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Boundary element method — The boundary element method is a numerical computational method of solving linear partial differential equations which have been formulated as integral equations (i.e. in boundary integral form). It can be applied in many areas of engineering and … Wikipedia
contrast boundary — kontrasto slenkstis statusas T sritis radioelektronika atitikmenys: angl. contrast boundary vok. Erkennbarkeitsgrenze, f; Kontrastschwelle, f; Kontrastschwellenwert, m rus. порог контраста, m; порог контрастности, m pranc. seuil du contraste, m … Radioelektronikos terminų žodynas
Cross-boundary subsidies — are caused by organisms or materials that cross or traverse habitat patch boundaries, subsidizing the resident populations. The transferred organisms and materials may provide additional predators, prey, or nutrients to resident species, which… … Wikipedia
Cross-boundary subsidy — Alaskan boreal forest in Yukon National Wildlife Refuge Cross boundary subsidies are caused by organisms or materials that cross or traverse habitat patch boundaries, subsidizing the resident populations. The transferred organisms and materials… … Wikipedia
Maritime boundary — Graphic representation of maritime zones … Wikipedia
Grain boundary — A grain boundary is the interface between two grains in a polycrystalline material. Grain boundaries disrupt the motion of dislocations through a material, so reducing crystallite size is a common way to improve strength, as described by the Hall … Wikipedia
Phase contrast microscopy — Phase contrast image of a cheek epithelial cell Phase contrast microscopy is an optical microscopy illumination technique of great importance to biologists in which small (invisible to the human eye) phase shifts in the light passing through a… … Wikipedia
Oregon boundary dispute — The Oregon Country/Columbia District stretched from 42N to 54 40 N.The most heavily disputed portion is highlighted The Oregon boundary dispute, or the Oregon Question, arose as a result of competing British and American claims to the Pacific… … Wikipedia
Continent-ocean boundary — The Continent ocean boundary (COB) or continent ocean transition is the boundary between continental crust and oceanic crust on a passive margin. The identification of continent ocean boundaries is important in the definition of plate boundaries… … Wikipedia
atmosphere — atmosphereless, adj. /at meuhs fear /, n., v., atmosphered, atmosphering. n. 1. the gaseous envelope surrounding the earth; the air. 2. this medium at a given place. 3. Astron. the gaseous envelope surrounding a heavenly body. 4. Chem. any… … Universalium
Earth 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… … Universalium