| 1 | |
| Researcher: | Singh, Nirmal |
| Guide: | Khullar, Vikrant |
| University: | Thapar University, Patiala |
| Language: | English |
| 2 | |
| Researcher: | Chourasia, Nirmal Chandra |
| Guide: | Pandya, N C |
| University: | Sardar Patel University |
| Language: | English |
| 3 | |
| Researcher: | Mandal, Nirmal Kumar |
| Guide: | Singh, N.K.Kumar, Uday Chand |
| University: | Indian School of Mines, Dhanbad |
| Language: | English |