Lasers Photonics 33 Laser Technology, Photonics 31 Physics 27 Optics 22 Industrial applications 16 Materials 13 Microwaves 13 Microwaves, RF and Optical Engineering 13 Optical engineering 13 Electronics 11 Optical and Electronic Materials 11 Optical materials 11 Optics, Optoelectronics, Plasmonics and Optical Devices 9 Optoelectronics 9 Plasmons (Physics) 9 Nanotechnology 8 Electrodynamics 7 Electrooptics 7 Fiber optics 7 Optics and Electrodynamics 7 Optoelectronic devices 7 Quantum optics 7 Masers 6 Military applications 6 Nanotechnology and Microengineering 6 Quantum electronics 6 Semiconductors 5 Atoms 4 Materials Science 4