Related by context. Frequent words. (Click for all words.) 48 UV LEDs 46 InGaN 46 diffractive 46 phosphors 46 GaN HEMT 44 laser diodes 43 blue violet 43 red currant 43 near infrared NIR 42 light emitting diode 42 photodetector 42 InGaAs 42 photodiodes 42 light emitting diodes LEDs 41 violet 41 Hitachi Maxell 41 transmissive 41 transflective 41 electrophoretic 41 Organic Light Emitting 40 luminous flux 40 indigo blue 40 active matrix OLED 40 laser diode 40 blue laser diodes 39 LED backlights 39 cyan 39 absorbance 39 reddish pink 39 LED backlighting 38 gallium nitride GaN 38 buttery yellow 37 photodiode 37 LTPS 37 nm wavelength 36 perpendicular recording technology 36 frequency comb 36 freesia 36 fluorescing 36 photoluminescence 36 HD DVD ROM 36 gallium nitride 35 cd m 35 silvery gray 35 Double Layer 35 fluorophores 35 bicolor 35 AMOLED displays 34 sepals 34 BDXL 34 brightness 34 luminescent 34 coreopsis 34 variegation 34 flower bud 33 coneflower 33 shorter wavelengths 33 fruit aromas 33 snapdragon 33 mauve 33 interferometry 33 DUV 33 serviceberry 33 shorter wavelength 33 Blu ray recorders 33 greenish yellow 32 visible wavelengths 32 glass substrate 32 optical disc 32 heliotrope 32 lm W 31 E Ink display 31 light emitting 31 cinnabar 31 rewritable 31 bluish 31 purplish 31 ultraviolet wavelengths 31 delphinium 31 ceanothus 31 burnt sienna 30 coral bells 30 metallic sheen 30 reddish hue 29 iridescence 29 lobelia 29 coneflowers 29 greyscale 29 phosphorescence 29 luminescence 29 Euphorbia 28 HD VMD 28 pussy willow 28 lavenders 27 narcissus 26 alba 26 luminous 26 japonica 25 Sedum 23 violets 22 lupines