artificial ground

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• Artificial gravity (fiction) — Artificial gravity is a common theme in fiction, particularly science fiction.Rotational gravityIn the movie , a rotating centrifuge in the Discovery spacecraft provides artificial gravity. The people would be walking inside the circle; their… …   Wikipedia

• artificial — artificial, factitious, synthetic, ersatz mean not brought into being by nature but by human art or effort or by some process of manufacture. They are not often interchangeable because of differences in some of their implications and in their… …   New Dictionary of Synonyms

• Artificial lift — involves the use of artificial means to increase the flow of liquids, such as crude oil or water, to the surface of a production well. Generally this is achieved by a mechanical device inside the well, such as a pump; decreasing the weight of the …   Wikipedia

• Artificial sunlight — is the use of a light source to simulate sunlight where the unique benefits of sunlight are needed, but where sufficient natural sunlight is not available or is not feasible. The concept has various applications including greenhouse lighting,… …   Wikipedia

• Artificial flower — Artificial flowers and imitations of natural flowers are sometimes made for scientific purposes (the collection of glass flowers at Harvard University, for example, which illustrates the flora of the United States), but more often as articles of… …   Wikipedia

• Artificial intelligence — AI redirects here. For other uses, see Ai. For other uses, see Artificial intelligence (disambiguation). TOPIO, a humanoid robot, played table tennis at Tokyo International Robot Exhibition (IREX) 2009.[1] Artificial intelligence ( …   Wikipedia

• Ground plane — In electrical engineering, a ground plane is an electrically conductive surface. Radio antenna theory In telecommunication, a ground plane structure or relationship exists between the antenna and another object, where the only structure of the… …   Wikipedia

• Artificial dwelling hill — An artificial dwelling hill (known as Terp, Wierde, Woerd, Warf, Warft, Werf, Wurt and Værft) is a mound, created to provide safe ground during high tide and river floods.These hills occur in the northern part of the Netherlands (in the provinces …   Wikipedia

• Ground-plane — Esquema detallado de medidas para una Antena Ground Plane Los brazos pintados en rosa tienen la misma longitud Antena omnidireccional, con el activo conectado a un elemento radiante, y la masa a un plano de tierra, bien natural, el suelo o… …   Wikipedia Español

• ground-water barrier —    Rock or artificial material which has a relatively low permeability and which occurs below the land surface where it impedes the movement of ground water and consequently causes a pronounced difference in the potentiometric surface on opposite …   Lexicon of Cave and Karst Terminology

• artificial discharge —    The discharge of ground water by pumping wells [16] …   Lexicon of Cave and Karst Terminology