- surface structures
- надземные сооружения
English-Russian industrial glossariy. 2013.
surface structures
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Surface second harmonic generation — is a method for probing interfaces in atomic and molecular systems. In second harmonic generation (SHG), the light frequency is doubled, essentially converting two photons of the original beam of energy E into a single photon of energy 2 E as it… … Wikipedia
SURFACE (PHÉNOMÈNES DE) — La surface d’un solide ou d’un liquide est une région s’étendant sur quelques distances atomiques qui sépare l’intérieur du matériau du milieu extérieur: en général, le vide ou un gaz. Si le milieu extérieur est une autre phase dense, liquide ou… … Encyclopédie Universelle
Surface a haute impedance — Surface à haute impédance Pour les articles homonymes, voir Surface (homoymie). Les surfaces à haute impédance (High impedance surfaces ou HIS en anglais) sont des structures à motif périodique fixées ou imprimées sur un plan de masse. Elles… … Wikipédia en Français
Surface micromachining — is a process used to produce micromachinery or MEMS.Unlike Bulk micromachining, where a silicon substrate (wafer) is selectively etched to produce structures, surface micromachining is based on the deposition and etching of different structural… … Wikipedia
surface — [ syrfas ] n. f. • 1611; superface 1521; lat. superficies → superficie; de sur et face 1 ♦ Partie extérieure (d un corps), qui le limite en tous sens. ⇒ face. La surface de la Terre, la surface terrestre. À la surface du sol. « une surface pure… … Encyclopédie Universelle
Surface de riemann — Pour les articles homonymes, voir Surface (homoymie). En géométrie différentielle, une surface de Riemann est une variété différentielle analytique complexe de dimension 1. Par oubli de structure, une surface de Riemann se présente comme une… … Wikipédia en Français
Surface area — is the measure of how much exposed area an object has. It is expressed in square units. If an object has flat faces, its surface area can be calculated by adding together the areas of its faces. Even objects with smooth surfaces, such as spheres … Wikipedia
Surface mining — is a type of mining in which soil and rock overlying the mineral deposit are removed. It is the opposite of underground mining, in which the overlying rock is left in place, and the mineral removed through shafts or tunnels. Surface mining is… … Wikipedia
Surface photovoltage — (SPV) measurements are a widely used method to determine the minority carrier diffusion length of semiconductors. Since the transport of minority carriers determines the behavior of the p n junctions that are ubiquitous in semiconductor devices,… … Wikipedia
Surface — This article discusses surfaces from the point of view of topology. For other uses, see Differential geometry of surfaces, algebraic surface, and Surface (disambiguation). An open surface with X , Y , and Z contours shown. In mathematics,… … Wikipedia
Surface gravity — The surface gravity, g , of an astronomical or other object is the gravitational acceleration experienced at its surface. The surface gravity may be thought of as the acceleration due to gravity experienced by a hypothetical test particle which… … Wikipedia
