All Stories

  1. Super‐Intense Geomagnetic Storm on 10–11 May 2024: Possible Mechanisms and Impacts

    Article • Space Weather, November 2024, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara, Dr Gopi K Seemala

  2. Energetic ion variations during substorm intervals using the Van Allen Probes data

    Article • Advances in Space Research, April 2024, Elsevier

    Professor Veenadhari Bhaskara

  3. L‐Value and Energy Dependence of 0.1–50 keV O+, He+, and H+ Ions for CME and CIR Storms Over the Entire Van Allen Probes Era

    Article • Journal of Geophysical Research Space Physics, September 2022, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  4. Quantitative Assessment of Protons During the Solar Proton Events of September 2017

    Article • Journal of Geophysical Research Space Physics, October 2021, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  5. Effects of IMF By on Ring Current Asymmetry Under Southward IMF Bz Conditions Observed at Ground Magnetic Stations: Case Studies

    Article • Journal of Geophysical Research Space Physics, October 2020, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  6. The Extreme Space Weather Event in 1903 October/November: An Outburst from the Quiet Sun

    Article • The Astrophysical Journal Letters, June 2020, American Astronomical Society

    Professor Veenadhari Bhaskara

  7. Magnetic Field Measurements From Rome During the August–September 1859 Storms

    Article • Journal of Geophysical Research Space Physics, June 2020, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  8. Evolution of Pitch Angle‐Distributed Megaelectron Volt Electrons During Each Phase of the Geomagnetic Storm

    Article • Journal of Geophysical Research Space Physics, January 2020, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  9. On the reduced geoeffectiveness of solar cycle 24: A moderate storm perspective

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

    Professor Veenadhari Bhaskara

  10. Estimation of interplanetary electric field conditions for historical geomagnetic storms

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

    Professor Veenadhari Bhaskara

  11. Abnormal quiet day variations in Indian region along 75° E meridian

    Article • Earth Planets and Space, July 2015, Springer Science + Business Media

    Professor Veenadhari Bhaskara

  12. Three different types of electric field disturbances affecting equatorial ionosphere during a long-duration prompt penetration event

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

    Professor Veenadhari Bhaskara, Dr Geoffrey D Reeves

  13. Gravity waves in the thermosphere: Solar activity dependence

    Article • Advances in Space Research, March 2015, Elsevier

    Professor Veenadhari Bhaskara

  14. Solar flares induced D-region ionospheric and geomagnetic perturbations

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, February 2015, Elsevier

    Professor Veenadhari Bhaskara

  15. The influence of Corotating Interaction Region (CIR) driven geomagnetic storms on the development of equatorial plasma bubbles (EPBs) over wide range of longitudes

    Article • Advances in Space Research, January 2015, Elsevier

    Professor Veenadhari Bhaskara

  16. Response of the low-latitudeDregion ionosphere to extreme space weather event of 14-16 December 2006

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

    Professor Veenadhari Bhaskara

  17. Relationship between the equatorial electrojet and global Sq currents at the dip equator region

    Article • Earth Planets and Space, October 2014, Springer Science + Business Media

    Professor Veenadhari Bhaskara

  18. Gravity, GPA and Geomagnetic Data in India

    Article • Proceedings of the Indian National Science Academy, September 2014, Indian National Science Academy

    Professor Veenadhari Bhaskara

  19. VLF perturbations associated earthquake precursors using subionospheric VLF signals

    Article • August 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Veenadhari Bhaskara

  20. Waves-like signatures in the D-region ionosphere generated by solar flares

    Article • August 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Veenadhari Bhaskara

  21. Effects of prolonged southward interplanetary magnetic field on low-latitude ionospheric electron density

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

    Professor Veenadhari Bhaskara

  22. A study on ionospheric scintillation near the EIA crest in relation to equatorial electrodynamics

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

    Professor Veenadhari Bhaskara

  23. Study of simultaneous presence of DD and PP electric fields during the geomagnetic storm of November 7–8, 2004 and resultant TEC variation over the Indian Region

    Article • Astrophysics and Space Science, January 2014, Springer Science + Business Media

