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.