| Hauptseite > Publications database > Dynamic modeling of the behavior of permalloy for magnetic shielding |
| Journal Article | IMPULSE-2017-00132 |
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2016
American Inst. of Physics
Melville, NY
Please use a persistent id in citations: doi:10.1063/1.4949516
Abstract: The minimization of the remanent magnetization of ferromagnetic materials is a prerequisite for a reproducible low magnetic field inside shields. To realistically describe this so-called magnetic equilibration procedure, this paper proposes two approaches for the calculation of time- and space-dependent fields in the presence of ferromagnetic materials like permalloy. The first method is based on the Jiles-Atherton model and also takes into account frequency dependent effects. The second method is the newly developed empirical phase shift model, tailored specially for the simulation of the equilibration procedure. Both approaches are compared to experimental tests and show good quantitative agreement.
Keyword(s): Instrument and Method Development (1st) ; Instrument and Method Development (2nd)
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