24 publication(s) trouvée(s)
Article scientifique
Climatology of thermospheric neutral winds over Oukaïmeden Observatory in Morocco
Abstract. In order to explore coupling between the thermosphere and ionosphere and to address the lack of data relating to …
Article scientifique
Observations of equatorial ionization anomaly over Africa and Middle East during a year of deep minimum
Abstract. In this work, we investigated the veracity of an ion continuity equation in controlling equatorial ionization anomaly (EIA) morphology …
Article scientifique
Scintillation measurements at Bahir Dar during the high solar activity phase of solar cycle 24
Abstract. Small-scale ionospheric disturbances may cause severe radio scintillations of signals transmitted from global navigation satellite systems (GNSSs). Consequently, small-scale …
Article scientifique
Measurements of the total ozone column using a Brewer spectrophotometer and TOMS and OMI satellite instruments over the Southern Space Observatory in Brazil
Abstract. This paper presents 23 years (1992–2014) of quasi-continuous measurements of the total ozone column (TOC) over the Southern Space …
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