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ferrite

[ fer-ahyt ]

noun

  1. Chemistry. a compound, as NaFeO 2 , formed when ferric oxide is combined with a more basic metallic oxide.
  2. Metallurgy. the pure iron constituent of ferrous metals, as distinguished from the iron carbides.


ferrite

/ ˈfɛraɪt /

noun

  1. any of a group of ferromagnetic highly resistive ceramic compounds with the formula MFe 2 O 4 , where M is usually a metal such as cobalt or zinc
  2. any of the body-centred cubic allotropes of iron, such as alpha iron, occurring in steel, cast iron, etc
  3. any of various microscopic grains, probably composed of iron compounds, in certain igneous rocks
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of ferrite1

1875–80; < Latin ferr ( um ) iron + -ite 1
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Word History and Origins

Origin of ferrite1

C19: from ferri- + -ite 1
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Example Sentences

Core memory used metal wires threaded through tiny doughnut-shaped ferrite rings, or “cores,” to represent 1s and 0s.

Magment’s solution is to instead embed standard concrete with recycled ferrite particles, which are also able to generate a magnetic field but are considerably cheaper.

For β- and γ-ferrite, the transition point is about 870, the γ- form being the stable modification above this temperature.

Ferrite and cementite, already described in 10, are the final products of the transformation of austenite in slow-cooling.

The iron thus liberated, as the ferrite of this pearlite, changes simultaneously to α-ferrite.

Further, any ferrite liberated at Ar3 changes there from γ to β, and any present at Ar2 changes from β to α.

First, the hardness (VU) should increase progressively as the soft ferrite and graphite are replaced by the glass-hard cementite.

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Ferris wheelferrite core