Related by context. Frequent words. (Click for all words.) 64 plasmons 64 ionize 64 electron beams 64 terahertz radiation 63 hydrogen ions 63 SWNTs 63 excitons 63 shorter wavelengths 62 QDs 62 optical wavelengths 62 laser pulses 62 ionisation 62 ionised 62 dye molecules 61 electron spins 61 ions 61 Photons 61 dispersive 61 gold nanorods 60 photonic crystal 60 dipoles 60 alpha particles 60 photons 60 nuclei 60 electrons 60 antiprotons 60 photodetector 60 pulsed laser 59 magnetic flux 59 positrons 59 nanocrystals 59 magnetic fields 59 Gamma rays 59 biomolecule 59 isotropic 59 chromophores 59 excitations 59 exciton 59 X ray emission 58 absorbance 58 neutrons 58 MeV 58 keV 58 ionized gas 58 waveguides 58 laser pulse 58 frequency comb 58 electron density 58 X ray beam 58 confocal microscopy 58 magnetization 58 photon 58 microwave radiation 58 aerosol particles 58 muons 57 transduction 57 SWCNTs 57 atoms 57 electrically conducting 57 electron 57 porphyrin 57 photometer 57 quantum dot 57 excitation 57 spectroscopy 57 particles 57 spectrographs 57 nanosized 57 phonons 57 quantum dots 57 sodium ions 56 Quantum dots 56 electron beam 56 metal ions 56 Metamaterials 56 visible wavelengths 56 interferometry 56 dopant 56 biological molecules 56 fluorescing 56 waveguide 56 infrared radiation 56 oscillatory 56 Nanotube 56 photodiode 56 electrochemical reaction 56 proton 56 collimator 56 fluorophores 56 atomic nuclei 56 resonant frequency 56 reactants 56 hydrogen atom 56 osmium 56 ionizing 56 hydrogen atoms 56 transmission electron microscopy 56 spectroscopic 56 dopants 56 X ray beams 55 rubidium