Teacher Details

Kishore Kumar Grandhi

Department of Atmospheric and Space Sciences

kishoreg@rocketmail.com

Research Areas : Middle atmospheric structure and dynamics


Google Scholar Profile | ResearchGate Profile | Scopus Author View

1)    Narasimha Murthy, K.V., Kumar, G.K. (2022). Distribution and Prediction of Monsoon Rainfall in Homogeneous Regions of India: A Stochastic Approach. Pure and Applied Geophysics, 179 (6-7), 2577–2590. ISSN(print/online): 0033-4553/1420-9136, URL/DOI: http://dx.doi.org/10.1007/s00024-022-03042-8
2)    Sanket, B.R., Kumar, V.A., Resmi, E.A., Kumar, G.K., Patil, R.D., Pandithurai, G. (2022). Observed features of monsoon low-level jet and its relationship with rainfall activity over a high-altitude site in Western Ghats, India. Theoretical and Applied Climatology, 150 (1-2), 1-15. ISSN(print/online): 0177-798X/1434-4483, URL/DOI: http://dx.doi.org/10.1007/s00704-022-04167-5
3)    Murthy, K. N., Kumar, G. K. (2021). Structural time‑series modelling for seasonal surface air temperature patterns in India 1951–2016. Meteorology and Atmospheric Physics, 133 (1), 27-39. ISSN(print/online): 0177-7971/1436-5065, URL/DOI: http://dx.doi.org/10.1007/s00703-020-00732-7
4)    Murthy, K.N., Saravana, R., Kumar, G. K., Kumar, K.V. (2021). Modelling and forecasting for monthly surface air temperature patterns in India, 1951–2016: Structural time series approach. Journal of Earth System Science, 130 (1), 21. ISSN(print/online): 0253-4126/0973-774X, URL/DOI: http://dx.doi.org/10.1007/s12040-020-01521-x
5)    Koushik, N., Kumar, K.K., Ramkumar, G., Subrahmanyam, K.V., Kumar, G.K., Hocking, W.K., He, M., Latteck, R. (2020). Planetary waves in the mesosphere lower thermosphere during stratospheric sudden warming: observations using a network of meteor radars from high to equatorial latitudes. Climate Dynamics, 54, 1436-5065. ISSN(print/online): 0930-7575/1432-0894, URL/DOI: http://dx.doi.org/10.1007/s00382-020-05214-5
6)    Kumar, G.K., Tyssøy, H.N., Williams, B.P. (2018). A preliminary comparison of Na lidar and meteor radar zonal winds during geomagnetic quiet and disturbed conditions. Journal of Atmospheric and Solar-Terrestrial Physics, 168, 70-79. ISSN(print/online): 1364-6826/1879-1824, URL/DOI: http://dx.doi.org/10.1016/j.jastp.2018.01.010
7)    Smith‐Johnsen, C., Tyssøy, H.N., Hendrickx, K.,Orsolini, Y., Kumar, G.K., Ødegaard, L.K.G., Sandanger, M.I., Stordal, F., Megner, L. (2017). Direct and indirect electron precipitation effect on nitric oxide in the polar middle atmosphere, using a full range energy spectrum. Journal of Geophysical Research: Space Physics, 122 (8), 8679-8693. ISSN(print/online): 2169-9402, URL/DOI: http://dx.doi.org/10.1002/2017JA024364
8)    Kumar, G.K., Kumar, K.K., Baumgarten, G., Ramkumar, G. (2015). Validation of MERRA reanalysis upper-level winds over low latitudes with independent rocket sounding data. Journal of Atmospheric and Solar-Terrestrial Physics, 123, 48-54. Google Scholar Citations, ISSN(print/online): 1364-6826/1879-1824, URL/DOI: http://dx.doi.org/10.1016/j.jastp.2014.12.001
9)    Kumar, G.K., Singer, W., Oberheide, J., Grieger, N., Batista, P.P., Riggin, D.M., Schmidt, H., Clemesha, B.R (2014). Diurnal tides at low latitudes: radar, satellite, and model results. Journal of Atmospheric and Solar-Terrestrial Physics, 118, 96-105. Google Scholar Citations, ISSN(print/online): 1364-6826/1879-1824, URL/DOI: http://dx.doi.org/10.1016/j.jastp.2013.07.005
10)    Kishore Kumar, G., Kishore Kumar, K., Singer, W., Zülicke, C., Gurubaran, S., Baumgarten, G., Ramkumar, G., Sathishkumar, S., Rapp, M. (2014). Mesosphere and lower thermosphere zonal wind variations over low latitudes: Relation to local stratospheric zonal winds and global circulation anomalies. Journal of Geophysical Research: Atmospheres, 119 (10), 5913-5927. Google Scholar Citations, ISSN(print/online): 2169-8996, URL/DOI: http://dx.doi.org/10.1002/2014JD021610
11)    Venkat Ratnam, M., Kishore Kumar, G., Venkateswara Rao, N., Krishna Murthy, B.V., Laštovička, J., Qian, L (2013). Evidence of long‐term change in zonal wind in the tropical lower mesosphere: Observations and model simulations. Geophysical Research letters, 40 (2), 397-401. Google Scholar Citations, ISSN(print/online): 0094-8276/1944-8007, URL/DOI: http://dx.doi.org/10.1002/grl.50158
12)    Ratnam, M.V., Kumar, G.K., Eswaraiah, S., Rao, S.V.B (2013). Morphology of tropical mesospheric echoes observed by VHF radar. Earth, Planets and Space, 65 (2), 97-102. ISSN(print/online): 1343-8832/1880-5981, URL/DOI: http://dx.doi.org/10.5047/eps.2012.06.010
13)    Hocking, W.K., Kumar, G.K (2011). Long term behaviour of the MLT quasi-7-day wave at two radar-sites at northern polar latitudes. Journal of Atmospheric and Solar-Terrestrial Physics, 73 (13), 1616-1628. Google Scholar Citations, ISSN(print/online): 1364-6826/1879-1824, URL/DOI: http://dx.doi.org/10.1016/j.jastp.2011.02.004
  

