Dr. Md. Mahbubur Rahman is currently an Associate Professor in the Department of Mechanical Engineering at Khulna University of Engineering and Technology (KUET), Bangladesh. He earned his PhD from the Department of Science and Advanced Technology of Saga University, Japan. He previously obtained his B.Sc. and M.Sc. in Mechanical Engineering from KUET. Dr. Md. Mahbubur Rahman is a multidisciplinary researcher and academic with expertise spanning nanomaterials, sustainable energy systems, advanced composites, water treatment technologies, and artificial intelligence applications in healthcare and engineering. He has authored and co-authored numerous peer-reviewed journal articles, book chapters, and review papers in Q1 and Q2 journals, focusing on topics such as green-synthesized nanomaterials, graphene-based nanotechnologies, renewable energy, hydrogen-powered aviation, additive manufacturing, and data-driven quality control. His scholarly contributions emphasize sustainability, innovation, and practical applications in energy, environment, and biomedical domains. In addition to his research, Dr. Rahman has served as a reviewer for multiple international journals, providing critical evaluations to maintain academic quality and integrity. He is also actively involved in book projects of Spinger Nature and intechOpen, contributing chapters to volumes on nanotheragnostics, machine learning in drug delivery systems, and advanced polymer nanotechnologies.