Professor Firas Mahmood Hady is a Professor in the Department of Physics, College of Science, University of Diyala, Iraq. He obtained his Ph.D. in Nuclear Physics from the University of Baghdad. His research interests include radiation physics, nuclear analysis techniques, X-ray fluorescence, environmental physics, and the applications of modern physical methods in material analysis. He has published several scientific papers in local and international journals and has supervised a number of undergraduate and postgraduate research projects. He currently serves as a faculty member at the University of Diyala and actively participates in scientific conferences and academic activities related to physics and sustainable scientific research.