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Relation Between Disaccomodation and Magnetic Properties of Manganese-ferrous Ferrite by U. Enz is a Physics and Astronomy article available to read on EtoBox.

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Initial permeability, crystalline anisotropy and magnetostriction have been measured on a single crystal of manganese-ferrous ferrite. The initial permeability shows a high disaccomodation, i.e. a decrease with time. This decrease can be as high as 95~o of the value immediately after demagnetisation. Disaccomodation is a timedependent blocking of domain walls, the cause of which is supposed to be a transition of electrons between different ions. The blocked walls cause constricted minor hyseresis loops which indeed have been found. Manganese-ferrous ferrites have in general an extra peak of the permeability as a function of temperature not understood up till now. I t is shown that this is an effect of disaccomodation.

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Author

U. Enz

Publisher

Elsevier Science; Elsevier ; North-Holland Publ Co; Elsevier BV (ISSN 0031-8914)

Published

1958

Language

EN

Field

Physics and Astronomy (Physical Sciences)