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Modeling of the Barkhausen jump in low carbon steel
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10.1063/1.2840058
/content/aip/journal/jap/103/4/10.1063/1.2840058
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/4/10.1063/1.2840058

Figures

Image of FIG. 1.
FIG. 1.

Experimental setup.

Image of FIG. 2.
FIG. 2.

Steel sample microstructures visualized by optic microscopy: (a) 1005, (b) 1020, (c) 1045, and (d) 1070 (zoom ).

Image of FIG. 3.
FIG. 3.

Scheme of the dependence of the pinning site potential energy on the position [ vs ].

Image of FIG. 4.
FIG. 4.

Scheme of the dependence of the pinning site coercive field on the position [ vs ].

Image of FIG. 5.
FIG. 5.

Scheme of the potential energy of two pinning sites and corresponding coercive fields.

Image of FIG. 6.
FIG. 6.

Schematic explanation of the model conditions. The wall jumps from the releasing point to the next pinning site.

Image of FIG. 7.
FIG. 7.

Scheme of the dependence of the domain-wall velocity on the position: (a) the velocity of the domain wall interacting with the pinning sites and and (b) Barkhausen signal, corresponding to the same domain wall, filtered.

Image of FIG. 8.
FIG. 8.

Dependence of the average MBN jump height on the carbon content.

Image of FIG. 9.
FIG. 9.

Dependence of the average jump height on the frequency for different applied fields and the corresponding fitting curves using Eq. (10) (frequency range 0.5–3 Hz).

Image of FIG. 10.
FIG. 10.

Dependence of the average jump height on the frequency and the fitting curve using Eq. (13) (frequency range 10–100 Hz).

Tables

Generic image for table
Table I.

Heat treatments of steel samples.

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/content/aip/journal/jap/103/4/10.1063/1.2840058
2008-02-28
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Modeling of the Barkhausen jump in low carbon steel
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/4/10.1063/1.2840058
10.1063/1.2840058
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