Related by context. Frequent words. (Click for all words.) 64 helix 57 axial 56 cylindrical 56 planar 56 transverse 56 μm 55 waveguide 55 dimer 55 cantilevers 55 spindle 55 cantilever 55 radial 54 torsion 54 lattice 54 perpendicular 54 longitudinally 54 geometries 54 spherical 54 conductance 54 double helix 53 magnetization 53 conical 53 waveguides 53 diameters 52 resonator 52 resonators 52 DNA double helix 52 actuators 52 hexagonal 52 filament 51 stator 51 spline 51 micrometer 51 actuator 51 concentric 51 filaments 51 macroscopic 51 coil 51 linear 51 radii 51 nanometer sized 51 #mm diameter [002] 50 apical 50 Z axis 50 flanges 50 gripper 50 gratings 50 bevel 50 symmetric 50 DNA strands 50 monolayer 50 topological 50 arrays 50 amplitudes 50 distal 50 #mm diameter [001] 49 surface roughness 49 coils 49 tensile 49 ferromagnetic 49 curvilinear 49 electron 49 hydrodynamic 49 nanoscale 49 capsid 49 molecular 49 bushings 49 annular 49 geometry 49 electron beam 49 microtubules 49 dielectric 48 microtubule 48 effector 48 nanometer scale 48 protrusions 48 piezo 48 spacer 48 grippers 48 vortices 48 hydrostatic 48 atoms 48 magnetic particles 48 electrons 48 molecule 48 conformal 48 symmetrically 48 nanotube 48 proton 48 dorsal 48 microscale 48 nanotubes 48 isolators 48 substrate 48 orthogonal 47 excitation 47 Fig. 47 carbon atoms 47 fibrils 47 concave 47 bushing