Nazmul Islam, PhD, is a professor in the Department of Basic Sciences and Humanities at Techno Global-Balurghat (now Techno India-Balurghat), Balurghat, D. Dinajpur, India. He has published more than 60 research papers in several prestigious peer-reviewed journals and has written many book chapters and research books. In addition, he is the editor-in-chief of The SciTech, Journal of Science and Technology ; The SciTech, International Journal of Engineering Sciences ; and the Signpost Open Access Journal of Theoretical Sciences.
Savas Kaya, PhD, is a lecturer at the Imranli Vocational School, Cumhuriyet University, Sivas, Turkey. His research is mainly focused on density functional theory, theoretical chemistry, and physical inorganic chemistry. He has authored many theoretical papers related to quantum chemical parameters, corrosion science, and chemical equalization principles.