Dept. of Electronics, T.E.I. of Crete
Department of Electronic Engineering, School of Applied Sciences Technological Educational Institute of Crete
Natural Sciences of the University of Warsaw ( MISMaP )
Professor, Ph.D., Department of Electricity and Biophysics, Faculty of Physics, University of Bucharest, Romania. Vice Dean of the Faculty of Physics, University of Bucharest.
Ecole Nationale Supérieure des Mines de St. Etienne