Related by context. Frequent words. (Click for all words.) 64 crystal lattice 61 interfacial 61 nanoscopic 60 isotropic 60 toroidal 60 photonic crystal 59 dimer 59 anisotropic 59 atoms 59 chirality 59 lattice 58 helices 58 spherical 58 hexagonal 58 geometrical 58 microstructures 58 crystalline structure 58 crystalline 57 graphene sheets 57 resonator 57 geometries 57 oxygen atoms 57 resonators 57 anion 57 monolayer 57 Gaussian 57 conformations 56 superfluid 56 nuclei 56 nucleation 56 semiconducting 56 dimers 56 fullerene 56 SWNTs 56 microscale 56 anisotropy 56 GPa 56 fermions 55 nanocrystal 55 lattices 55 planar 55 isomers 55 silicon substrate 55 spacetime 55 alternating layers 55 oxygen atom 55 hydride 55 dynamical 55 hexagons 55 vortices 55 magnetization 55 Supplementary Fig 55 nanostructure 55 dielectric constant 55 ferromagnetic 55 scanning tunneling microscope 54 nanometer sized 54 waveguides 54 torus 54 magnetic flux 54 colloid 54 Metamaterials 54 nanostructures 54 hydrogen atoms 54 biological molecules 54 SiO2 54 morphologies 54 topological 54 nanotubes 54 conductance 54 nanotube 54 plasmonic 53 excitons 53 adenine 53 spherules 53 ferroelectric 53 phonons 53 zeolites 53 superposition 53 symmetries 53 block copolymers 53 atomic nuclei 53 photonic crystals 53 cylindrical 53 silicate 53 macromolecular 53 polycrystalline 53 aluminum oxide 53 electron 53 adsorbed 53 substrate 53 bosons 52 crystals 52 radii 52 silicon nitride 52 nanocrystals 52 geometry 52 macroscopic 52 helical 52 resonant frequency 52 alkyl