- Lyman-alpha radiation
- Лайман-а излучение (радиация)
English-russian astronautics dictionary. - M.: Military Publishing house. Compiled by F. P. Suprun, K. V. Shirokov. 1964.
Lyman-alpha radiation
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Lyman alpha emitter — Lyman alpha emitters (LAEs) are a type of distant galaxy that emits Lyman alpha radiation. They are extremely distant and becauce of the finite travel time of light they are glimpses of the past history of the universe. They are thought to be the … Wikipedia
Lyman alpha line — or Lyman alpha line, a line of hydrogen in the extreme ultraviolet range of the emission spectrum of the sun, representing a large part of the sun s ultraviolet radiation … Useful english dictionary
Lyman-alpha line — or Lyman alpha line, a line of hydrogen in the extreme ultraviolet range of the emission spectrum of the sun, representing a large part of the sun s ultraviolet radiation … Useful english dictionary
Damped Lyman-alpha system — Damped Lyman alpha systems or Damped Lyman alpha absorption systems are gaseous objects in the universe detected in the spectra of quasars, with a column density larger than 1020 atoms/cm2.[1][2] The observed spectra consist of neutral hydrogen… … Wikipedia
Raie Lyman alpha — Série de Lyman La série de Lyman correspond à toutes les transitions électroniques des états excités (n ≥ 2) de l atome d hydrogène vers son état fondamental (n = 1) et se traduit par l émission d une série de longueurs d ondes en physique. Le… … Wikipédia en Français
Lyman series — In physics, the Lyman series is the series of transitions and resulting emission lines of the hydrogen atom as an electron goes from n ge; 2 to n = 1 (where n is the principal quantum number referring to the energy level of the electron). The… … Wikipedia
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
IOK-1 — Infobox Galaxy name = IOK 1 epoch = J2000 type = ra = RA|13|23|59.8 dec = DEC|+27|24|56 dist ly = 12.9 billion light years z = 6.96 appmag v = size v = constellation name = Coma Berenices notes = names = IOK 1, probably one of the oldest and most … Wikipedia
Dark matter — Not to be confused with antimatter, dark energy, dark fluid or dark flow. For other uses, see Dark Matter (disambiguation) … Wikipedia
Gamma ray burst emission mechanisms — are theories that explain how the energy from a gamma ray burst progenitor (regardless of the actual nature of the progenitor) is turned into radiation. These mechanisms are a major topic of research as of 2007. Neither the light curves nor the… … Wikipedia
Neutrino — For other uses, see Neutrino (disambiguation). Neutrino/Antineutrino The first use of a hydrogen bubble chamber to detect neutrinos, on November 13, 1970. A neutrino hit a proton in a hydrogen atom. The collision occurred at the point where three … Wikipedia
