Related by context. Frequent words. (Click for all words.) 65 VCSELs 61 tunable 61 laser diodes 60 pulsed laser 60 shorter wavelengths 60 photodetectors 60 ultraviolet wavelengths 59 VCSEL 59 wavelength 59 near infrared NIR 58 photodiodes 58 tunable lasers 58 Tunable 58 laser diode 58 nm wavelength 57 LED arrays 57 interferometric 57 photodiode 57 photoluminescence 57 diffractive 57 GaN HEMT 57 wavelengths 57 laser pulses 57 diode laser 56 AFMs 56 fluorophores 56 collimator 56 dopant 56 interferometers 56 infrared IR 56 photodetector 56 phosphors 56 frequency comb 56 diode lasers 56 optical wavelengths 55 microwave frequencies 55 lasers 55 optical microscopes 55 ionisation 55 Quantum dots 55 light emitting diodes LEDs 55 photometry 55 luminous flux 54 synchronous rectification 54 brightness LED 54 InGaAs 54 lasing 54 fiber lasers 54 tunable laser 54 nanolithography 54 InGaN 54 sensor arrays 54 interferometry 54 diode pumped 54 amplifier modules 54 UV LEDs 54 keV 54 photonic devices 54 TCXO 53 optical microscopy 53 visible wavelengths 53 laser pulse 53 optical coatings 53 spectroscopy 53 absorbance 53 laser ablation 53 fluorescence imaging 53 dc dc converters 53 dispersive 53 diffraction 53 microelectronic devices 53 bandgap 53 chemiluminescent 52 optical amplifiers 52 microdisplays 52 CCD sensors 52 UV LED 52 milliwatt 52 laser 52 spectrometry 52 TFTs 52 indium phosphide 52 diodes 52 spectroscopic 52 QDs 52 shorter wavelength 52 Raman spectroscopy 52 emissive 52 infrared laser 52 Schottky diodes 52 infrared 52 photometer 52 Orthogonal Frequency Division Multiplexing 52 porous silicon 52 semiconductor lasers 52 RGB LED 52 #μm [002] 52 transflective 52 photonic integrated circuits 52 multimode fiber 52 MeV