ionized air
41au|ra — «R uh», noun, plural au|ras, au|rae «R ee». 1. something supposed to come from a person or thing and surround him or it as an atmosphere: »An aura of holiness enveloped the saint. 2. a subtle emanation or exhalation from any substance, such as… …
42airglow — /air gloh /, n. a dim light from the upper atmosphere caused by emissions from atoms and molecules ionized by solar radiation: observed at night (nightglow), during the day (dayglow), and at twilight (twilight glow), with each having slightly… …
43Plasma (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… …
44Corona discharge — The corona discharge around a high voltage coil …
45cosmos — /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… …
46ionosphere 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… …
47electromagnetic 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… …
48Helium — otherusesHelium (He) is a colorless, odorless, tasteless, non toxic, inert monatomic chemical element that heads the noble gas group in the periodic table and whose atomic number is 2. Its boiling and melting points are the lowest among the… …
49Captain Atom — This article is about the superhero with atomic absorption and superhuman strength. For the superhero who can shrink his body, see Atom (Ray Palmer). Captain Atom Promotional art for Captain Atom, vol. 2, #1 (September, 2011). Art by Stanley Law …
50Jean-Pierre Petit — (b. 5 April 1937) is a French scientist, senior researcher at National Center for Scientific Research (CNRS), now retired. His main working fields are fluid mechanics, kinetic theory of gases, plasma physics, magnetohydrodynamics power generation …
