Dr. Isaac Nkrumah is a Senior Lecturer in the Department of Physics at Kwame Nkrumah University of Science and Technology (KNUST) since 2009. He teaches courses in Electronic Materials and Devices, Quantum Mechanics I & II, and Spectroscopy. With a strong research background, he has published over thirty articles in peer-reviewed journals and has contributed as a reviewer for several international journals. Dr. Isaac Nkrumah also serves as a team leader for the West Africa Examination Council. His work focuses on advancing knowledge in the field of physics and supporting the academic growth of students in the discipline.