Dr. Rakesh Kumar Sonker received his Ph.D. from the Department of Applied Physics, Babasaheb Bhimrao Ambedkar University, Lucknow, India. Currently, he is Assistant Professor in the Department of Physics, Acharya Narendra Dev College, University of Delhi, India. His research areas include the synthesis of functional 2D/3D nanomaterial, metal oxides nanoparticles, nanoporous materials, metallopolymers, etc., characterizations and their energy storage device and sensor applications. Prof. Kedar Singh received his Ph.D. degree in Physics 2003, from the University of Rajasthan, Jaipur, India. Subsequently he joined the Department of Physics, Institute of Science, Banaras Hindu University, Varanasi, as Assistant Professor. Presently he is Professor of Physics, School of Physical Sciences, Jawaharlal Nehru University, Delhi, India. Dr. Singh was selected in 2013 for Raman fellow for Post-Doctoral Studies in Florida, USA and also, he was selected in 2008 for BOYSCAST fellow at Florida State University, USA. His current research interests are in Condensed Matter Physics: Magnetic Nano Material, Thermoelectric Materials and semiconducting thin films, gas/ bio sensors, DMS-Quantum dots, Core-Shell materials, Plasmonic Nanocrystals, Chalcogenide glasses and their nano composites applications etc. He has published 130 research papers in reputed journals and supervised 10 Ph.D. thesis.Prof. Rajendra Sonkawade received his Ph.D. degrees in Physics 2006, from the Hemwati Nandan Bahuguna University, Srinagar (Garhwal), Uttarakhand, India. Subsequently, he worked at Inter University Accelerator Centre (formerly Nuclear Science Centre), New Delhi research centre of UGC, New Delhi, under MHRD, Government of India, for around 18 years as Senior Scientist. He has also worked as Professor at Department of Applied Physics, Babasaheb Bhimrao Ambedkar University (Central University), Lucknow, India. Presently, he is working as Professor at theDepartment of Physics, Shivaji University, Kolhapur, Maharashtra, India. He is a recipient of Visiting Scientist status from Japan Society for Promotion of Sciences (JSPS). His current research interests are in metal oxide thin films and nanostructures for gas sensing radiation physics, supercapacitor and polymer science, etc.
