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Random dipolar ferromagnetism in core-shell cluster assemblies observed by electron holography
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10.1063/1.2748077
/content/aip/journal/apl/90/24/10.1063/1.2748077
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/24/10.1063/1.2748077
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) Bright-field TEM image of sparsely dispersed clusters, and (b) cross-sectional SEM image of thick randomly deposited clusters.

Image of FIG. 2.
FIG. 2.

Magnetic properties of cluster assembly: (a) field-cooled (FC) and zero-field-cooled (ZFC) magnetizations as functions of temperature, and (b) magnetization curves at after FC and ZFC treatments. The applied fields in (a) and (b) were and , respectively. The coercive field reaches at .

Image of FIG. 3.
FIG. 3.

(Color online) [(a)–(c)] Reconstructed phase distribution of a thick random assembly clusters and (d) the schematics of domain structure model: (a) Initial state at , (b) at after zero-field cooling, and (c) at after field cooling.

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/content/aip/journal/apl/90/24/10.1063/1.2748077
2007-06-14
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Random dipolar ferromagnetism in Co∕CoO core-shell cluster assemblies observed by electron holography
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/24/10.1063/1.2748077
10.1063/1.2748077
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