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» اعضاء هيئة التدريس
» احمد محمد احمد نحاس
» Publications
Prof. Ahmed Nahhas has published more than 30 Articles and books , and reviewed several articles for deferent academic Journals
Professor Nahhas’s research has been centered on developing new photonic and electronic devices at micro and nanoscales using
various functional materials such as rare-earth doped oxides, wide bandgap semiconductors.
His research in nanotechnology area investigates ZnO (Zinc Oxide) and GaN (Gallium Nitride) Wide Band Gap Semiconductors Based Devices
, abrication and Processing, Semiconductors Lasers Diodes Designing and Fabrication , Optical Electronics Devices , Fiber Optics Devices
.Digital Integrated Circuits MSM Photodetctors , Waveguide Based MSM Photodetctors
Selectecd PublicationsEpitaxial growth of ZnO films on Si substrates using an epitaxial GaN buffer, A.Physics Letters,2001
Thin-film-induced index change and channel waveguiding in epitaxial GaN films ’’, A. Physics Letters,2000
GaN and ZnO epitaxial films and channel waveguides for integrated optoelectronics, P. of the SPIE, 2000
Epitaxial growth of ZnO films on Si substrate, P. of the 1st International Workshop on Zinc Oxide 1999
Optoelectronic properties of ZnO films on sapphire Prepared by RF magnetron sputtering, WOCSDICE , 2004
Design & Fab. of EC ZnO TW PDs, J. of E. Eng. , UTM , 2008
Electric Circuit Analysis Book, 2007