| 1 | Optical and electrical studies on melt grown lead tin selenide and lead tin telluride crystals |
| Researcher: | Ashok Kumar |
| Guide: | Agnihotri, O P |
| University: | Indian Institute of Technology-Delhi |
| Language: | English |
| 2 | |
| Researcher: | Ashok Kumar |
| Guide: | Sharma, T P |
| University: | Ch Charan Singh University |
| Language: | English |