Related by context. Frequent words. (Click for all words.) 67 pulsed laser 62 nm wavelength 61 infrared laser 61 InGaN 61 photodiode 60 phosphors 60 ultraviolet UV light 60 photodetector 59 RGB LED 59 ultraviolet UV 59 shorter wavelengths 59 X ray beam 58 ultra violet light 58 infrared IR 58 photonic crystal 58 ionisation 58 lasers 58 laser 58 ultraviolet light 57 femtosecond laser 57 fluorescing 57 illuminator 57 absorbance 57 laser pulses 57 photodiodes 57 diffractive 57 luminescence 57 laser pulse 57 reflectance 57 fluorescence 56 phosphorescence 56 UV LED 56 intense pulsed 56 laser ablation 56 visible wavelengths 56 photometric 56 ultrasonics 56 Tunable 56 femtosecond 56 diode laser 56 InGaAs 56 VCSEL 56 LED lamp 56 ion beam 55 infrared 55 spectrally 55 emissivity 55 light emitting diodes LEDs 55 brightness 55 transmissive 55 VCSELs 55 infrared rays 55 gold nanorods 55 MeV 55 LCD backlight 55 lasing 54 frequency comb 54 laser diodes 54 LED illumination 54 brightness LED 54 picosecond 54 electroluminescent 54 LEDs 54 luminance 54 reflectivity 54 transmittance 54 X ray emission 54 illumination 54 bandgap 54 laser diode 54 dispersive 54 PZT 54 nanocrystal 54 photoreceptor 54 photodetectors 54 UV light 54 fluorescent 54 phosphor 54 ultrasonic waves 54 heat spreader 54 dye molecules 53 ultra violet 53 microwave frequencies 53 laser beam 53 photolithography 53 quantum dot 53 infrared beam 53 attosecond 53 QDs 53 emissive 53 wavelengths 53 scintillation 53 optical coatings 53 quantum dots 53 terahertz 53 lm W 53 diffraction 53 thermal dissipation 53 ultraviolet 53 terahertz radiation 53 irradiance