Dr. L. M. Das is a retired Professor from IIT Delhi. He holds a PhD degree in Mechanical Engineering from IIT, Delhi. Dr Das has got a teaching/research experience of more than forty four years to his credit. His areas of research interest centres around development of alternative-fuelled low emission engines/vehicles. He has supervised 34 PhD theses and seventy-seven MTech Projects. He has published more than 80 research papers in various international/national journals. He had several international research assignments. He was a Visiting Professor in University of California, Riverside (Centre for Environment Research and Technology) in USA; researcher in INRETS, France; Consultant to Shell (Thornton Research Centre, Chester, England); and researcher in Lisbon Technical University (Portugal.) He had delivered invited lectures in India as well as in USA, Canada, England, France, Germany, Japan, Switzerland, Australia, Belgium Netherlands, Thailand, Moscow, Turkey, Philippines, Nepal and Sri Lanka. He has been a member of several research/technical and scientific advisory committees of Department of Science and Technology, Ministry of New and Renewable Energy, Indian Institute of Petroleum, Indian Council of Agricultural Research, Departmnet of Biotechnology, Indian Oil Research Lab, etc. He was a Member of Core group of Automotive Research, (CAR) and a member of the Expert Committee for Auto-Fuel Vision and Policy 2025. He was the Convener of Technical Committee of World Hydrogen Technology Convention held in August 2009 at New Delhi. Presently he is also the Chairman of Sectional Committee of PCD 3 of Bureau of Indian Standards. Professor Das had been the principal investigator of several sponsored projects funded by MNRE, DST, General Motors (USA), European Union, UNIDO, Shell (England). He has been awarded "Rajiv Gandhi Samman" by the Department of Science and Technology, Government of Orissa (2005). In 2012, he has been awarded Lockheed Martin award for his R&D achievements. International Association of Hydrogen Energy has given him the 'Outstanding Service Award" for his "Altruistic Contribution" to the "cause of Hydrogen Economy". He has also been awarded T.N. Veziroglu award by Hydrogen Association of India (2013) and Biju Patnaik award by Odisha Science Academy for scientific excellence "in recognition of his original and creative contribution" (2014). Dr. Abhishek Sharma working as a Professor in Department of Mechanical Engineering, G.L. Bajaj Institute of Technology and Management, G. Noida, INDIA. He has more than 17 years of international involvement in academic teaching & research across recognized Indian and African universities. He has published over fifty research articles in SCI/SCIE & SCOPUS indexed journals; other peer-reviewed journals; books; IEEE conference proceedings. He serves as the reviewer and editorial member in many peer-reviewed journals and conferences. He received his bachelor degree in Mechanical Engineering from HBTI Kanpur, India, in 2003; Master of Technology (M. Tech) in Thermal Engineering from UP Technical University, Uttar Pradesh, India, in 2011; Doctor of Philosophy (PhD) in Mechanical Engineering from UPES Dehradun, India, in June 2016. He is associated with academic teaching & research by functioning as a research committee member; master thesis examiner; university curriculum revision committee member; course instructor; university question setter; master program evaluator; journal editor; SCIE & Scopus-indexed journals referee; book author; and IEEE conference referee. His primary areas of research interest include the development of alternative-fueled low emission engine/vehicles, alternative fuels such as CNG, biodiesel and their blends and environmental conscious engine modeling. Dr. Ftwi Yohaness Hagos is currently working as a senior lecturer in the Department of Mechanical and Industrial Engineering, college of Engineering, Sultan Qaboos University, Al Khould, Muscat, Oman. he also worked as a senior lecturer in the Universiti Malaysia Pahang, Malaysia, since February 2014 to November 2020. He received his PhD degree in Mechanical Engineering, Universiti Teknologi PETRONAS, and Malaysia in 2014. He received his Master of Engineering from Delhi College of Engineering, Delhi University, India in 2005. He received his B. Sc. Degree in Mechanical Engineering from Addis Ababa University, Ethiopia in 2001. He has served from graduate assistant until the rank of Assistant Professor from 2002 to 2010 in the Mechanical Engineering Department, Mekelle University. During his service in Mekelle University, he has assumed different academic and administrative posts. He has published more than 60 articles in international scholarly journals and conferences. He has also supervised 1 PhD and 1 Masters by research thesis, 7 Master thesis (mixed mode), 1 Masters by coursework dissertation and more than 40 undergraduate final year projects. Currently he has 1 PhD and 3 Masters Students under his supervision. His area of specialization is IC engines, thermo-fluids and energy and his research interests are in IC engines, combustion, modelling and simulation, optical diagnostics applied to combustion and flow, thermo-fluids, energy storage, renewable energy, energy resource assessment and automotive engineering. He is certified chartered Engineeer by the Engineering council, UK, and Member of Institute of Mechanical Engineers (IMechE), UK. Besides, He is also an editorial board member for Biofuels Journal and Brana Journal of Engineering. Since January 2015, he is associate editor-in-chief for the Journal of Mechanical Engineering and Science (JMES). Dr. Sumit Tiwari is working with Shiv Nadar University, Dadri, Uttar Pradesh. He received the B.Tech degree in mechanical engineering from the Uttar Pradesh Technical University, Lucknow (now AKTU). Further, he got M.Tech and Ph.D. degree from the Indian Institute of Technology (IIT) Delhi. He got assistantship for his Ph.D. from "Ministry of New and Renewable Energy (MNRE)" assistantship. He worked with Professor Patrick Phelan's Group, USA, as a research intern for 06 month under the fellowship named "Building Energy Efficiency Higher & Advanced Network (BHAVAN) Fellowship Program" which is a program executed by Indo-U.S. Science and Technology Forum (IUSSTF) and department of science and technology (DST). He got Shrimati Vijay-Usha Sodha Research Award for the session 2018-19 given by Center for Energy Studies, IIT Delhi. He also got second prize under "Best thesis award" in Ph.D. symposium organised by "Madan Mohan Malaviya University of Technology, Gorakhpur (U.P) INDIA & University of the Ryukyus, Okinawa, Japan". He is working on different solar thermal technologies namely, photovoltaic thermal (PVT) greenhouse drying system, PVT greenhouse heating system, PVT greenhouse biogas heating system, solar still, PVT air collector, PVT air collector integrated drying system, passive cooling of building, and solar adsorption cooling system etc. He has published several SCI journal papers with high impact factor and international conference papers in his field. He has more than 12 years' experience of teaching and research. He has also got several recognitions during his study as well as in teaching. He is working as a reviewer in more than 17 International SCI Journals.
