Related by context. Frequent words. (Click for all words.) 64 diffraction pattern 62 refracts 62 fluoresces 60 visible wavelengths 60 photonic crystal 59 refract 59 Ultraviolet light 58 iridescence 58 fluorescent molecules 58 diffractive 58 translucency 58 beam splitter 57 electrophoretic 57 fused silica 57 refractive index 57 plasmons 57 refracted 56 nanosized 56 phosphorescence 56 emissivity 56 gravitational lens 56 fluorophores 56 negative refraction 56 parallax barrier 55 ultraviolet wavelengths 55 anisotropic 55 shorter wavelengths 55 manganese oxide 55 porphyrins 55 fluoresce 55 nanostructure 55 transmittance 55 dopant 55 terahertz radiation 55 porphyrin 55 fluorescent dyes 55 infrared rays 55 cyan 54 electron spins 54 confocal microscope 54 UVB radiation 54 hydrogen ions 54 confocal microscopy 54 plasmonic 54 photonic crystals 54 fluorescing 54 magnetization 53 chromophore 53 wavelike 53 collimator 53 exciton 53 refracting 53 nanocrystalline 53 transmissive 53 Ultraviolet radiation 53 isotropic 53 X ray beam 53 biomolecule 53 photodetector 53 electrochemically 53 macroscale 53 aragonite 53 rhodopsin 53 refraction 53 nanocrystal 53 translucence 53 bilayer 53 electrical conductivity 52 chemically inert 52 photoreceptor 52 irradiance 52 photosensitive 52 sclera 52 phonon 52 absorbance 52 morphologies 52 dispersive 52 fluorescent probes 52 fluorescent proteins 52 crystal lattice 52 photoluminescence 52 hemispherical 52 electron density 52 prismatic 52 UV light 52 anisotropy 52 superlens 52 luminescence 52 opalescent 52 anatomical structures 52 dye molecules 52 microstructures 52 reddish hue 52 scanning tunneling microscope 52 waveguide 52 metallic sheen 52 ultraviolet light 51 chromophores 51 infrared radiation 51 superposition 51 magnetic beads