Related by context. Frequent words. (Click for all words.) 60 exciton 60 bosons 57 quanta 57 magnetization 57 quantum mechanical 56 anisotropy 56 photonic crystal 56 spacetime 56 superposition 56 photon 56 logarithmic 55 excitons 55 isotropic 55 quantum entanglement 55 Brownian motion 55 crystal lattice 55 nanoscopic 55 resonators 54 photons 54 superfluid 54 phonons 54 qubit 54 sine wave 54 FRET 54 semiconducting 54 fermions 54 invariant 54 electron spin 54 Dirac 54 dynamical 54 conformations 54 quantum theory 53 magnetic flux 53 Bose Einstein condensate 53 singularities 53 quadrature 53 polynomial 53 dopant 53 conductance 53 vibrational 53 chirality 53 superconductivity 53 plasmonic 53 sinusoidal 52 scalar 52 interferometry 52 dopants 52 electromagnetism 52 superfluidity 52 quantum mechanics 52 nonlinear 52 photodetector 52 fractal 52 symmetries 52 frequency comb 52 ferromagnetic 52 Gaussian 52 electron 52 Photons 51 quantum 51 picosecond 51 radiative 51 transduction 51 positron 51 z = 51 electrons 51 topological 51 entropy 50 anisotropic 50 periodicity 50 macroscopic 50 gravitational wave 50 amplitudes 50 waveguides 50 superconductor 50 oscillation 50 bilayer 50 Supplementary Fig 50 qubits 50 muon 50 rubidium 50 pulsations 50 crystalline structure 49 nanometer sized 49 ferroelectric 49 optical microscopy 49 spatial dimensions 49 absorbance 49 subatomic 49 atomic nucleus 49 quantum gravity 49 atoms 49 submicron 49 high temperature superconductors 49 hydrogen atom 49 bandgap 49 amplitude 49 hysteresis 49 scanning tunneling microscope 49 resonant frequency 49 harmonic