Related by context. Frequent words. (Click for all words.) 53 GeV 51 amplitudes 50 electron beams 49 positrons 49 radiative 49 magnetization 48 positron 48 cosmic rays 47 muons 47 photodetector 47 excitation 47 gamma rays 46 particle beams 46 neutrons 46 electron 46 pulsations 46 alpha particles 45 laser pulses 45 ionized gas 45 quanta 45 magnetic fields 45 gravitational waves 45 magnetic flux 44 excitons 44 muon 44 accretion disk 44 photons 44 subatomic particle 44 electron spin 44 gamma ray 44 gravitational wave 44 infrared radiation 44 antiprotons 44 electrons 44 Bose Einstein condensate 44 nuclei 43 quark gluon plasma 43 isotropic 43 radioactive decay 43 laser pulse 43 photon 43 atomic nuclei 43 vibrational 43 spacetime 43 gravitational attraction 42 velocities 42 atoms 42 protons 42 quantum mechanical 42 luminosity 42 terahertz radiation 41 atomic particles 41 angular momentum 41 spectral 41 dissipation 41 proton 41 neutrinos 41 resonant frequency 41 subatomic particles 41 particle beam 41 spectrometry 41 irradiance 41 gravitational 41 photometric 41 Terahertz 41 waveguides 41 electromagnetic 40 comet dust 40 plasmonic 40 phonons 40 ions 40 Photons 40 ESO Very Large Telescope 40 antigravity 40 emitted 40 nanometer sized 40 X ray beam 39 pulsation 39 amplitude 39 reactants 39 particles 39 filament 39 quantum entanglement 39 magnetic 38 thermodynamic 38 Andromeda galaxy 38 fermions 38 gravitational tug 38 picosecond 38 plasmons 38 coronal mass ejections 38 congenital anomalies 38 hydrogen atom 38 bosons 38 sodium ions 38 magnetic pulses 38 Very Large Array 38 calcium ions 38 kinetic energy 38 gamma radiation 38 antimatter