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Magnetization behavior of ordered and high density Co nanowire arrays with varying aspect ratio
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10.1063/1.2917191
/content/aip/journal/jap/103/9/10.1063/1.2917191
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/9/10.1063/1.2917191
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Typical SEM images of an AAO template inside a domain (a) and Co NWs deposited inside AAO pore channels: topography (b) and cross-section (c).

Image of FIG. 2.
FIG. 2.

XRD profile of an array with . Inset shows a cross-sectional SEM image of the XRD specimen (image bar: ).

Image of FIG. 3.
FIG. 3.

Normalized parallel and perpendicular hysteresis loops of Co NW arrays with and (a), (b), and (c).

Image of FIG. 4.
FIG. 4.

Squareness (a) and coercive field (b) for both parallel and perpendicular orientations as function of aspect ratio (or ); variation of demagnetization factors for a prolate spheroid particle (c).

Image of FIG. 5.
FIG. 5.

Slope at (a) and effective anisotropy field (b) as function of aspect ratio for Co NW arrays reported in Fig. 4. Variation of (calculated) magnetostatic interaction energy with respect to aspect ratio for two parallel axially magnetized wires (c).

Image of FIG. 6.
FIG. 6.

Normalized curves of high aspect ratio Co NW arrays with (a), and extracted magnetic parameters (b). Insets in (a) show cross-sectional SEM images of the used templates with 40 and 70 nm pores (image sizes are identical at , dark lines correspond to pores, and columns correspond to pore walls).

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/content/aip/journal/jap/103/9/10.1063/1.2917191
2008-05-09
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Magnetization behavior of ordered and high density Co nanowire arrays with varying aspect ratio
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/9/10.1063/1.2917191
10.1063/1.2917191
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