Mohd. Shkir, PhD, is Assistant Professor in the Department of Physics, Faculty of Science, King Khalid University, Abha, Saudi Arabia, where he plays a key role in the development of the Advanced Functional Materials and Optoelectronics Laboratory. Dr. Shkir has published over 300 research papers in international and national journals, with over 3,500 citations. He also has an international patent on a solar-cell fabrication system. His area of research includes nano-synthesis of different kinds of materials for biomedical, optoelectronic, photodetection, and radiation detection applications. He has led many research groups and has received many awards for his work. Ajeet Kumar Kaushik, PhD, is Assistant Professor of Chemistry at Florida Polytechnic University, Lakeland, USA. Prior to that, he explored "magnetic nanomedicine along with drug delivery to the brain for the CND diseases management and miniaturized electrochemical sensing systems for personalized health wellness" at the Center of Personalized Nanomedicine, Institute of NeuroImmune Pharmacology at Herbert Wertheim College of Medicine, Florida International University, USA. He is the recipient of several awards for his service in nanobiotechnology for health care. He has published four edited books and 100 international research publications, and he holds three patents in the area of nanomedicine and smart biosensors for personalized health care. Salem AlFaify, PhD, is Associate Professor of Physics, leader of the "quantum functional materials for advanced applications" research group, and a leading researcher at the Advanced Functional Materials and Optoelectronics Laboratory at the Department of Physics, Faculty of Sciences, King Khalid University, Abha, Saudi Arabia. He was President of the Saudi Physical Society from 2013 to 2016. He has authored and co-authored more than 220 articles in ISI journals. He works with collaborators and researchers with mutual interests from many institutes and universities around the world.
