Articles with "zonal wavenumber" as a keyword



Excitation mechanism of non-migrating tides

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Published in 2017 at "Journal of Atmospheric and Solar-Terrestrial Physics"

DOI: 10.1016/j.jastp.2017.02.012

Abstract: Abstract Using an atmosphere-ionosphere coupled model, the excitation source and temporal (seasonal and interannual) variations in non-migrating tides are investigated in this study. We first focus our attention on temporal variations in eastward moving diurnal… read more here.

Keywords: non migrating; zonal mean; zonal wavenumber; tide zonal ... See more keywords

Unexpected Global Structure of Quasi‐4‐Day Wave With Westward Zonal Wavenumber 2 During the February 2023 Unusual Major Sudden Stratospheric Warming With Elevated Stratopause

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Published in 2024 at "Geophysical Research Letters"

DOI: 10.1029/2024gl109682

Abstract: During February 2023, the quasi‐4‐day wave (Q4DW) with westward zonal wavenumber 2 (W2) reached its largest amplitude of ∼400 m in the Southern Hemisphere (SH) geopotential height observations since 2004, which occurred simultaneously with an… read more here.

Keywords: westward zonal; major sudden; zonal wavenumber; day wave ... See more keywords

Day-to-day and longitudinal variability of the equatorial electrojet as viewed from the Sun-synchronous CSES satellite

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Published in 2024 at "Frontiers in Astronomy and Space Sciences"

DOI: 10.3389/fspas.2024.1460312

Abstract: The intensity of the equatorial electrojet (EEJ) derived from the magnetic field measurements by the China Seismo-Electromagnetic Satellite (CSES) is analyzed for the low solar activity period of July 2018–April 2022. The CSES spacecraft flies… read more here.

Keywords: sun synchronous; day day; zonal wavenumber; equatorial electrojet ... See more keywords