My name is Taher Hamad Mahmoud, I hold a doctorate in physics, specializing in semiconductors and thin films. My current scientific title is a doctoral teacher at the University of Baghdad / College of Education for Pure Sciences, Ibn al-Haytham. I currently practice the profession of teaching and scientific supervision of primary school students, while evaluating some local research in my field of specialty, as well as the participation of my fellow professors in the work and completion of solid scientific research.