Yirong Zhang is a PhD researcher at the Reactor Institute Delft, with a background combining nuclear physics and biomedical imaging. Her research focuses on preclinical SPECT and CT imaging to advance radionuclide therapy. More precisely, her work targets the development of innovative collimator designs and image reconstruction methods that enable accurate characterization of radioactive distributions. The aim of her research is to bridge physics-driven imaging methodology with medical applications, contributing to more accurate dosimetry and more effective cancer treatment.