| 41 | Mahadevi Verma ka srijanatmak gadya creative prose of Mahadevi Verma | |
| Researcher: | Kumar, Ratan | |
| Guide: | Pradhan, Gopal G | |
| University: | Assam University | |
| Language: | Hindi | |
| Shodhganga | ||
| 42 | Synthesis of noble metal nanoparticles and their potential applications | |
| Researcher: | Das, Ratan | |
| Guide: | Nath, Siddhartha Sankar and Bhattacharjee | |
| University: | Assam University | |
| Language: | English | |
| Shodhganga | ||
| 43 | Institutional Role in the Industrial development of Nagaland An Empirical Study | |
| Researcher: | Kaurinta, Ratan | |
| Guide: | Solo, Martina N | |
| University: | Nagaland University | |
| Language: | English | |
| Shodhganga | ||
| 44 | ||
| Researcher: | Das, Ratan | |
| Guide: | Chakraborty, Prodip Kumar | |
| University: | The University of Burdwan | |
| Language: | English | |
| Shodhganga | ||
| 45 | ||
| Researcher: | Bhattacharjee, Ratan | |
| Guide: | Parasuram, Laxmi | |
| University: | The University of Burdwan | |
| Language: | English | |
| Shodhganga | ||
| 46 | ||
| Researcher: | Chakraborty, Ratan | |
| Guide: | Konger, G | |
| University: | Gauhati University | |
| Language: | English | |
| Shodhganga | ||
| 47 | ||
| Researcher: | Singh, Ratan | |
| University: | University of Rajasthan | |
| Language: | English | |
| 48 | ||
| Researcher: | Madhu Ratan | |
| Guide: | Mehta, Manju | |
| University: | University of Rajasthan | |
| Language: | English | |
| 49 | ||
| Researcher: | Singh, Ratan | |
| University: | University of Rajasthan | |
| Language: | English | |
| 50 | Absorption of hazardous material from water using various absorbent from waste materials | |
| Researcher: | Sheel Ratan | |
| Guide: | Naik RM | |
| University: | University of Lucknow | |
| Language: | English | |
| Shodhganga | ||
| 51 | ||
| Researcher: | Yashumati Ratan | |
| Guide: | D. KISHORE | |
| University: | Banasthali Univesity | |
| Language: | English | |
| Shodhganga | ||
| 52 | ||
| Researcher: | Chand, Ratan | |
| Guide: | n.d. | |
| University: | Panjab University | |
| Language: | Hindi | |
| Shodhganga | ||
| 53 | ||
| Researcher: | Adhikari, Ratan | |
| Guide: | Saha, S K | |
| University: | University of North Bengal | |
| Language: | English | |
| Shodhganga | ||
| 54 | Bhumi upyoga parivartan Aur navachar Dharmapur vikas khand Jaunpur U P ke sandarbh mein | |
| Researcher: | Kumar, Ratan | |
| Guide: | Singh, Anand | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||
| 55 | The study of epigenetic changes associated with aging in mammals | |
| Researcher: | Ratan, Prashansa | |
| Guide: | Shabd, Preet | |
| University: | Dayalbagh Educational Institute(Deemed University), Agra | |
| Language: | English | |
| 56 | ||
| Researcher: | Sarkar, Ratan | |
| Guide: | Begum, Mumtaz | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||
| 57 | ||
| Researcher: | Bisui, Ratan | |
| Guide: | Uniyal, Mahesh | |
| University: | Maharshi Markandeshwar University | |
| Language: | English | |
| 58 | ||
| Researcher: | Singh, Ratan | |
| Guide: | Rathore, Dheeraj | |
| University: | Central University of Gujarat, Gandhinagar | |
| Language: | English | |
| Shodhganga | ||
| 59 | ||
| Researcher: | Chowdhury, Ratan | |
| Guide: | Sundar, Satya | |
| University: | Tezpur University, Tezpur | |
| Language: | English | |
| 60 | study of Yoga philosophy in the context of the modern approach to cardiac ailment | |
| Researcher: | Kotokey, Ratan Kumar | |
| Guide: | Upadhyaya, P PSaikia, N | |
| University: | Dibrugarh University | |
| Language: | English | |