Ruaa Emad Hussein holds a Bachelor's Degree in Physics of Laser and a Master's Degree in Medical Physics. Currently serving as an Assistant Lecturer in the Medical Physics Department at the College of Medicine, Hawler Medical University, Ruaa specializes as a deep specialist in radiotherapy. My research interests span across radiation therapy, nanoparticles, and the application of lasers in medicine. I have actively contributed to various research projects and have published papers in peer-reviewed journals, showcasing my expertise in medical physics. I have also demonstrated my commitment to education by teaching and mentoring students in medical physics, conducting workshops, and collaborating with interdisciplinary teams to advance the field. With a strong foundation in physics and a passion for improving healthcare outcomes, I continues to make significant contributions to the field of medical physics