Definition of permalloy in English:

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permalloy

Pronunciation: /ˈpəːməlɔɪ/

noun

[mass noun]
An alloy of nickel and iron that is easily magnetized and demagnetized, used in electrical equipment.
Example sentences
  • He and his colleagues deposited exquisitely thin loops of an easily magnetized nickel-iron compound called permalloy onto silicon wafers.
  • The readback portion of the head is a conventional permalloy shielded, bottom spin valve sensor.

Origin

1920s: from permeable + alloy.

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