The Department of Physics at Al-Qunfudhah University College, represented by His Excellency Prof. Muhammad Ahmad Abul-Saud, held a scientific seminar entitled "Study of the Pivotal Role of the Internal Semi-Flexible Emotional Domains in the Semi Alloy of Sn-Sb-Cu during the Mechanical Cr.", The seminar was held on Monday 15 Safar, 1441 A.H. (14 October, 2019) at 11: 30 a.m. in the college's training hall (Building A).