| 1 | ||
| Researcher: | Raja, D | |
| Guide: | Chetty, Chengaiah K | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Raja, D. | |
| Guide: | Ravi, G. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||
| 3 | Photoelectrochemical hydrogen generation using titania nanotube arrays | |
| Researcher: | Henry raja, D | |
| Guide: | Pathinettam padiyan, D | |
| University: | Manonmaniam Sundaranar University | |
| Language: | English | |
| Shodhganga | ||
| 4 | Studies on some ferns of Kothayar and Palni hills of south India | |
| Researcher: | Patric Raja, D | |
| Guide: | Gopalakrishnan, S and Manickam | |
| University: | Manonmaniam Sundaranar University | |
| Language: | English | |
| Shodhganga | ||
| 5 | Administrative problems and prospects of social service organisations in Madurai | |
| Researcher: | Raja, D V P | |
| Guide: | Rao, G PRaju, B R K | |
| University: | Madurai Kamaraj University | |
| Language: | English | |