- (MK)a unit of temperature equal to one million kelvins. This unit is used in astrophysics; temperatures in megakelvins are found in the interiors of stars or in highly excited plasmas. The reciprocal megakelvin (MK-1) is used in colorimetry.
Dictionary of units of measurement. 2015.
Look at other dictionaries:
Mégakelvin — Kelvin Voir « kelvin » sur le Wiktionnaire … Wikipédia en Français
reciprocal megakelvin — (MK 1) a unit used in colorimetry and photography to measure the wavelength of light, especially for selecting filters to adjust the color temperature. Light waves of a specific wavelength w meters can be assigned a temperature T using the… … Dictionary of units of measurement
Neon — This article is about the noble gas. For other uses, see Neon (disambiguation). fluorine ← neon → sodium … Wikipedia
Space science — is an all encompassing term that describes all of the various science fields that are concerned with the study of the Universe, generally also meaning excluding the Earth and outside of the Earth s atmosphere . Originally, all of these fields… … Wikipedia
Sonoluminescence — is the emission of short bursts of light from imploding bubbles in a liquid when excited by sound.HistoryThe effect was first discovered at the University of Cologne in 1934 as a result of work on sonar. H. Frenzel and H. Schultes put an… … Wikipedia
Mk (disambiguation) — Mk may stand for: * Mk (software), a make replacement in the Plan 9 from Bell Labs and Inferno operating systems * Monk, in the Christian Church; when the term Mk. follows the name of a Christian saint it denotes that the saint was a Monk * Mk… … Wikipedia
Amorphous metal — Samples of amorphous metal, with millimeter scale An amorphous metal is a metallic material with a disordered atomic scale structure. In contrast to most metals, which are crystalline and therefore have a highly ordered arrangement of atoms,… … Wikipedia
Bomb tower — A bomb tower is a lightly constructed tower, often 100 to 700 feet (30 to 210 meters) high, built to hold a nuclear weapon for an above ground nuclear test. The tower holds the bomb for the purpose of the investigation of its destructive effects… … Wikipedia
Boosted fission weapon — A boosted fission weapon usually refers to a type of nuclear bomb that uses a small amount of fusion fuel to increase the rate, and thus yield, of a fission reaction. The neutrons released by the fusion reactions add to the neutrons released in… … Wikipedia
Cassiopeia A — Supernova name = Cassiopeia A type = IIb cite web url=http://www.spitzer.caltech.edu/Media/releases/ssc2008 09/release.shtml title=Scientists Hold Séance for Supernova accessdate=2008 05 29] epoch = J2000 SNRtype = Shell host = Milky Way… … Wikipedia