S.P. Gupta

Effects of the vertical plasma drift velocity on the generation and evolution of equatorial spread F

On the combined effects of vertical shear and zonal electric field patterns on nonlinear equatorial spread F evolution

Occurrence of large scale equatorial F-region plasma depletions during geo-magnetic disturbances

Ionospheric irregularities

HF Doppler and ionosonde observations on the onset conditions of equatorial spread F

Electrostatic Plasma Instabilities in the Equatorial Electrojet

A study of the irregularities in the night time equatorial E-region using a Langmuir probe and plasma noise probe

In situ measurements of winds, electric fields and electron densities at the onset of equatorial spread-F

Cross Field Instability and Ionization Irregularities in the Equatorial E Region