Related by context. Frequent words. (Click for all words.) 62 excitons 60 Bose Einstein condensate 59 Brownian motion 59 atoms 58 photonic crystal 58 magnetization 58 fermions 57 superposition 57 superfluid 57 rubidium 55 photons 55 phonons 55 crystal lattice 55 nuclei 55 dimer 54 qubit 54 photon 54 magnetic fields 54 sinusoidal 54 spacetime 53 interferometry 53 resonators 53 oscillations 53 symmetries 53 helices 53 amplitudes 53 qubits 53 magnetic flux 52 ions 52 muon 52 oscillation 52 graphene sheets 52 picoseconds 52 ferromagnetic 52 electrons 52 electromagnets 52 laser pulse 52 dynamical 52 electron 52 bandgap 52 atomic nuclei 52 hydrogen atoms 51 particle 51 femtoseconds 51 electron spin 51 conformations 51 excitation 51 plasmonic 51 quantum mechanical 51 lattice 51 refractive index 51 isotropic 51 synchrotron radiation 51 anisotropic 51 picosecond 51 pendulums 51 filaments 51 electromagnet 50 superconductor 50 semiconducting 50 optical tweezers 50 laminar 50 spectra 50 angular momentum 50 dimers 50 nanoscopic 50 resonator 50 windings 50 oxygen atom 50 muons 50 ferrite 50 GPa 50 radiative 50 waveguide 50 gravitational lensing 50 waveguides 49 nanocrystals 49 subatomic particles 49 spherical 49 electron beams 49 sine wave 49 quantum mechanics 49 conductance 49 nanometer sized 49 positron 49 femtosecond 49 aqueous solution 49 magnetic particles 49 micron sized 49 laser pulses 49 GeV 49 ionized gas 48 neutrons 48 anisotropy 48 Earth magnetosphere 48 experimentally 48 dipole 48 crystals 48 cantilevers 48 vortices 48 oscillator