Related by context. Frequent words. (Click for all words.) 64 silicon atoms 64 dye molecules 62 crystal lattice 61 graphene sheets 61 bilayer 60 electron spins 59 tubules 59 polymer matrix 59 excitons 58 nanoribbons 58 SWCNTs 58 photonic crystal 58 microchannels 58 chromophores 58 porphyrin 58 nanosized 58 microstructures 58 nanometer sized 58 micelles 58 nanoscopic 58 biological molecules 57 silicon substrate 57 hydroxyapatite 57 exciton 57 electrically conductive 57 nanotubes 57 SWNTs 57 collagen fibers 57 dopants 56 biomolecule 56 helices 56 silicon oxide 56 dopant 56 electrically conducting 56 microbubbles 56 semiconducting 56 alternating layers 56 phonons 56 nano sized 56 microcapsules 55 vesicle 55 nanocrystalline 55 amyloids 55 membranes 55 monolayer 55 crystalline structure 55 waveguides 55 micron sized 55 liquid droplets 55 ferromagnetic 55 nanorods 55 adsorb 54 lattices 54 functionalized 54 pleura 54 nanotube 54 microscale 54 macromolecules 54 organic inorganic 54 fibrils 54 nanocrystals 54 insulating layer 54 hydrogen atoms 54 SiO 2 54 shorter wavelengths 54 polymeric 54 block copolymers 54 molecules 54 diffractive 54 anions 54 silicon nitride 54 photonic crystals 54 electrochemical reaction 54 fluorescing 54 amide 54 substrate 54 dispersive 54 oxygen atoms 54 membrane 53 plasmons 53 particle sizes 53 terahertz radiation 53 sinus cavities 53 nanopores 53 isotropic 53 dipoles 53 silicon nanowires 53 polymer coating 53 silicon dioxide 53 actin filaments 53 Metamaterials 53 titanium oxide 53 nanospheres 53 aluminum oxide 53 quantum dots 53 polyethylene glycol 53 sclera 53 capillaries 53 vortices 53 atherosclerotic plaques 53 monomers