Name ahad saber Affliation Assistant professor of physics Degree — Academic Rank - WebSite — Email — Article Presentation Project Book Thesis Speech Innovation TitleJournal 1 Measurement of the diffusion coefficient in liquids using Fresnel diffraction from a phase step APPLIED PHYSICS B-LASERS AND OPTICS 127 (2021) 1-5 2 Measuring source width and transverse coherence length using Fresnel diffraction from a phase step Applied Optics 59 (2020) 7712-7719