Dr. Piyush Kumar Sonkar has received his BSc (Chemistry), MSc (Chemistry) and PhD (Chemistry) degree from Banaras Hindu University, India. He is presently working as an assistant professor in Department of Chemistry, MMV, Banaras Hindu University, Varanasi, India. His research interests include nanomaterials, nanocomposites, fuel cells, electrochemical devices, supercapacitors, biosensors, chemical sensors and new materials. He has published more than 45 international and national research papers in various reputed peer reviewed journals. He has published six book chapters. He presented his research work in various international/national seminars/workshops and conferences.