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Earth's electric field

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  • Earth’s electric field — Žemės elektrinis laukas statusas T sritis fizika atitikmenys: angl. Earth’s electric field; geoelectric field vok. elektrisches Erdfeld, n; geoelektrisches Feld, n rus. электрическое земное поле, n; электрическое поле Земли, n pranc. champ… …   Fizikos terminų žodynas

  • Earth's magnetic field — Computer simulation of the Earth s field in a normal period between reversals.[1] The tubes represent magnetic field lines, blue when the field points towards the center and yellow when away. The rotation axis of the Earth is centered and… …   Wikipedia

  • Electric field NMR — (EFNMR) spectroscopy differs from conventional NMR in that a sample containing suitable nuclei is polarised by a strong dc electric field instead of a constant magnetic field. The nuclei are stimulated (perturbed) by means of an alternating… …   Wikipedia

  • Earth exploration — Introduction   the investigation of the surface of the Earth and of its interior.  By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …   Universalium

  • Earth battery — An Earth battery is composed of a pair of electrodes made of two dissimilar metals, such as iron and copper, which are buried in the soil or immersed in the sea. A device that is placed in water is labeled a sea battery . It can act as a receiver …   Wikipedia

  • Field (physics) — The magnitude of an electric field surrounding two equally charged (repelling) particles. Brighter areas have a greater magnitude. The direction of the field is not visible …   Wikipedia

  • Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …   Wikipedia

  • electric potential — 1. Also called potential. Elect. (at any point in an electric field) the work done per unit charge in moving an infinitesimal point charge from a common reference point to the given point. Symbol: V 2. Physiol. See action potential. [1870 75] * * …   Universalium

  • Earth's field NMR — Nuclear magnetic resonance (NMR) in the geomagnetic field is conventionally referred to as Earth s field NMR (EFNMR). Note that the same acronym is used for electric field NMR.EFNMR is a special case of low field NMR.When placed in a constant… …   Wikipedia

  • field — /feeld/, n. 1. an expanse of open or cleared ground, esp. a piece of land suitable or used for pasture or tillage. 2. Sports. a. a piece of ground devoted to sports or contests; playing field. b. (in betting) all the contestants or numbers that… …   Universalium

  • Earth Inductor Compass — The Earth inductor compass is a device for determining direction using the magnetic field of the Earth. The operation of the compass is based on the principle of electromagnetic induction with the Earth s magnetic field acting as the induction… …   Wikipedia

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