Related by context. Frequent words. (Click for all words.) 52 electromagnetic pulses 52 magnetron 52 ionize 50 electromagnetic 50 pulsed laser 50 electrically conducting 50 tropospheric 49 polar vortex 49 ionised 49 ionisation 49 alpha particle 49 ultrasonic waves 49 ionosphere 49 particles emitted 49 interplanetary spacecraft 49 martian atmosphere 49 X ray emission 49 ionized gas 48 overpressure 48 radiative 48 laminar 48 Earth magnetosphere 48 Solar flares 48 ionizing 48 adiabatic 47 magnetic fields 47 comet tail 47 venturi 47 photometer 47 gamma rays 47 helium 47 accretion disk 47 water vapor 47 Gamma rays 47 toroidal 47 tokamak 47 electromagnet 46 convective 46 mesosphere 46 interferometers 46 vortices 46 ionospheric 46 airstream 46 magnetic flux 46 cosmic ray 46 ionized 46 alpha particles 46 coronal 46 beam splitter 45 anisotropic 45 numerical simulations 45 optical lattice 45 vaporised 45 converts sunlight 45 dynamical 45 positron 45 magnetosphere 45 coronal mass ejection 45 airflows 45 tetrahedral 45 Gravitational 44 superconductive 44 meteoroid 44 thermosphere 44 photoluminescence 44 combustor 44 microwave radiation 44 spacetime 44 electron density 44 electromagnetic induction 44 superconducting magnet 44 protostar 44 infrared rays 44 heliosheath 44 phonon 44 magnetic reconnection 44 vapor 44 magnetised 44 torus 44 vaporize 44 -# ° C [001] 44 supercooled 44 vortex 44 cosmic radiation 44 particle beam 44 ionization 44 solar corona 44 spectrographs 44 excitons 43 gaseous 43 galaxy NGC 43 spherical 43 accreting 43 Hawking radiation 43 atmospheric 43 magnetic 43 combusts 43 manganese oxide 43 cirrus clouds 43 HiRISE camera 43 protoplanetary disk