Phenomenology of Barkhausen Effect in Soft Ferromagnetic Materials
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چکیده
We present results on Barkhausen noise power spectrum in polycrystalli.ne 3 % SiFe, measured in the central part of the hysteresis loop as a function of permeability /I and magnetization rate I , in the range 2.6 x lo3 5 p / po 5 5.5 x lo4, 1.5 x ~o-~Ts ' 5 I 5 5 TS-'. The parameters describing the spectrum shape exhibit definite power law dependences on both /I and I .
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تاریخ انتشار 2017