Nanostructured materials 12 Nanotechnology 11 Lasers 9 Fiber optics 8 Optical communications 7 Optoelectronic devices 7 Photonics 6 Image processing 5 Integrated optics 5 Nanostructures 5 Semiconductors 5 Optical fiber detectors 4 Optoelectronics 4 Biotechnology 3 Electrooptics 3 Integrated circuits 3 Nanophotonics 3 Nanoscience 3 Nonlinear optics 3 Thin films 3 Biomedical engineering 2 Biomedical materials 2 Code division multiple access 2 Crystal optics 2 Diagnostic Imaging 2 Diagnostic imaging 2 Electronics 2 Electrooptical devices 2 Infrared detectors 2 Laser beams 2