Core Committee


Mr. Ahmad Nobah

MSc in Medical Physics

Founder RadiationKnowledge

Currently works at the Biomedical Physics department, King Faisal Specialist Hospital and Research Centre. Ahmad does research in Radiotherapy Physics, medical applications of 3D Printing and patient specific phantoms fabricated with 1D, 2D, and 3D dose verification methods. Currently, he is leading the Medical 3D Printing Core facility of the biomedical physics department at King Faisal Specialist Hospital & Research Centre.


Dr. Noha Jastaniyah

Dr. Noha JASTANIYAH Radiation Oncology Consultant at King Faisal Specialist Hospital and Research Center treating breast cancer and gynecological malignancies. She completed her residency in radiation oncology in 2012. She then did a research fellowship in image-guided adaptive brachytherapy for gynecological malignancies under Dr. Richard Poetter at the Medical University of Vienna, Austria which she completed in August of 2014.

She has been working since then at KFSH&RC and is the Radiation Oncology Residency Program Director which will commence in October of 2019.

Dr. Jastaiyah’s main field of interest is gynecological brachytherapy.


Dr. Francois De Blois

Dr. François DeBlois is a Fellow of the Canadian College of Physicists in Medicine since 2007. He obtained his Ph.D. in 2001 from McGill University. He is an instructor in the McGill graduate medical physics program and has supervised many graduate students. Since 2017 he is head of physics at Centre Hospitalier Universitaire de Montréal (CHUM).

Dr. DeBlois main fields of interest are medical physics software, devices, treatment techniques development, and medical 3D Printing.


Dr. Melan Tomsej

Dr Milan TOMSEJ is head of Medical Physics Department of Charleroi University Hospital (CHU de Charleroi) since 2008, and teaches at ESTRO School in addition to Medical Imaging techs, medical physicists and radiation oncologists. He is an expert for the IAEA, member of the QUATRO auditors, and a member of the Steering Committee of Belgian Dosimetry Audits.

Dr. Tomsej main fields of interest in medical physics are dose calculation algorithms, Monte Carlo calculations, treatment techniques development, and radiotherapy and medical physics audit.