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Coercivity mechanism of hydrogenation disproportionation desorption recombination processed Nd–Fe–B based magnets
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10.1063/1.2969416
/content/aip/journal/apl/93/5/10.1063/1.2969416
http://aip.metastore.ingenta.com/content/aip/journal/apl/93/5/10.1063/1.2969416
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Dependence of coercivities on the holding time of DR stage. The inset figure shows the demagnetization curves for 15 and 20 min DR time.

Image of FIG. 2.
FIG. 2.

Bright field TEM images of the magnets (a) after 15 min (b) and 20 min DR times. (c) Nd -edge map of the magnet after 15 min DR processing. (d) Nd -edge map of the magnet after 20 min DR processing.

Image of FIG. 3.
FIG. 3.

HRTEM images of the magnets after (a) 15 min and (b) 20 min DR times.

Image of FIG. 4.
FIG. 4.

3DAP analysis results of the magnet after 20 min DR processing. (a) Nd elemental map of the analyzed volume. (b) Nd and B maps of the selected volume perpendicular to the grain boundary. (c) Concentration depth profiles for Nd, Fe, B, and Co determined from the 3DAP analysis shown in (b).

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/content/aip/journal/apl/93/5/10.1063/1.2969416
2008-08-08
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Coercivity mechanism of hydrogenation disproportionation desorption recombination processed Nd–Fe–B based magnets
http://aip.metastore.ingenta.com/content/aip/journal/apl/93/5/10.1063/1.2969416
10.1063/1.2969416
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