Publications Before 2011


14)    Kumar, G.K., Hocking, W.K. (2010). Climatology of northern polar latitude MLT dynamics: mean winds and tides. Annales Geophysicae, 28 (10), 1859. Google Scholar Citations, ISSN(print/online): 0992-7689/1432-0576, URL/DOI: http://dx.doi.org/10.5194/angeo-28-1859-2010
15)    Kishore Kumar, G., Venkat Ratnam, M., Patra, A.K., Vijaya Bhaskara Rao, S., Russell, J. (2008). Mean thermal structure of the low‐latitude middle atmosphere studied using Gadanki Rayleigh lidar, Rocket, and SABER/TIMED observations. Journal of Geophysical Research: Atmospheres, 113 (D23), D23106. Google Scholar Citations, ISSN(print/online): 2169-8996, URL/DOI: http://dx.doi.org/10.1029/2008JD010511
16)    Babu, A.N., Kumar, K.K., Kumar, G.K., Ratnam, M.V., Rao, S.V.B., Rao, D.N. (2008). Long-term MST radar observations of vertical wave number spectra of gravity waves in the tropical troposphere over Gadanki (13.5◦ N, 79.2◦ E): comparison with model spectra. Annales Geophysicae, 26 (7), 1671-1680. Google Scholar Citations, ISSN(print/online): 0992-7689/1432-0576.
17)    Kishore Kumar, G., Venkat Ratnam, M., Patra, A.K., Jagannadha Rao, V.V.M., Vijaya Bhaskar Rao, S., Kishore Kumar, K., Gurubaran, S., Ramkumar, G., Narayana Rao, D (2008). Low-latitude mesospheric mean winds observed by Gadanki mesosphere-stratosphere-troposphere (MST) radar and comparison with rocket, High Resolution Doppler Imager (HRDI), and MF radar measurements and HWM93. Journal of Geophysical Research: Atmospheres, 113 (D19), D19117. Google Scholar Citations, ISSN(print/online): 2169-8996, URL/DOI: http://dx.doi.org/10.1029/2008JD009862
18)    Roja Raman, M., Jagannadha Rao, V.V.M., Venkat Ratnam, M., Kishore Kumar, G., Narendra Babu, A., Vijaya Bhaskara Rao, S., Prabhakara Rao, N., Narayana Rao, D (2008). Atmospheric circulation during active and break phases of Indian summer monsoon: A study using MST radar at Gadanki (13.5 N, 79.2 E). Journal of Geophysical Research: Atmospheres, 113 (D20), D20124. Google Scholar Citations, ISSN(print/online): 2169-8996, URL/DOI: http://dx.doi.org/10.1029/2008JD010341
19)    Ratnam, M.V., Kumar, G.K., Murthy, B.V., Patra, A.K., Rao, V.V.M., Rao, S., Kumar, K.K., Ramkumar, G. (2008). Long‐term variability of the low latitude mesospheric SAO and QBO and their relation with stratospheric QBO. Geophysical Research letters, 35 (21), L21809. Google Scholar Citations, ISSN(print/online): 0094-8276/1944-8007, URL/DOI: http://dx.doi.org/10.1029/2008GL035390
20)    Grandhi, K.K., Ratnam, M.V., Patra, A.K., Rao, V.V.M., Rao, S., Rao, D.N. (2007). Climatology of low‐latitude mesospheric echo characteristics observed by Indian mesosphere, stratosphere, and troposphere radar. Journal of Geophysical Research: Atmospheres, 112 (D6), D06109. Google Scholar Citations, ISSN(print/online): 2169-8996, URL/DOI: http://dx.doi.org/10.1029/2006JD007609