Related by context. Frequent words. (Click for all words.) 65 particle collisions 62 muon 61 GeV 60 antiprotons 60 cosmic ray 60 subatomic particle 60 WIMPs 59 muons 58 proton beams 58 particle beams 58 gravitational wave 57 neutrino 57 particle beam 57 cosmic rays 57 quark gluon plasma 56 subatomic 56 RHIC 56 protons 56 excitons 56 picosecond 55 neutrinos 55 electron volts 55 substorms 55 atomic particles 54 positrons 54 alpha particles 54 gamma rays 54 magnetic fields 54 electron spin 54 XMM Newton 54 positron 54 supernova explosion 54 picoseconds 54 magnetar 54 magnetic flux 54 quantum entanglement 54 amplitudes 54 galaxy formation 54 GRBs 53 spectroscopic 53 X ray emission 53 gamma ray burst 53 photon 53 photons 53 Bose Einstein condensate 53 Brownian motion 53 atoms 53 subatomic particles 52 atomic nuclei 52 neutrons 52 Gamma ray bursts 52 radioactive decay 52 gravitational waves 52 spacetime 52 supernovae 52 Large Hadron Collider LHC 52 supernova explosions 52 galaxy clusters 52 particle accelerators 52 nuclei 52 gravitational lensing 52 neutron 52 hydrogen atoms 52 high temperature superconductivity 52 electron beams 51 CMEs 51 quasar 51 numerical simulations 51 Earth magnetosphere 51 observable universe 51 pulsar 51 terahertz radiation 51 Saturn rings 51 gamma ray 51 Computer simulations 51 accretion disk 51 auroral 51 photonic crystal 51 atomic nucleus 51 quasars 51 interstellar dust 51 trillion electron volts 51 laser pulse 51 sunspot cycle 50 oscillations 50 gamma ray bursts 50 particle accelerator 50 microscale 50 microlensing 50 theoretical calculations 50 galaxy cluster 50 spectra 50 interstellar medium 50 laser pulses 50 general relativity 50 interplanetary spacecraft 50 physicists 50 X ray beam 50 particle physicists 50 Cern 50 Photons