professor of system theory university of catania- Associate CNR IASI Rome

University College Dublin

Professor Electronics and Communication Engineering Department ,Cairo University, Egypt

Prof. of Electrical Eng., University of Sharjah, University of Calgary, Nile University

Associate Professor, Physics Department, Aristotle University of Thessaloniki

University of Catania

Professor of Electrical Engineering, Politecnico di Milano, Italy

China University of Mining and Technology

Professor of Electronics, Politecnico di Torino, Dipartimento di Elettronica e

RF/Analog IC Designer