strongly ionized

См. также в других словарях:

• Low-ionization nuclear emission-line region — cite journal author= L. C. Ho, A. V. Filippenko, W. L. W. Sargent title=A Search for Dwarf Seyfert Nuclei. III. Spectroscopic Parameters and Properties of the Host Galaxies journal=Astrophysical Journal Supplement year=1997 volume=112… …   Wikipedia

• photosphere — photospheric /foh teuh sfer ik, sfear /, adj. /foh teuh sfear /, n. 1. a sphere of light or radiance. 2. Astron. the luminous visible surface of the sun, being a shallow layer of strongly ionized gases. [1655 65; PHOTO + SPHERE] * * * Visible… …   Universalium

• F-layer — noun the highest and most strongly ionized region of the ionosphere. Origin 1920s: arbitrary use of F + layer …   English new terms dictionary

• F-layer — n. the highest and most strongly ionized region of the ionosphere. Etymology: F (arbitrary) + LAYER * * * Fˈ layer noun The highest layer of the ionosphere, in which radio signals are transmitted • • • Main Entry: ↑F …   Useful english dictionary

• nebula — nebular, adj. /neb yeuh leuh/, n., pl. nebulae / lee , luy /, nebulas. 1. Astron. a. Also called diffuse nebula. a cloud of interstellar gas and dust. Cf. dark nebula, emission nebula, reflection nebula …   Universalium

• Plasma (physics) — For other uses, see Plasma. Plasma lamp, illustrating some of the more complex phenomena of a plasma, including filamentation. The colors are a result of relaxation of electrons in excited states to lower energy states after they have recombined… …   Wikipedia

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium

• Magnetosphere of Saturn — Aurorae on the south pole of Saturn as viewed by Hubble Internal field[1 …   Wikipedia

• sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… …   Universalium

• ionosphere and magnetosphere — ▪ atmospheric science Introduction       regions of Earth s (Earth) atmosphere in which the number of electrically charged particles ions (ion) and electrons (electron) are large enough to affect the propagation of radio waves (electromagnetic… …   Universalium

• cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium