- magnetic reversal
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Any of several reversals in the polarity of the Earths magnetic field (such that a compass points South) that have happened over geologic time.
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magnetic reversal
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magnetic reversal — permagnetinimas statusas T sritis fizika atitikmenys: angl. magnetic reversal; remagnetization vok. Ummagnetisierung, f rus. перемагничивание, n pranc. inversion d’aimantation, f; renversement d’aimantation, m … Fizikos terminų žodynas
Magnetic detector — 1902 1918: Marconi s Wireless Magnetic Detector (London) The magnetic detector was one of the first practical devices able to make radio signals audible through a pair of headphones. It was not as sensitive as some detectors but despite that, it… … Wikipedia
Magnetic hyperthermia — is the name given to an experimental cancer treatment. It is based on the fact that magnetic nanoparticles, when subjected to an alternating magnetic field, produce heat. As a consequence, if magnetic nanoparticles are put inside a tumor and the… … Wikipedia
Geomagnetic reversal — Magnetic reversal redirects here. For switching of a magnet, see Magnetization reversal. Geomagnetic polarity during the late Cenozoic Era. Dark areas denote periods where the polarity matches today s polarity, light areas denote periods where… … Wikipedia
Magnetic field — This article is about a scientific description of the magnetic influence of an electric current or magnetic material. For the physics of magnetic materials, see magnetism. For information about objects that create magnetic fields, see magnet. For … Wikipedia
Magnetic field of celestial bodies — See also Earth s magnetic field The magnetic field of a rotating body of conductive gas or liquid develops self amplifying electric currents, and thus a self generated magnetic field, due to a combination of differential rotation (different… … Wikipedia
North Magnetic Pole — Magnetic North redirects here, for other uses see Magnetic North (disambiguation) Part of the Carta Marina of 1539 by Olaus Magnus, depicting the location of magnetic north vaguely conceived as Insula Magnetu[m] (Latin for Island of Magnets ) off … Wikipedia
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
Magnetization reversal by circularly polarized light — Discovered only recently (2006) by C.D. Stanciu and F. Hansteen and published in Physical Review Letters[1][2] this effect is generally called all optical magnetization reversal. This magnetization reversal technique refers to a method of… … Wikipedia
Magnetization reversal — Magnetization reversal, or switching, represents the process that leads to a 180° reorientation of the magnetization vector with respect to its initial direction, from one stable orientation to the opposite one. Technologically, this is one of… … Wikipedia
