Curie point

American  

noun

Physics.

1. the temperature beyond that at which a ferromagnetic substance exhibits paramagnetism.

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Curie point British  

noun

1. the temperature above which a ferromagnetic substance loses its ferromagnetism and becomes paramagnetic

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Curie point Scientific  

1. The temperature at which a phase change in the magnetic or ferroelectric properties of a substance occurs, especially the change from ferromagnetism to paramagnetism that occurs with increasing temperature.

2. Also called Curie temperature

3. See also magnetic reversal state of matter

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Etymology

Origin of Curie point

First recorded in 1920–25; named after Pierre Curie

Example Sentences

Hot fluids or ambient heat can reset an imprinted magnetic field if the temperature of magnetite rises to 585 degrees Celsius, its Curie point—the temperature at which magnetic fields are set in the mineral.

From Science Magazine