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English-Bulgarian polytechnical dictionary . 2013.
colour centres
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colour centre — ▪ crystallography defect in the regular spacing of atoms within a solid that absorbs visible light of a particular colour or infrared or ultraviolet radiation, thus lending a characteristic colour to the solid. Each colour centre involves… … Universalium
colour — /kul euhr/, n., adj. v.t., v.i. Chiefly Brit. color. Usage. See or1. * * * I Aspect of any object that may be described in terms of hue, brightness, and saturation. It is associated with the visible wavelengths of electromagnetic radiation, which … Universalium
Revival Centres International — Infobox Christian denomination name = Revival Centres International imagewidth = 150px caption = RCI Logo main classification = Registered Denomination orientation = Pentecostal, Evangelical polity = Autonomous founder = Lloyd Longfield founded… … Wikipedia
catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… … Universalium
pleochroism — /plee ok roh iz euhm/, n. the property of certain crystals of exhibiting different colors when viewed from different directions under transmitted light. Cf. dichroism (def. 1), trichroism. [1855 60; PLEOCHRO(IC) + ISM] * * * ▪ optics (from Greek … Universalium
vacancy — /vay keuhn see/, n., pl. vacancies. 1. the state of being vacant; emptiness. 2. a vacant, empty, or unoccupied place, as untenanted lodgings or offices: This building still has no vacancies. 3. a gap; opening; breach. 4. an unoccupied position or … Universalium
pleochroic halo — n. a dark colored, microscopic ring around a minute radioactive particle in certain mineral crystals, used in estimating the age of the rocks containing these crystals * * * ▪ mineralogy ring of colour produced around a radioactive impurity … Universalium
X-ray — [ 22 December 1895 and presented to Professor Ludwig Zehnder of the Physik Institut, University of Freiburg, on 1 January 1896. The dark oval on the third finger is a shadow produced by her ring. [cite book last = Kevles first =Bettyann Holtzmann … Wikipedia
Photostimulable phosphor plate — Also known as an image plate, a photostimulable phosphor (PSP) plate can be used record a two dimensional image of the intensity short wavelength (typically, X ray) electromagnetic radiation.Creating an image requires illuminating the plate twice … Wikipedia
Nitrogen-vacancy center — The nitrogen vacancy center (N V center) is one of numerous point defects in diamond. Its most explored and useful property is photoluminescence, which can be easily detected from an individual N V center. Electron spins at N V centers, localized … Wikipedia
STED — Ein STED Mikroskop (Stimulated Emission Depletion) ist ein Konfokalmikroskop, dessen Auflösung nicht beugungsbegrenzt ist, und das nach dem RESOLFT Prinzip arbeitet. Es wurde von Stefan Hell erfunden und in seiner Arbeitsgruppe am Max Planck… … Deutsch Wikipedia
