Dr. Amitava Guharay

Associate Professor
Space and Atmospheric Sciences Division

Email:  [email protected]
Telephone: +9179 2631 4775

              Research Highlights

        Observational activities



       Academic qualifications     

       Fellowship and postdoc

      Group members

          Mr. Gourav Mitra, Senior Research Fellow
Dr. Subarna Mondal, Postdoctoral Fellow

        Select publications

      1)   Mitra, G., A. Guharay, P. P. Batista,  R. A. Buriti, (2022), Impact of Sepetember 2019 minor sudden stratospheric warming on the low-latitude middle atmospheric
             planetary wave dynamics,
Journal of Geophysical Research, Atmospheres, https://doi/10.1029/2021JD035538

       2)     Guharay, A., P. P. Batista,  R. A. Buriti, N. J. Schuch, (2018), On the variability of the quarter-diurnal tide in the MLT over Brazilian low-latitude stations.
Earth, Planets and Space, 70, doi:

     3)     Guharay, A., P. P. Batista, B. R. Clemesha (2015), Variability of the quasi-2-day wave and interaction with longer period planetary waves in the MLT at 
              Cachoeira Paulista (22.7S, 45W). Journal of Atmospheric and Solar Terrestrial Physics, 130-131, 57-67, doi: 10.1016/j.jastp.2015.05.010. 

       4)        Guharay, A., P. P. Batista, and B. R. Clemesha (2014), On the variability of the seasonal scale oscillations over Cachoeira Paulista (22.7oS, 45oW), 
Earth Planets and Space, 66:45.

 5)     Guharay, A.,  P. P. Batista, B. R. Clemesha, and N. J. Schuch (2013), Study of the quasi-two-day wave during summer over Santa Maria, Brazil using 
meteor radar
observations. Journal of Atmospheric and Solar-Terrestrial Physics, 92, 83-93, doi:10.1016/j.jastp.2012.10.005.

       6)     Guharay, A., R. Sekar, M. Venkat Ratnam and P. P. Batista (2012), Characteristics of the intra-seasonal oscillations in the lower and middle 
             atmosphere over Gadanki, Journal of Atmospheric and Solar-Terrestrial Physics, 77, 167-173, doi:10.1016/j.jastp.2011.12.016.

7)          Guharay, A., and R. Sekar (2011), Seasonal characteristics of gravity waves in the  middle atmosphere over Gadanki using Rayleigh lidar observations.
   Journal of  Atmospheric and Solar-Terrestrial Physics, 73, 1762-1770,


8)         Guharay, A., M. Venkat Ratnam, D. Nath, and U. C. Dumka (2010), Investigation of saturated gravity waves in the tropical lower atmosphere
  using radiosonde observations. Radio Science, 45, RS6008, doi:10.1029/2010RS004372.

9)         Guharay, A., D. Nath, P. Pant, B. Pande, J. M. Russell III, and K. Pandey (2009), Middle atmospheric thermal structure obtained from Rayleigh lidar and
   TIMED/SABER observations: A comparative study. Journal of Geophysical Research, Atmospheres, 114, D18105, doi: 10.1029/2009JD011963.

     10)    Guharay, A., Taori, A., Taylor, M., (2008), Summer-time nocturnal wave characteristics in mesospheric OH and O2 airglow emissions, Earth Planets and Space, 60, 973–979.

   Publications link
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