Related by context. Frequent words. (Click for all words.) 65 exciton 63 excitons 62 photodetector 62 phonons 61 photons 61 photon 61 Photons 61 laser pulse 61 electron spins 61 crystal lattice 61 bosons 60 fluoresce 59 electrons 59 isotropic 59 dipoles 58 photonic crystal 58 picosecond 58 plasmons 58 excitations 58 ionize 57 atoms 57 chromophores 57 Gamma rays 57 quantized 57 quanta 57 silicon atoms 57 electron 57 electron beams 56 muons 56 excitation 56 quantum bits 56 Superconducting 56 laser pulses 56 waveguides 56 bandgap 56 dye molecules 56 porphyrin 56 bilayer 56 electrically conducting 56 semiconducting 56 alpha particles 56 oscillatory 56 fermions 56 dispersive 56 frequency comb 56 nuclei 55 shorter wavelengths 55 fluorophores 55 electron spin 55 interferometry 55 terahertz radiation 55 ionisation 55 dopant 55 antiprotons 55 ferromagnetic 55 dopants 55 photonic crystals 54 hydrogen atoms 54 magnetization 54 Quantum dots 54 rubidium 54 nanoscopic 54 muon 54 anisotropic 54 electron density 54 biomolecule 54 metamaterial 54 waveguide 54 ionised 54 electrochemical reaction 54 magnetic flux 54 quantum dot 54 Bose Einstein condensate 54 micron sized 54 microchannel 53 InGaAs 53 pulsed laser 53 X ray beams 53 nanocrystal 53 superposition 53 atomic nuclei 53 nanocrystals 53 microwave frequencies 53 biological molecules 53 photonic devices 53 photodiode 53 neutrons 53 nanorods 53 reactants 53 qubit 53 ions 53 amplitudes 53 hydride 53 photodiodes 53 picoseconds 53 Cosmic rays 53 plasmonic 53 FRET 53 photodetectors 52 toroidal 52 fluorescing