Related by context. Frequent words. (Click for all words.) 63 bosons 63 excitations 61 singularities 58 quanta 57 fermions 57 superposition 57 crystal lattice 57 amplitudes 56 symmetries 56 Brownian motion 56 excitons 55 nuclei 55 quantum mechanical 55 atomic nuclei 54 atoms 54 anisotropy 54 unobservable 54 chirality 53 dynamical 53 subatomic 53 spacetime 53 abundances 53 Supplementary Fig 53 relativistic 53 antiprotons 52 prokaryotes 52 magnetization 52 atomic nucleus 52 magnetic flux 51 quantum mechanics 51 numerical simulations 51 SWNTs 51 particle 51 conformations 51 invariant 51 quarks 51 exciton 50 photons 50 oscillations 50 anisotropic 50 alpha particles 50 hydrogen atom 50 muon 50 cuprates 50 reactants 50 thermodynamic 50 spatial dimensions 49 phonons 49 perturbations 49 conductance 49 logarithmic 49 quantum theory 49 quantum entanglement 49 ejecta 49 Bose Einstein condensate 49 magnetic reconnection 49 electromagnetism 49 trajectories 49 refraction 49 z = 49 angular momentum 49 vortices 49 Computer simulations 49 subatomic particle 49 Newtonian 49 oxygen isotopes 49 radiative 49 Theorists 49 celestial bodies 49 scalar 49 fractals 49 morphologies 49 entropy 49 conjunctions 49 electron 49 subatomic particles 48 macroscopic 48 morphologically 48 biological molecules 48 Quarks 48 phenomenological 48 epochs 48 gravitational attraction 48 isotopic 48 muons 48 Gaussian 48 qubit 48 planetary nebulae 48 dye molecules 48 vibrational 48 fractal 48 dimers 48 neutrons 48 velocities 48 gluons 48 supernova remnants 48 isomers 48 observable universe 48 solar nebula 48 deformations 48 electrons