Diagnostic and Interventional Radiology, Johann Wolfgang Goethe University, Frankfurt …

Advanced Nanomaterials Chemistry and Catalysis

Professor; Director of Polymer Nanocomposite Center; Egyptian Petroleum Research …

Professor of Urban Design - Helwan University- Cairo

assistant professor of fine art

Professor of obstetrics and gynecology faculty of medicine alazhar university

University of Edinburgh

National Research Centre

professor at national research institute of astronomy and geophysics, helwan, cairo, egypt n

the City College of New York