Jitendra Kumar Katiyar, presently working as a Research Assistant Professor, in Department of Mechanical Engineering, SRM Institute of Science and Technology Kattankulathur Chennai, India. His research interests include tribology of carbon materials, composites, self-lubricating polymers, lubrication tribology, modern manufacturing techniques and coatings for advanced technologies. He obtained his bachelor degree from UPTU Lucknow with Honours in 2007. He obtained his masters from the Indian Institute of Technology Kanpur, India in 2010 and Ph.D. from the same institution in 2017. He is the life member of Tribology Society of India, Malaysian Society of Tribology, Institute of Engineers, India and The Indian Society for Technical Education (ISTE) etc. He has authored/ co-authored/ published more than 30+ articles in reputed journals, 30+ articles in international/national conferences, 12+ Book Chapters, 5+ books published in reputed publishers such as Springer and CRC Press USA. He has served as a Guest Associate Editor for special issues in Tribology Materials, Surfaces and Interfaces, Part J: Journal of Engineering Tribology, Arabian Journal for Science and Engineering, Industrial Lubrication and Tribology and Review Editor (Tribology) in Frontiers in Mechanical Engineering. He is also an active reviewer in various reputed journals related to materials and tribology. He has delivered more than 30+ invited talks on various research fields related to tribology, composite materials, surface engineering and machining.

Ranjeet Kumar Sahu is presently working as an Assistant Professor in the Department of Mechanical Engineering, National Institute of Technology Karnataka, Surathkal, India. He has received his BE degree in Mechanical Engineering in 2002 from Berhampur University, [...] degree in Production Engineering in 2011 from NIT Rourkela and Ph.D. in Nanomanufacturing from Indian Institute of Technology Madras in 2016. As a credential he received Institute Day Best Scholar Award in 2010, Best [...] Award in 2012 and Prof. M.S. Shanmugam Best Ph.D. Thesis Award in 2016. He has published many Journal papers, Book and Book Chapters in National and International level. His current research areas of interest include micro/nano-machining, nano-materials synthesis and characterization, precision engineering and additive manufacturing.