Curie point

A transition temperature marking a change in the magnetic or ferroelectric properties of a substance, especially the change from ferromagnetism to paramagnetism. Also called Curie temperature.

[After Pierre Curie.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Curie point

Curie temperature

(General Physics) the temperature above which a ferromagnetic substance loses its ferromagnetism and becomes paramagnetic

[C20: named after Pierre Curie]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Cu′rie point`

the temperature above which a ferromagnetic substance exhibits paramagnetism. Also called Cu′rie tem`perature.

[1920–25; after Pierre Curie]

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Noun

Curie point - the temperature above which a ferromagnetic substance loses its ferromagnetism and becomes paramagnetic

Curie temperature

temperature - the degree of hotness or coldness of a body or environment (corresponding to its molecular activity)

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References in periodicals archive

The self-calibration is triggered fully automatically at a temperature of 118 deg C (Curie point of the integrated reference), a process typically occurring during each steam sterilisation (SIP) of the plant.

World's first self-calibrating thermometer

Pierre Curie long ago discovered that as he progressively heated magnetized materials in his laboratory, they lose their magnetization at a certain temperature, now known as the Curie point. For iron, which carries magnetism in lavas, the Curie point occurs at 770[degrees]C (1418[degrees]F).

A Hole in the Moon's Magnetic Field: Astronomers propose a new origin for this mysterious magnetic void

TrustSens has a built-in, precision ceramic reference based on the Curie Point of the reference material; that is, the temperature at which its ferromagnetic properties abruptly change.

Endress+Hauser: Self-Calibrating Temperature Sensor

Tivey: Magnetism does not exist above a temperature called the Curie point, 580 degrees Celsius for ocean crust.

Attracted to magnetics: a conversation with WHOI geologist Maurice Tivey

Chemical characterization of the organic matter in forest soils by Curie point pyrolysis-GC/MS and pyrolysis-field ionization mass spectrometry.

Characterization of Dachengzi oil shale fast pyrolysis by Curie-point pyrolysis-GC-MS

It is preferable for the magnetic material that is used in a magnetic refrigerator to have a Curie point close to room temperature, along with a large magnetocaloric effect.

Cooling characteristics of new refrigeration system without heat transfer fluid

This "Curie point" temperature is when the skin effect begins to decrease, again permitting the current back into the conductive core of the heater and repeating the cycle.

RF shield rework: a new solution involves high-energy conduction heating and custom tips

In our research we measured the temperature dependencies from room temperature to temperature of Curie point.

Effect of temperature increasing to Curie point on the material coefficients of PZT ceramics

Copolymers containing 50-80 mol% VDF are of special interest, because they exhibit a Curie point which is absent in pure PVDF and show a marked increase in polarization [11].

Effect of crystallite size on the deformation and fracture of poly(vinylidene fluoride-trifluorethylene) ferroelectric copolymer films under uniaxial tension

The Curie point is the temperature at which a material changes from a ferromagnetic to a paramagnetic state; this temperature is significant because a material will exhibit its greatest magnetocaloric effect near the Curie temperature.

Recent developments in room temperature Active Magnetic Regenerative Refrigeration