Related by context. Frequent words. (Click for all words.) 51 quantum mechanics 50 scalar 50 quantum theory 49 spacetime 49 Feynman 49 general relativity 48 quantum physics 48 neutrino 48 superconductivity 46 theorems 46 theoretical physicist 46 photon 46 superposition 45 quantum mechanical 44 Einstein 44 theorem 44 particle physics 44 relativity 44 fractals 44 dynamical 44 physics 44 Physics 44 qubit 44 photons 44 spectroscopy 44 relativistic 43 quantum computing 43 metamaterials 43 diffraction 43 nonlinear 43 electromagnetism 43 graphene 43 astrophysical 43 atoms 43 superconducting 42 Einstein theory 42 cosmic ray 42 vibrational 42 gravitational waves 42 mathematician 42 high temperature superconductors 42 fractal 42 nanopore 42 electron 42 metamaterial 42 neutrinos 42 X ray diffraction 42 theoretical physics 42 cosmologists 42 Gauss 42 quantum 41 qubits 41 holography 41 macroscopic 41 astrophysics 41 physicists 41 quarks 41 superconductors 40 physicist 40 astrophysicists 40 superconductor 40 Newtonian 40 ferromagnetic 40 electron spin 40 magnetic fields 40 transistor 40 mathematicians 40 semiconducting 40 Magnetic Field 40 entropy 39 electromagnetic 39 astronomers 39 Theoretical Physics 39 cosmological 39 Physical Review 39 nanometer scale 39 electrons 39 multiverse 39 piezoelectric 39 Heisenberg 39 extrasolar planets 39 quantum dot 39 spectroscopic 39 molecular dynamics 38 geometry 38 Particle Physics 38 spherical 38 astronomer 38 Physicist 38 algebraic 38 geometries 38 Higgs boson 38 topological 38 thermodynamic 38 experimentalists 38 subatomic particles 38 vortices 38 Faraday 38 quantum computers 38 gravitational 38 Astrophysics