    Professor Veenadhari Bhaskara

  24. Vertical coupling of atmospheres: dependence on strength of sudden stratospheric warming and solar activity

    Article • Earth Planets and Space, January 2014, Springer Science + Business Media

    Professor Veenadhari Bhaskara

  25. One-to-one relationship between low latitude whistlers and conjugate source lightning discharges and their propagation characteristics

    Article • Advances in Space Research, December 2013, Elsevier

    Professor Veenadhari Bhaskara

  26. Sub-ionospheric very low frequency perturbations associated with the 12 May 2008 M = 7.9 Wenchuan earthquake

    Article • Natural Hazards and Earth System Science, September 2013, Copernicus GmbH

    Professor Veenadhari Bhaskara

  27. Response of the equatorial and low-latitude ionosphere to an intense X-class solar flare (X7/2B) as observed on 09 August 2011

    Article • Journal of Geophysical Research Space Physics, May 2013, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara, Samireddipalle Sripathi

  28. Very low latitude (L = 1.08) whistlers

    Article • Geophysical Research Letters, December 2012, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  29. Response of low latitude D-region ionosphere to the total solar eclipse of 22 July 2009 deduced from ELF/VLF analysis

    Article • Advances in Space Research, November 2012, Elsevier

    Professor Veenadhari Bhaskara

  30. Nighttime D region electron density measurements from ELF-VLF tweek radio atmospherics recorded at low latitudes

    Article • Journal of Geophysical Research Atmospheres, November 2012, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  31. First observational evidence for opposite zonal electric fields in equatorial E and F region altitudes during a geomagnetic storm period

    Article • Journal of Geophysical Research Atmospheres, September 2012, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  32. Morphological features of tweeks and nighttimeDregion ionosphere at tweek reflection height from the observations in the low-latitude Indian sector

    Article • Journal of Geophysical Research Atmospheres, May 2012, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  33. Coronal mass ejection-driven shocks and the associated sudden commencements/sudden impulses

    Article • Journal of Geophysical Research Atmospheres, April 2012, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  34. D-region ionosphere response to the total solar eclipse of 22 July 2009 deduced from ELF-VLF tweek observations in the Indian sector

    Article • Journal of Geophysical Research Atmospheres, October 2011, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  35. Characteristics of tweeks radio atmospherics observed in Indian low latitude region using AWESOME VLF receiver

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Veenadhari Bhaskara

  36. Comment on “Westward electric field penetration to the dayside equatorial ionosphere during the main phase of the geomagnetic storm on 22 July 2009” by V. Sreeja et al.

    Article • Journal of Geophysical Research Atmospheres, June 2011, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  37. Penetration of magnetospheric electric fields to the equator and their effects on the low-latitude ionosphere during intense geomagnetic storms

    Article • Journal of Geophysical Research Atmospheres, March 2010, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  38. Application of lightning discharge generated radio atmospherics/tweeks in lower ionospheric plasma diagnostics

    Article • Journal of Physics Conference Series, February 2010, Institute of Physics Publishing

    Professor Veenadhari Bhaskara

  39. Estimation of D-region Electron Density using Tweeks Measurements at Nainital and Allahabad

    Article • January 2010, American Institute of Physics

    Professor Veenadhari Bhaskara

  40. Thunderstorms, Lightning, Sprites and Magnetospheric Whistler-Mode Radio Waves

    Article • Surveys in Geophysics, December 2008, Springer Science + Business Media

    Professor Veenadhari Bhaskara

  41. Results of foF2 and Ne-h profiles at low latitude using recent digital ionosonde observations and their comparison with IRI-2000

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, April 2003, Elsevier

    Professor Veenadhari Bhaskara

  42. HF radio signal fading and atmospheric radio noise measurements at low latitudes

    Article • Radio Science, October 2002, American Geophysical Union (AGU)

    Professor Veenadhari Bhaskara

  43. Sudden post-midnight decrease in equatorial F-region electron densities associated with severe magnetic storms

    Article • Annales Geophysicae, January 1997, Copernicus GmbH

    Professor Veenadhari Bhaskara

  44. Sudden post-midnight decrease in equatorial F-region electron densities associated with severe magnetic storms

    Article • Annales Geophysicae, January 1997, Copernicus GmbH

    Professor Veenadhari Bhaskara