Dr. Ahmed Hashim Mohaisen Al-Yasari, Department of Physics, College of Education For Pure Science, University of Babylon, Hilla, IRAQ
E-mail: ahmed_taay@yahoo.com

Dr. R. W. Gaikwad, Head-Department of Chemical Engineering, Pravara Rural Engineering College, Loni, Ahmednagar (MS)-413736, India
E-mail: rwgaikwad@yahoo.com

Dr. Aleksey Hlopitskiy, Associate Professor of the Department of Inorganic matters technology and ecology, Ukrainian State University of Chemical Technology, Ukraine
E-mail: oxidezr@rambler.ru

Dr. Meenakshi Singh, Professor, Department of Chemistry, School of Basic and Applied Sciences, Galgotias University, India
Email: meenakshi.pundir@galgotiasuniversity.edu.in, gzbpundir86@gmail.com