The College of Science and the Physics Department are delighted to invite you to a seminar:Title: Investigation of the gamma shielding efficiency reduction by depositing PbO and MnO2 composition on various types of substratesPresenter: Dr.Walat Abdulqader HamdiDate: Sunday 5/5/2024Time: 11:30 AMLocation: Physics Department,College of Science, University of Duhok