Articles with "critical frequency" as a keyword



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Ionospheric F2-Layer critical frequency retrieved from COSMIC radio occultation: A statistical comparison with measurements from a meridional ionosonde chain over Southeast Asia

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Published in 2019 at "Advances in Space Research"

DOI: 10.1016/j.asr.2018.09.015

Abstract: Abstract In this paper, we compared the F2-Layer critical frequency (foF2) derived from FORMOSAT-3/COSMIC radio occultation (RO) and ionosondes at Chiang Mai, Chumphon and Kototabang during the years 2008–2015 to evaluate the performance of COSMIC… read more here.

Keywords: chiang mai; radio occultation; critical frequency; ionosonde ... See more keywords
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New results in studying foF2 trends

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

DOI: 10.1016/j.jastp.2017.04.002

Abstract: Abstract It is shown that there are three causes of the difference in values of trends in the F2-layer parameters obtained by different groups of authors: using initial data series of different length, the absence… read more here.

Keywords: studying fof2; critical frequency; results studying; new results ... See more keywords
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Winter Anomaly in the Critical Frequency of the E-Layer in the Nighttime Polar Cap

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Published in 2018 at "Geomagnetism and Aeronomy"

DOI: 10.1134/s0016793218010061

Abstract: With the medians of the E-layer critical frequency foE measured at Resolute Bay and Casey ionospheric stations located in the polar caps of the Northern and Southern Hemispheres, it is found that these medians are… read more here.

Keywords: nighttime polar; winter; critical frequency; polar cap ... See more keywords