coercivity

/koh'euhr siv"i tee/, n. Elect.
the magnetic intensity needed to reduce to zero the magnetic flux density of a fully magnetized magnetic specimen or to demagnetize a magnet. Also called coercive force.
[1895-1900; COERCIVE + -ITY]

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Universalium. 2010.

Look at other dictionaries:

  • coercivity — [kō΄ər siv′ə tē] n. the magnetic intensity, usually measured in oersteds, needed to completely demagnetize a substance that has been fully magnetized …   English World dictionary

  • Coercivity — This article is about a property of magnetic fields. For other meanings, see Coercion (disambiguation). A family of hysteresis loops for grain oriented electrical steel (BR denotes remanence and HC is the coercivity). In materials science, the… …   Wikipedia

  • coercivity —   adj.    the measure (usually expressed in Oersteds) of a magnetic material s resistance to being recorded or erased. Magnetic stripe cards are either low coercivity or high coercivity …   Locksmith dictionary

  • coercivity — noun Date: 1898 the property of a material determined by the value of the coercive force when the material has been magnetized to saturation …   New Collegiate Dictionary

  • coercivity — noun a) The quality of being coercive b) The intensity the magnetic field which must be applied in order to reduce the magnetization of a ferromagnetic material to zero after the magnetization of the sample has been driven to saturation Syn:… …   Wiktionary

  • coercivity — [ˌkəʊə sɪvɪti] noun Physics the resistance of a magnetic material to changes in magnetization, equivalent to the field intensity necessary to demagnetize the fully magnetized material …   English new terms dictionary

  • coercivity — co·er·civ·i·ty …   English syllables

  • coercivity — co•er•civ•i•ty [[t]ˌkoʊ ərˈsɪv ɪ ti[/t]] n. elm the magnetic intensity needed to reduce to zero the magnetic flux density of a fully magnetized magnetic specimen or to demagnetize a magnet • Etymology: 1895–1900 …   From formal English to slang

  • coercivity — ˌkōˌərˈsivəd.ē noun ( es) Etymology: coercive + ity : the property of a material determined by the value of the coercive force when the material has been magnetized to saturation …   Useful english dictionary

  • high coercivity —   adj.    a high energy form of magnetic encoding measuring in the range of 2400 to 4000 Oe which is resistant to accidental erasure …   Locksmith dictionary

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