Planetary wave coupling (5–6-day waves) in the low-latitude atmosphere–ionosphere system DV Pancheva, PJ Mukhtarov, NJ Mitchell, DC Fritts, DM Riggin, ... Journal of Atmospheric and Solar-Terrestrial Physics 70 (1), 101-122, 2008 | 75 | 2008 |
Meteor wind radar observations of gravity wave momentum fluxes and their forcing toward the Mesospheric Semiannual Oscillation TM Antonita, G Ramkumar, KK Kumar, V Deepa Journal of Geophysical Research: Atmospheres 113 (D10), 2008 | 71 | 2008 |
Initial results from SKiYMET meteor radar at Thumba (8.5 N, 77 E): 1. Comparison of wind measurements with MF spaced antenna radar system KK Kumar, G Ramkumar, ST Shelbi Radio Science 42 (06), 1-13, 2007 | 56 | 2007 |
Mean winds and tidal components during counter electrojet events VV Somayajulu, L Cherian, K Rajeev, G Ramkumar, CR Reddi Geophysical Research Letters 20 (14), 1443-1446, 1993 | 51 | 1993 |
Altitude profiles of temperature from 4 to 80 km over the tropics from MST radar and lidar K Parameswaran, MN Sasi, G Ramkumar, PR Nair, V Deepa, BVK Murthy, ... Journal of Atmospheric and Solar-Terrestrial Physics 62 (15), 1327-1337, 2000 | 46 | 2000 |
Long‐term variability of the low latitude mesospheric SAO and QBO and their relation with stratospheric QBO MV Ratnam, GK Kumar, BVK Murthy, AK Patra, VVMJ Rao, SVB Rao, ... Geophysical Research Letters 35 (21), 2008 | 44 | 2008 |
Tropical tropopause dynamics (TTD) campaigns over Indian region: An overview MV Ratnam, SV Sunilkumar, K Parameswaran, BVK Murthy, G Ramkumar, ... Journal of Atmospheric and Solar-Terrestrial Physics 121, 229-239, 2014 | 43 | 2014 |
Vertical propagation characteristics and seasonal variability of tidal wind oscillations in the MLT region over Trivandrum (8.5 N, 77 E): First results from SKiYMET meteor radar V Deepa, G Ramkumar, M Antonita, KK Kumar, MN Sasi Annales Geophysicae 24 (11), 2877-2889, 2006 | 40 | 2006 |
Characteristics of turbulence in the troposphere and lower stratosphere over the Indian Peninsula SV Sunilkumar, M Muhsin, K Parameswaran, MV Ratnam, G Ramkumar, ... Journal of Atmospheric and Solar-Terrestrial Physics 133, 36-53, 2015 | 38 | 2015 |
Local time dependence of the thermal structure in the Venusian equatorial upper atmosphere: Comparison of Akatsuki radio occultation measurements and GCM results H Ando, M Takagi, T Fukuhara, T Imamura, N Sugimoto, H Sagawa, ... Journal of Geophysical Research: Planets 123 (9), 2270-2280, 2018 | 37 | 2018 |
Influence of tropical cyclones on tropospheric ozone: possible implications SS Das, MV Ratnam, KN Uma, KV Subrahmanyam, IA Girach, AK Patra, ... Atmospheric Chemistry and Physics 16 (8), 4837-4847, 2016 | 35 | 2016 |
Temporal modulations of the longitudinal structure in F2 peak height in the equatorial ionosphere as observed by COSMIC G Liu, TJ Immel, SL England, KK Kumar, G Ramkumar Journal of Geophysical Research: Space Physics 115 (A4), 2010 | 35 | 2010 |
Meteor radar observations of short‐term tidal variabilities in the low‐latitude mesosphere‐lower thermosphere: Evidence for nonlinear wave‐wave interactions KK Kumar, V Deepa, TM Antonita, G Ramkumar Journal of Geophysical Research: Atmospheres 113 (D16), 2008 | 35 | 2008 |
A quantitative study on the role of gravity waves in driving the tropical Stratospheric Semiannual Oscillation TM Antonita, G Ramkumar, KK Kumar, KS Appu, KVS Nambhoodiri Journal of Geophysical Research: Atmospheres 112 (D12), 2007 | 33 | 2007 |
On the signature of the quasi‐3‐day wave in the thermosphere during the January 2010 URSI World Day Campaign SL England, G Liu, Q Zhou, TJ Immel, KK Kumar, G Ramkumar Journal of Geophysical Research: Space Physics 117 (A6), 2012 | 31 | 2012 |
Signatures of low latitude–high latitude coupling in the tropical MLT region during sudden stratospheric warming C Vineeth, TK Pant, KK Kumar, G Ramkumar, R Sridharan Geophysical Research Letters 36 (20), 2009 | 31 | 2009 |
Nonmigrating diurnal tides in the troposphere and lower stratosphere over Gadanki (13.5 N, 79.2 E) MN Sasi, G Ramkumar, V Deepa Journal of Geophysical Research: Atmospheres 103 (D16), 19485-19494, 1998 | 30 | 1998 |
Gravity wave signatures in the dip equatorial ionosphere‐thermosphere system during the annular solar eclipse of 15 January 2010 G Manju, MK Madhav Haridas, G Ramkumar, TK Pant, R Sridharan, ... Journal of Geophysical Research: Space Physics 119 (6), 4929-4937, 2014 | 29 | 2014 |
Stratospheric intrusion into the troposphere during the tropical cyclone Nilam (2012) SS Das, M Venkat Ratnam, KN Uma, AK Patra, KV Subrahmanyam, ... Quarterly Journal of the Royal Meteorological Society 142 (698), 2168-2179, 2016 | 28 | 2016 |
Meteor radar observations of short‐term variability of quasi 2 day waves and their interaction with tides and planetary waves in the mesosphere–lower thermosphere region over … V Suresh Babu, K Kishore Kumar, SR John, KV Subrahmanyam, ... Journal of Geophysical Research: Atmospheres 116 (D16), 2011 | 28 | 2011 |