Optics 142 Fiber optics 81 Nonlinear optics 81 Optical communications 81 Physics 68 Light & paraphotic phenomena (Optics); Physics 58 Lasers 52 Photonics 51 Quantum optics 37 Dissertations, Academic (Ph.D) 36 Thin films 34 Optoelectronics 32 Optical fiber communication 31 Thesis (Ph.D)-Physics 31 Optoelectronic devices 29 Optical instruments 28 Optical fibers 27 Optical properties 27 Optical materials 26 Light 25 Nanotechnology 23 Integrated optics 21 Nanostructured materials 21 Chemistry 19 Physical optics 19 Semiconductors 19 Crystal optics 18 Electric properties 17 Optical wave guides 16 Engineering 15