:field:ocean-atmosphericmapping · data ucar educonnector:data_ucar_edu@1.0.0
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descriptionsource · data ucar educonnector:data_ucar_edu@1.0.0/notes
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titlesource · data ucar educonnector:data_ucar_edu@1.0.0/title
updated_datesource · data ucar educonnector:data_ucar_edu@1.0.0