Assoc. Prof. Dr. Rina Sahu | Metallurgical – Associate Professor at National Institute of Technology Jamshedpur, India
Dr. Rina Sahu is an Associate Professor in the Department of Metallurgical and Materials Engineering at the National Institute of Technology (NIT), Jamshedpur. With more than 21 years of experience in research and teaching, Dr. Sahu specializes in coal utilization, mineral beneficiation, metallic glasses, nanostructured materials, and hydrometallurgy. Her academic journey began with a B.E. in Metallurgical and Materials Engineering from R.I.T. Jamshedpur (2001), followed by an M.Tech from NIT Jamshedpur (2004), and a Ph.D. in Metallic Glasses from BESU Shibpur, Howrah (2010). Over the years, she has become a prominent figure in her field, contributing significantly to materials science and environmental sustainability.
Profile:
Education:
Dr. Sahu completed her Bachelor of Engineering in Metallurgical and Materials Engineering from R.I.T. Jamshedpur in 2001. Following this, she pursued her Master’s in the same field at NIT Jamshedpur, completing her M.Tech in 2004. Dr. Sahu’s passion for research led her to pursue a Ph.D. in Metallic Glasses at BESU Shibpur, Howrah, where she received her doctoral degree in 2010. Her academic foundation has been the basis for her extensive contributions to metallurgical research, particularly in the areas of material processing and environmental sustainability.
Experience:
With nearly 22 years of academic and research experience, Dr. Sahu has been instrumental in the advancement of Metallurgical and Materials Engineering. She began her professional journey at the National Metallurgical Laboratory (NML) Jamshedpur, where she worked for six years (2003–2010) on various research projects. Subsequently, she transitioned into teaching roles, first at B.I.T. Ranchi and OPJIT Raigarh, and then at NIT Jamshedpur in 2012, where she has remained for over a decade. Dr. Sahu’s career is characterized by a blend of academic excellence and research-driven innovation, which she continuously integrates into her teaching, making her a valuable educator and mentor.
Research Interests:
Dr. Sahu’s research spans several critical areas in materials science, including:
- Coal Utilization & Mineral Beneficiation – Investigating the potential of low-grade coal and lean ores, particularly from Indian origins, and developing sustainable extraction and processing methods.
- Metallic Glasses & Nanostructured Materials – Focusing on the mechanical properties, crystallization behavior, and alloying of metallic glasses, and exploring their applications in various industries.
- Hydrometallurgy – Engaging in innovative research to optimize processes for the extraction and recycling of valuable metals, particularly in the context of spent lithium-ion batteries.
Her research continues to contribute significantly to the development of sustainable materials processing technologies, with a strong focus on eco-friendly methodologies.
Awards:
Dr. Sahu has received numerous awards recognizing her outstanding contributions to the field. Notable awards include the Distinguished Professor Award (February 2025) by the Scientific Laurels Committee and the Outstanding Woman Researcher in Metallurgy (2025) by the Venus International Women Awards. She has also won several best paper and poster presentation awards at national and international conferences. Her efforts to bridge the gap between research and industry have been acknowledged by both academic institutions and professional organizations.
Publications:
Dr. Sahu has authored and contributed to numerous publications in prestigious journals and conferences. She has co-authored books on materials processing technologies, published in journals like the Journal of Materials Science and Technology, Metallurgical and Materials Transactions A, and Transactions of the Indian Institute of Metals. Notably, her recent work on sustainable recycling of spent lithium-ion batteries and research on alloying elements in gray cast iron has gained international recognition.
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Mishra, H.S., Sahu, R., & Shaik, S. (2024). “Effect of Mo Co-Alloying on Microstructure and Properties of Gray Cast Iron.” International Journal of Metalcasting. 📝 2024
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Mishra, H.S., Sahu, R., & Padan, D.S. (2023). “Effect of Sn Alloying on the Microstructural Features and Mechanical Properties of Grey Cast Iron.” Journal of Materials Engineering and Performance. 📝 2023
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Sahu, R., Kumar, A., Tripathy, S.K. (2023). “Energy-Efficient Advanced Ultrafine Grinding of Particles Using Stirred Mills.” MSPI (Energies). 📝 2023
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Mishra, P.R., Sahu, R., & Chakravarty, S. (2021). “Effect of Ash Content on the Pyrolysis of Indian Origin Coal.” Transactions of the Indian Institute of Metals. 📝 2021
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Shaik, S., Chakravarty, S., Sahu, R. (2020). “Laboratory Scale Tests for the Utilization of High Ash Non-Coking Coal in Coke Making Process.” Transactions of the Indian Institute of Metals. 📝 2020
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Mishra, P.R., Sahu, R., & Chakravarty, S. (2020). “Viscosity Analysis of Indian Origin Coal Using FactSage at Different Temperatures.” Transactions of the Indian Institute of Metals. 📝 2020
Conclusion:
Dr. Rina Sahu is a dedicated researcher and educator with a profound impact on the fields of materials science, metallurgy, and sustainable resource management. Her contributions to the understanding of coal utilization, the development of metallic glasses, and the advancement of recycling technologies for critical metals have earned her recognition both nationally and internationally. Through her innovative research, Dr. Sahu has paved the way for more sustainable and efficient methods of materials processing, significantly benefiting both industry and the environment. With a robust track record of teaching and mentoring, she continues to inspire and lead the next generation of engineers and researchers.