| Comparison of equatorial GPS-TEC observations over an African station and an American station during the minimum and ascending phases of solar cycle 24 AO Akala, GK Seemala, PH Doherty, CE Valladares, CS Carrano, ... Annales Geophysicae 31 (11), 2085-2096, 2013 | 89 | 2013 |
| Impacts of ionospheric scintillations on GPS receivers intended for equatorial aviation applications AO Akala, PH Doherty, CS Carrano, CE Valladares, KM Groves Radio Science 47 (04), 1-11, 2012 | 72 | 2012 |
| Statistics of GPS scintillations over South America at three levels of solar activity AO Akala, PH Doherty, CE Valladares, CS Carrano, R Sheehan Radio Science 46 (05), 1-16, 2011 | 65 | 2011 |
| Geomagnetic storm effects on the occurrences of ionospheric irregularities over the African equatorial/low-latitude region PO Amaechi, EO Oyeyemi, AO Akala Advances in Space Research 61 (8), 2074-2090, 2018 | 50 | 2018 |
| Variability of foF2 in the African equatorial ionosphere AO Akala, EO Oyeyemi, EO Somoye, AB Adeloye, AO Adewale Advances in space research 45 (11), 1311-1314, 2010 | 44 | 2010 |
| Studying the variability in the diurnal and seasonal variations in GPS total electron content over Nigeria VA Eyelade, AO Adewale, AO Akala, OS Bolaji, AB Rabiu Annales Geophysicae 35 (3), 701-710, 2017 | 40 | 2017 |
| Comparison of GPS-TEC observations over Addis Ababa with IRI-2012 model predictions during 2010–2013 AO Akala, EO Somoye, AO Adewale, EW Ojutalayo, SP Karia, RO Idolor, ... Advances in Space Research 56 (8), 1686-1698, 2015 | 39 | 2015 |
| Ionospheric foF2 variability at equatorial and low latitudes during high, moderate and low solar activity AO Akala, EO Somoye, AB Adeloye, AB Rabiu 94.20. dj; 94.20. dt; 94.20. Vv, 2011 | 37 | 2011 |
| Solar origins of August 26, 2018 geomagnetic storm: Responses of the interplanetary medium and equatorial/low‐latitude ionosphere to the storm AO Akala, OJ Oyedokun, PO Amaechi, KG Simi, A Ogwala, OA Arowolo Space Weather 19 (10), e2021SW002734, 2021 | 35 | 2021 |
| Longitudinal responses of the equatorial/low‐latitude ionosphere over the oceanic regions to geomagnetic storms of May and September 2017 AO Akala, EO Oyeyemi, PO Amaechi, SM Radicella, B Nava, ... Journal of Geophysical Research: space physics 125 (8), e2020JA027963, 2020 | 35 | 2020 |
| The response of African equatorial/low‐latitude ionosphere to 2015 St. Patrick's Day geomagnetic storm PO Amaechi, EO Oyeyemi, AO Akala Space Weather 16 (6), 601-618, 2018 | 35 | 2018 |
| Characterization of GNSS scintillations over Lagos, Nigeria during the minimum and ascending phases (2009–2011) of solar cycle 24 AO Akala, LLN Amaeshi, PH Doherty, KM Groves, CS Carrano, ... Advances in Space Research 53 (1), 37-47, 2014 | 35 | 2014 |
| The Response of African equatorial GPS-TEC to intense geomagnetic storms during the ascending phase of solar cycle 24 AO Akala, AB Rabiu, EO Somoye, EO Oyeyemi, AB Adeloye Journal of Atmospheric and Solar-Terrestrial Physics 98, 50-62, 2013 | 33 | 2013 |
| Interplanetary origins of some intense geomagnetic storms during solar cycle 24 and the responses of african equatorial/low‐latitude ionosphere to them OA Arowolo, AO Akala, EO Oyeyemi Journal of Geophysical Research: Space Physics 126 (2), e2020JA027929, 2021 | 29 | 2021 |
| Statistics of GNSS amplitude scintillation occurrences over Dakar, Senegal, at varying elevation angles during the maximum phase of solar cycle 24 AO Akala, A Awoyele, PH Doherty Space Weather 14 (3), 233-246, 2016 | 27 | 2016 |
| Statistical distribution of GPS amplitude scintillations AO Akala, PH Doherty Journal of atmospheric and solar-terrestrial physics 74, 199-211, 2012 | 27 | 2012 |
| Characterization of GPS-TEC over African equatorial ionization anomaly (EIA) region during 2009–2016 TS Oluwadare, CN Thai, AOO Akala, S Heise, M Alizadeh, H Schuh Advances in Space Research 63 (1), 282-301, 2019 | 25 | 2019 |
| Climatology of GPS amplitude scintillations over equatorial Africa during the minimum and ascending phases of solar cycle 24 AO Akala, LLN Amaeshi, EO Somoye, RO Idolor, E Okoro, PH Doherty, ... Astrophysics and Space Science 357, 1-9, 2015 | 25 | 2015 |
| Ionospheric foF2 variability over the Southeast Asian sector AO Akala, AB Adeloye, EO Somoye Journal of Geophysical Research: Space Physics 115 (A9), 2010 | 25 | 2010 |
| Characterization of GNSS amplitude scintillations over Addis Ababa during 2009–2013 AO Akala, AH Ejalonibu, PH Doherty, SM Radicella, KM Groves, ... Advances in Space Research 59 (8), 1969-1983, 2017 | 23 | 2017 |