- Lyman alpha forest
- bosque Lyman alfa
English-Spanish dictionary of astronomy terms. 2014.
Lyman alpha forest
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Lyman-alpha forest — In astronomical spectroscopy, the Lyman alpha forest is the sum of absorption lines arising from the Lyman alpha transition of the neutral hydrogen in the spectra of distant galaxies and quasars.These absorption lines result from intergalactic… … Wikipedia
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 blob — A Lyman alpha blob (LAB) is a huge concentration of a gas emitting the Lyman alpha emission line. The Lyman alpha emission line is produced by recombination of electrons with ionized hydrogen atoms. LABs are some of the largest known individual… … Wikipedia
Lyman-alpha-Wald — Als Lyman Alpha Wald (in der Fachsprache oft auch englisch Lyman alpha forest genannt) bezeichnen Astronomen eine Vielzahl von scharfen Absorptionslinien im Spektrum von Quasaren und ähnlichen weit entfernten Galaxien, deren Wellenlänge nur… … Deutsch Wikipedia
Lyman-Alpha-Wald — Als Lyman Alpha Wald (in der Fachsprache oft auch englisch Lyman alpha forest genannt) bezeichnen Astronomen eine Vielzahl von scharfen Absorptionslinien im Spektrum von Quasaren und ähnlichen weit entfernten Galaxien, deren Wellenlänge nur… … Deutsch Wikipedia
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
Lyman — may refer to:Surname:* Abe Lyman (4 August 1897 23 October 1957), popular bandleader from the 1920s to the 1940s * Amasa M. Lyman (30 March 1813 – 4 February 1877), early leader in the Latter Day Saint movement * Arthur Lyman (2 February 1932 24… … Wikipedia
Alpha Sigma Tau — Infobox Fraternity letters= ΑΣΤ name= Alpha Sigma Tau crest= founded= Birth date and age|1899|11|04 birthplace= Michigan State Normal College, (Ypsilanti, Michigan) type= Social emphasis= scope= National mission= vision= motto= Active, Self… … Wikipedia
Dark matter — Not to be confused with antimatter, dark energy, dark fluid or dark flow. For other uses, see Dark Matter (disambiguation) … Wikipedia
Richard Hunstead — Richard Waller Hunstead Born Residence Sydney, Australia Citizenship … 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
