Dr. Alireza Bananej received his B.Sc degree in applied physics in 1989. Then he joined Laser Research Center of NSTRI and worked in the field of optical coating technology. In 1996 he received his M.Sc degree from Amirkabir University of Technology in applied physics. In 2000 he joined the physics department, nonlinear photonics lab of Harbin Institute of Technology (HIT) in China and worked in the field of low power and controllable all optical switching. He received his Ph.D degree from HIT in 2004 and returned to Laser Research Center of NSTRI. Since 2004 he has been studying fiber laser, high power and fast optical coating and application of photonic crystals.