- fluorescence of minerals
- Смотри флуоресценция минералов.
Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. Главный редактор Н.П. Лякишев. 2000.
fluorescence of minerals
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Fluorescence — Fluorescent minerals emit visible light when exposed to ultraviolet light Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation of a different wavelength.[1] It is a form of luminescence.… … Wikipedia
fluorescence — /floo res euhns, flaw , floh /, n. Physics, Chem. 1. the emission of radiation, esp. of visible light, by a substance during exposure to external radiation, as light or x rays. Cf. phosphorescence (def. 1). 2. the property possessed by a… … Universalium
X-ray fluorescence — (XRF) is the emission of characteristic secondary (or fluorescent) X rays from a material that has been excited by bombarding with high energy X rays or gamma rays. The phenomenon is widely used for elemental analysis and chemical analysis,… … Wikipedia
флуоресценция минералов — [fluorescence of minerals] свечение, возбуждаемое в минералах светом, рентгеновскими или катодными лучами и быстро затухающее (через 10 2 10 1 с) после прекращения возбуждения. Как физическое явление флуоресценция минералов впервые была… … Энциклопедический словарь по металлургии
Fluorite — General Category Halide mineral Chemical formula CaF2 … Wikipedia
Material properties of diamond — This article addresses the material properties of diamond. For a broader discussion of diamonds, see diamond. For other uses of the word diamond, see diamond (disambiguation). Diamond An octahedral diamond crystal in matrix Gener … Wikipedia
Diamond (gemstone) — Part of a series on Diamonds Material Material properties Crystallographic defects Formatio … Wikipedia
geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… … Universalium
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
Diamond — This article is about the mineral. For the gemstone, see Diamond (gemstone). For other uses, including the shape ◊, see Diamond (disambiguation) … Wikipedia
