chemical luminescence

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• Luminescence — is also the title of an album by singer Anggun. Luminescence is light not generated by high temperatures alone. It is different from incandescence, in that it usually occurs at low temperatures and is thus a form of cold body radiation. It can be …   Wikipedia

• Luminescence — Lu mi*nes cence, n. [See {Luminescent}.] 1. (Physics) Any emission of light not ascribable directly to incandescence, and therefore occurring at low temperatures, as in phosphorescence and fluorescence or other luminous radiation resulting from… …   The Collaborative International Dictionary of English

• luminescence — [lo͞o΄mə nes′əns] n. [< L lumen, LIGHT1 + ESCENCE] any giving off of light caused by the absorption of radiant or corpuscular energy and not by incandescence; any cold light; specif., fluorescence or phosphorescence occurring in various… …   English World dictionary

• luminescence — luminescent, adj. /looh meuh nes euhns/, n. 1. the emission of light not caused by incandescence and occurring at a temperature below that of incandescent bodies. 2. the light produced by such an emission. [1885 90; < L lumin (see LUMEN) +… …   Universalium

• luminescence — Emission of light from a body as a result of a chemical reaction. See bioluminescence. [L. lumen, light] * * * lu·mi·nes·cence .lü mə nes ən(t)s n the low temperature emission of light produced esp. by physiological processes (as in the firefl …   Medical dictionary

• luminescence — noun Etymology: International Scientific Vocabulary lumin + escence Date: 1889 the low temperature emission of light (as by a chemical or physiological process); also light produced by luminescence • luminescent adjective …   New Collegiate Dictionary

• Huáng bǎi — (黄栢 or 黃栢, literally yellow fir ) or huáng bò (黄檗) is one of the fifty fundamental herbs of traditional Chinese medicine. Known also as Cortex Phellodendri, it is the bark of one of two species of Phellodendron tree: Phellodendron amurense or …   Wikipedia

• Light — For other uses, see Light (disambiguation). Visible light redirects here. For other uses, see Visible light (disambiguation) …   Wikipedia

• Vibrio harveyi — Taxobox color = lightgrey name = Vibrio harveyi regnum = Bacteria phylum = Proteobacteria classis = Gamma Proteobacteria ordo = Vibrionales familia = Vibrionaceae genus = Vibrio species = V. harveyi binomial = Vibrio harveyi binomial authority =… …   Wikipedia

• Polanyi , John Charles — (1929–) Canadian chemist John Polanyi was the son of the distinguished physical chemist Michael Polanyi. Born in Berlin, Germany, he was educated at Manchester University and at Princeton, where he obtained his PhD in 1952. He moved soon after to …   Scientists

• Barking dog reaction — The Barking Dog is an exothermic chemical reaction that results from the ignition of a mixture of carbon disulfide and nitric oxide.It has been known for centuries; in 1853, Justus von Liebig was using the bright blue flash and the distinctive… …   Wikipedia