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Remanent states and magnetization reversal of nanopatterned spin-valve elements using off-axis electron holography
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10.1063/1.3058626
/content/aip/journal/jap/105/7/10.1063/1.3058626
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/7/10.1063/1.3058626
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) In-focus image showing as-prepared array of spin-valve elements ( and ). (b) Defocused Fresnel image of single spin-valve element in remanent state.

Image of FIG. 2.
FIG. 2.

Reconstructed holographic phase images of spin-valve elements ( and ) showing different remanent configurations. Arrow shows initial saturation direction. Colored bar shows phase in images ranging from 0 to . (a) Flux closure. (b) Flux closure with one vortex. (c) Complex configuration.

Image of FIG. 3.
FIG. 3.

Phase images of (a) parallel-coupled and (b) antiparallel configurations at remanent state. (c) Corresponding line profiles. White arrows show saturation direction for (a) and (b). Element and . The phase contribution from mean inner potential is removed from the line profiles.

Image of FIG. 4.
FIG. 4.

Hysteresis loop for spin-valve element with and .

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/content/aip/journal/jap/105/7/10.1063/1.3058626
2009-02-18
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Remanent states and magnetization reversal of nanopatterned spin-valve elements using off-axis electron holography
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/7/10.1063/1.3058626
10.1063/1.3058626
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