Related by context. Frequent words. (Click for all words.) 62 ultrasonic waves 62 photonic crystal 62 laser pulse 61 exciton 59 infrared rays 58 microchannel 58 microchannels 58 excitons 58 infrared beam 58 infrared laser 58 X ray beam 57 ionized gas 57 dye molecules 57 photodetector 57 infrared radiation 57 electrochemical reaction 57 infrared 57 electromagnet 56 Earth magnetosphere 56 dispersive 56 microscale 56 electron beam 56 optical microscope 56 diffractive 56 scanning tunneling microscope 56 microbubbles 56 crystal lattice 55 X ray beams 55 frequency comb 55 interferometer 55 spectrally 55 gold nanorods 55 attosecond 55 optical microscopy 55 plasmonic 55 electron beams 55 pulsed laser 55 interferometry 55 microelectrodes 55 magnetic nanoparticles 55 microfluidic device 54 terahertz radiation 54 magnetic reconnection 54 waveguides 54 fluorophores 54 electrically conducting 54 optically 54 silicon substrate 54 waveguide 54 bilayer 54 confocal 54 accretion disk 54 nanoscopic 54 vesicle 54 plasmons 54 radiative 54 ribozyme 54 magnetic fields 54 torus 54 optical tweezers 53 antiprotons 53 ionisation 53 photodiodes 53 electrochemical 53 photon 53 comet tail 53 nanocrystal 53 microstructures 53 sensor 53 submicron 53 hydrogen atoms 53 electromagnetic 53 laser pulses 53 femtosecond 53 Raman spectroscopy 53 Bose Einstein condensate 53 isotropic 53 laser ablation 53 electron density 53 transmission electron microscopy 53 infrared spectrometer 53 biomolecule 53 magnetic pulses 53 solar corona 53 femtosecond laser 53 confocal microscopy 53 CCD camera 52 toroidal 52 shorter wavelengths 52 Brownian motion 52 ionised 52 ultraviolet light 52 resonator 52 filaments 52 nanotube 52 diffraction 52 magnetically 52 quantum dot 52 interfacial 52 electrospinning 52 photodiode