All Stories

  1. Electrodynamic disturbances in the Brazilian equatorial and low-latitude ionosphere on St. Patrick's Day storm of 17 March 2015

    Article • Journal of Geophysical Research Space Physics, April 2017, American Geophysical Union (AGU)

    Dr Paulo Roberto Fagundes, Dr Gopi K Seemala

  2. Effects of St.Patrick's day geomagnetic storm in East Aasian longitude 100E

    Article • Journal of Geophysical Research Space Physics, November 2016, American Geophysical Union (AGU)

    Mr. Bitap kalita, Dr Gopi K Seemala, Pradip Bhuyan

  3. Solar quiet current response in the African sector due to a 2009 sudden stratospheric warming event

    Article • Journal of Geophysical Research Space Physics, August 2016, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  4. Simultaneous storm time equatorward and poleward large-scale TIDs on a global scale

    Article • Geophysical Research Letters, July 2016, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  5. Two-mode ionospheric response and Rayleigh wave group velocity distribution reckoned from GPS measurement following Mw 7.8 Nepal earthquake on 25 April 2015

    Article • Journal of Geophysical Research Space Physics, August 2015, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  6. Climatology of GPS amplitude scintillations over equatorial Africa during the minimum and ascending phases of solar cycle 24

    Article • Astrophysics and Space Science, April 2015, Springer Science + Business Media

    Dr Gopi K Seemala, Dr. Emeka Emmanuel Okoro

  7. On the performance of the IRI-2012 and NeQuick2 models during the increasing phase of the unusual 24th solar cycle in the Brazilian equatorial and low-latitude sectors

    Article • Journal of Geophysical Research Space Physics, June 2014, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  8. 3D Tomography of ionosphere

    Article • Journal of Geophysical Research Space Physics, April 2014, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  9. Characterization of GNSS scintillations over Lagos, Nigeria during the minimum and ascending phases (2009–2011) of solar cycle 24

    Article • Advances in Space Research, January 2014, Elsevier

    Dr Gopi K Seemala

  10. Comparison of equatorial GPS-TEC observations over an African station and an American station during the minimum and ascending phases of solar cycle 24

    Article • Annales Geophysicae, November 2013, Copernicus GmbH

    Dr Gopi K Seemala

  11. A comparative study of TEC response for the African equatorial and mid-latitudes during storm conditions

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, September 2013, Elsevier

    Dr Gopi K Seemala

  12. Simultaneous observations of ionospheric irregularities in the African low-latitude region

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, May 2013, Elsevier

    Dr Gopi K Seemala

  13. Equatorial plasma bubbles and L-band scintillations in Africa during solar minimum

    Article • Annales Geophysicae, April 2012, Copernicus GmbH

    Dr Gopi K Seemala

  14. GPS-TEC variations during low solar activity period (2007–2009) at Indian low latitude stations

    Article • Astrophysics and Space Science, January 2012, Springer Science + Business Media

    Dr Gopi K Seemala

  15. Statistics of total electron content depletions observed over the South American continent for the year 2008

    Article • Radio Science, October 2011, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  16. Geomagnetic storm effects on GPS based navigation

    Article • Annales Geophysicae, May 2009, Copernicus GmbH

    Dr Gopi K Seemala

  17. NeQuick bottomside analysis at low latitudes

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, December 2008, Elsevier

    Dr Gopi K Seemala, Dr Pierdavide Coïsson

  18. Local time dependent response of postsunset ESF during geomagnetic storms

    Article • Journal of Geophysical Research Atmospheres, July 2008, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  19. Spatial distribution of ionization in the equatorial and low-latitude ionosphere of the Indian sector and its effect on the pierce point altitude for GPS applications during low solar activity periods

    Article • Journal of Geophysical Research Atmospheres, May 2007, American Geophysical Union (AGU)

    Dr Gopi K Seemala

  20. Features of additional stratification in ionospheric F 2 layer observed for half a solar cycle over Indian low latitudes

    Article • Journal of Geophysical Research Atmospheres, April 2005, American Geophysical Union (AGU)

    Dr Gopi K Seemala, Potula Sree Sree Brahmanandam