Einstein-de Haas method

Einstein-de Haas method

[′īn‚stīn də′häs ‚meth·əd]
(electromagnetism)
Method of measuring the gyromagnetic ratio of a ferromagnetic substance; one measures the angular displacement induced in a ferromagnetic cylinder suspended from a torsion fiber when magnetization of the object is reversed, and the magnetization change is measured with a magnetometer.
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