Aneeya K. Samantara, PhD, is a national postdoctorate fellow at the National Institute of Science Education and Research, Odisha, India. Dr. Samantara’s research interests include the synthesis of metal chalcogenides and graphene composites for energy storage/conversion applications and designing of electrochemical sensors for detection of different bioanalytes. To his credit, he has authored over 25 peer-reviewed papers published in international journals, as well as books and book chapters. Sudarsan Raj, PhD, is currently working as a research associate at the CSIR-Institute of-Minerals and Materials Technology, Odisha, India. He was previously a postdoctoral research scientist at Nagoya University, Japan. His research output includes a number of authored and coauthored peer-reviewed journal articles and book chapters. His research interests include nanoparticle synthesis for LEDs, solar cells, gas sensors, automobile exhaust catalysts, and value-added-beach sand minerals. Satyajit Ratha, PhD, has pursued his PhD at the Indian Institute of Technology Bhubaneswar, India. Prior to joining IIT Bhubaneswar, he received his Bachelor of Science with first class honors from Utkal University and his Master of Science from Ravenshaw University. His research interests include two-dimensional semiconductors, nanostructure synthesis applications, energy storage devices, and supercapacitors. He has authored and co-authored over 20 peer-reviewed papers published in international journals and 10 books.