Piyush K. Sonkar currently serves as an Assistant Professor within the Department of Chemistry at MMV, Banaras Hindu University, located in Varanasi, India. His academic pursuits revolve around an array of intriguing subjects, spanning from Nanomaterials and Nanocomposites to fuel cells, electrochemical devices, supercapacitors, bio-sensors, chemical sensors, and the exploration of novel materials. Vellaichamy Ganesan holds the position of Professor at the Department of Chemistry within the Institute of Science at Banaras Hindu University (BHU), Varanasi, India. His primary focus in research revolves around the domains of materials electrochemistry, energy conversion and storage, catalytic materials for fuel cells, electrocatalysis, metal-organic frameworks, electrochemical sensors, and photocatalysis.