单词	demagnetize
释义	demagnetize /diːˈmaɡnɪtʌɪz / (also demagnetise) verb [with object] Remove magnetic properties from: demagnetize the tape heads... For example, once upon a time everyone knew that the tomato was deadly poison, and that one could demagnetize a permanent magnet by rubbing garlic on it. I told them to use demagnetized metal tools and proper shielding. The specimens were processed using a JR5A spinner magnetometer and demagnetized using a Molspin tumbler demagnetizer. Derivatives demagnetization /ˌdiːˌmaɡnɪtʌɪˈzeɪʃ(ə)n / noun ... Although glass is not normally thought to be magnetic, magnetization of these containers seems to destroy the helium alignment, while demagnetization makes bad bottles good. Cobalt, which is naturally ferromagnetic, provides resistance to demagnetization in several groups of permanent magnet materials. The direction and intensity of the remanent magnetization of the oriented samples before and after demagnetization were analysed using spinner magnetometers. demagnetizer noun ... The remainder of the collection was subjected to thermal demagnetization in MM2D demagnetizers. The specimens were processed using a JR5A spinner magnetometer and demagnetized using a Molspin tumbler demagnetizer. The rocks were then thermally demagnetized with an ASC thermal demagnetizer.
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