| 1 | Ionospheric studies based on geostatinary satellite observations from Guwahati  | 
| Researcher: | Rahman, Khalilur | 
| Guide: | Devi, M | 
| University: | Gauhati University | 
| Language: | English | 
| 2 | Effect of ionization on the process of condensation and its role in the cloud physics  | 
| Researcher: | Patel, B D | 
| Guide: | Varshney, N C | 
| University: | University of Roorkee | 
| Language: | English | 
| 3 | Studies on short-term and long-term variations in the lower ionosphere  | 
| Researcher: | Venkatanaraana, Raju | 
| Guide: | Somayaji, T S N | 
| University: | Andhra University | 
| Language: | English |