Related by context. Frequent words. (Click for all words.) 56 excitons 52 calcium ions 51 thermoelectric materials 51 electron beams 51 microchannels 51 sinusoidal 51 piezoelectric 51 dopants 50 terahertz radiation 50 dye molecules 50 magnetic fields 50 nanoscale structures 50 sensory nerves 49 nanodevices 49 microelectrodes 49 crystal lattice 49 excitations 49 biological molecules 49 nanogenerators 49 biomolecule 49 electromagnetic waves 48 dopant 48 electrodes 48 spinal nerves 48 electrode 48 reactants 48 resonators 48 collagen fibers 48 bandgap 48 nanofibers 48 plasmons 48 nanomachines 48 voltages 48 electrical 48 exciton 47 anions 47 circuitry 47 nanotubes 47 photonic crystal 47 electrical currents 47 nanogenerator 47 electromagnet 47 resonant frequency 47 nerve impulses 47 membranes 47 frequency comb 47 diodes 47 nanospheres 47 fibers 47 nanowires 47 optical fibers 47 electrical impulses 47 sodium ions 46 hydrogen ions 46 high temperature superconductors 46 magnetic particles 46 electrons 46 organelles 46 microcapsules 46 crystals 46 muscle contractions 46 nanopores 46 lithium ions 46 Nanowires 46 photons 46 nanotube 46 dimmer switches 46 nanocrystals 46 photonic devices 46 nanometer scale 45 Quantum dots 45 sensory stimuli 45 crystalline structure 45 Ultraviolet light 45 electrical conductivity 45 silicon nanowires 45 electron spin 45 windings 45 coils 45 vortices 45 electromagnets 45 conductivity 45 microscale 45 superconducting materials 45 nanosensors 45 molecules 45 capacitors 45 ultrasonic waves 45 phosphors 45 electrochemical 45 supercapacitor 45 ferromagnetic 45 membrane 45 atomic nuclei 45 phonons 44 filament 44 insulators 44 vibrational 44 neutrons 44 flue gases 44 atoms