Pankaj Kumar is the professor and head of Mechanical Engineering Department, SR University, Warangal. In 2011, he received a Teaching Assistant Fellowship from the Ministry of Human Resource Development of India. His current research includes Additive Manufacturing, Micromachining, Composite materials processing technology, Nano-materials, and Sustainable Manufacturing, Biotechnology.Dipen Kumar Rajak is a scientist in the Light Weight Materials Division at CSIR-Advanced Materials and Processes Research Institute (CSIR-AMPRI), Bhopal. His expertise spans materials science, composites, metal foams, high-entropy alloys, additive manufacturing, and fibre-reinforced polymers.Manowar Hussain is an assistant professor in the Department of Production & Industrial Engineering at B.I.T. Sindri, Dhanbad. His research expertise includes manufacturing, laser material processing, and non-conventional machining processes.