Professor Shahram Mohammadnejad received his B.Sc. degree in electrical engineering from the University of Houston, Houston, Tx, USA, in 1981 and his M.Sc. and Ph.D. degrees in semiconductor material growth and lasers from Shizuoka University, Shizuoka, Japan, in1990 and 1993, respectively. He invented the PbSrS laser for the first time in1992. He has published more than 200 scientific papers and books. His research interests include semiconductor material growth, quantum electronics, semiconductor devices, optoelectronics, Nanoelectronics and lasers. Professor Mohammadnejad is a scientific committee member of the Iranian Conference of Electrical Engineering (ICEE), and Photonics, a member of Institute of Engineering and Technology (IET), and a member of IET- CEng. He has been the director of IJEEE Journal of IUST for several years and is also the editorial board member for several international scientific magazines. He is currently an active professor at Iran University of Science and Technology (IUST) and has established and is directing the Nanoptronics Research center at IUST.