velocity doppler limit
11Optische Melasse — Laserkühlung ist ein Verfahren, um einzelne Atome mit Hilfe von Laserlicht stark abzukühlen (z. B. zum Erzeugen von optischen Melassen, einer Vorstufe des Bose Einstein Kondensats). Die Grundidee ist folgende: Die Temperatur eines Gases drückt… …
12Laserkühlung — Mit Laserkühlung werden Verfahren bezeichnet, mit denen Gas oder Atomstrahlen durch Bestrahlung mit Laserlicht abgekühlt werden. Dabei wird ausgenutzt, dass durch das Laserlicht ein Impuls übertragen werden kann. Inhaltsverzeichnis 1 Grundidee 2… …
13cosmos — /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… …
14radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …
15Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
16electromagnetic 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… …
17light — light1 lightful, adj. lightfully, adv. /luyt/, n., adj., lighter, lightest, v., lighted or lit, lighting. n. 1. something that makes things visible or affords illumination: All colors depend on light. 2. Physics …
18Big Bang — This article is about the cosmological model. For the sitcom, see The Big Bang Theory. For other uses, see Big Bang (disambiguation) …
19Redshift — This article is about the astronomical phenomenon. For other uses, see Redshift (disambiguation). Physical cosmology …
20Modern searches for Lorentz violation — Important motivations for modern searches for Lorentz violation are deviations from Lorentz invariance (and thus special relativity) predicted by some variations of quantum gravity, string theory, and some alternatives to general relativity.… …
