Prof. M. Basheer Ahamed is a Professor and Dean, Bharath Institute of Higher Education and Research, Tambaram, Chennai, Tamil Nadu, India. His current research interests include supercapacitors, polymer nanocomposite materials for energy storage and EMI shielding applications, nanomaterials, nonlinear optics, laser materials and crystal growth. He has published more than 115 research papers in reputed peer-reviewed international journals, 30 book chapters and edited six books with Springer, Elsevier, ACS and RSC. Prof. Chaudhery Mustansar Hussain, PhD, is an adjunct professor and director of laboratories in the Department of Chemistry & Environmental Sciences at the New Jersey Institute of Technology (NJIT), Newark, New Jersey, United States. His research focuses on sustainability, the applications of nanotechnology and advanced materials, environmental management, analytical chemistry and other various industries. Dr. Hussain is the author of numerous papers in peer-reviewed journals as well as a prolific author and editor of around 200 books, including scientific monographs and handbooks in his research areas. He has published with ELSEVIER, American Chemical Society, Royal Society of Chemistry, John Wiley & Sons, CRC Press, and Springer.