structure, deep and surface

Philosophy dictionary. . 2011.

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  • Deep structure — In linguistics, specifically in the study of syntax in the tradition of generative grammar (also known as transformational grammar), the deep structure of a linguistic expression is a theoretical construct that seeks to unify several related… …   Wikipedia

  • Surface reconstruction — refers to the process by which atoms at the surface of a crystal assume a different structure than that of the bulk. Surface reconstructions are important in that they help in the understanding of surface chemistry for various materials,… …   Wikipedia

  • Surface brightness fluctuation — (SBF) is a secondary distance indicator used to estimate distances to galaxies. The technique uses the fact that galaxies are made up of a finite number of stars. The number of stars in any small patch of the galaxy will vary from point to point …   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

  • deep — deepness, n. /deep/, adj. deeper, deepest, n., adv., deeper, deepest. adj. 1. extending far down from the top or surface: a deep well; a deep valley. 2. extending far in or back from the front or from an edge, surface, opening, etc., considered… …   Universalium

  • Surface phonon — Phonons are collective lattice vibration modes, and surface phonons are those particular modes associated with surfaces; they are an artifact of periodicity, symmetry, and the termination of bulk crystal structure associated with the surface… …   Wikipedia

  • Deep focus earthquake — A deep focus earthquake is an earthquake that occurs at depths between 300 and 700 km beneath the Earth s surface. [cite web author=USGS title = M7.5 Northern Peru Earthquake of 26 September 2005 year= pages = publisher = date = url =… …   Wikipedia

  • Deep Impact (Sonde Spatiale) — Pour les articles homonymes, voir Deep Impact. Deep Impact est une sonde spatiale de la NASA, qui a pour but d étudier la composition, en profondeur, de la comète Tempel 1. Le 4 juillet 2005, l impacteur embarqué avec la sonde a percuté …   Wikipédia en Français

  • Deep impact (sonde spatiale) — Pour les articles homonymes, voir Deep Impact. Deep Impact est une sonde spatiale de la NASA, qui a pour but d étudier la composition, en profondeur, de la comète Tempel 1. Le 4 juillet 2005, l impacteur embarqué avec la sonde a percuté …   Wikipédia en Français

  • Deep-sea exploration — is the investigation of physical, chemical, and biological conditions on the sea bed, for scientific or commercial purposes. Deep sea exploration is considered as a relatively recent human activity compared to the other areas of geophysical… …   Wikipedia

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