Related by context. Frequent words. (Click for all words.) 50 silicon atoms 49 pentagons 47 nanoribbons 47 sepals 47 crystalline structure 47 oxygen atom 47 chromophores 47 alternating layers 46 crystal lattice 46 geometric pattern 46 dimers 45 diffractive 45 oxygen atoms 45 checkerboard pattern 45 hexagons 45 carbon atom 45 electron spins 44 thymine 44 nanometers thick 44 diced tomato 44 colored beads 43 morphologies 43 necklace bracelet 43 Alone doji 43 dye molecules 43 exciton 43 Estonia Netherlands 43 microstructures 43 unitards 43 rectangles 42 crystals 42 nuclei 42 nanocrystals 42 reddish hue 42 bilayer 42 florets 42 photonic crystal 42 hydrogen atoms 42 helices 42 fluorescent dyes 42 lobed 41 stud earrings 41 dipoles 41 concentric rings 41 superfluid 41 molecularly 41 polarizations 41 adenine 41 electron density 41 semiconducting 41 dimer 40 irregular shapes 40 nanoscale structures 40 fluorescing 40 phonons 40 SWNTs 40 ringlets 40 greenish yellow 40 whorls 40 stamens 40 pairs 40 nanostructure 40 prisms 40 graphene sheets 39 calcite 39 nanometer sized 39 onion slices 39 photonic crystals 39 monolayer 39 fermions 39 micron sized 39 pentagonal 39 DNA strands 39 conformations 39 Thinly slice 39 vertices 39 atoms 39 buckyball 39 plasmons 39 carbon atoms 39 X chromosomes 39 microelectrodes 38 bead necklace 38 hexagon 38 photodetector 38 zigzag pattern 38 nanostructures 38 spatial dimensions 38 adhesion molecules 38 fingerling potatoes 38 nacre 38 rectangular shaped 38 spacetime 38 subunits 37 geometric forms 37 spherical shape 37 isotropic 37 tiger stripes 37 perfectly symmetrical 37 geometric shapes 37 hydrocarbon molecules