Dr. Davood Fathi received a B.Sc. degree in the field of electronic engineering from Amir Kabir University of Technology, Tehran, Iran, in 1990, and an M.Sc. degree in the field of biomedical (bioelectronic) engineering from Sharif University of Technology, Tehran, Iran, in 1994. After a couple of years of working in the industry, he worked toward his Ph.D. degree between 2006 and 2009 in the field of nanotechnology (nanoelectronics) at the School of Electrical and Computer Engineering, University of Tehran, Tehran, Iran. Since 2010, Dr. Fathi has been a member of the Faculty to the Department of Electrical and Computer Engineering, Tarbiat Modares University (TMU), Tehran, Iran. He has been a reviewer for more than 20 international journals, including IEEE, OSA, Elsevier, Springer, John Willey, and so on. His current research interests include Nanotechnology; Nanoelectronics; Nanophotonics and Optoelectronics; Solar cells and Water-splitting systems; Nano-biophotonics; Computational Optics and Photonics. He is also the author or co-author of more than 85 scientific journals and conference papers in various fields of Nanoelectronics and Photonics. Dr. Fathi is currently an Associate Professor of Nanotechnology and Nanophotonics at his department. He has been the supervisor of more than 40 M.Sc. students and 7 Ph.D. students. He has been selected or invited as the keynote speaker for several international conferences.