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Characterization of oxidation resistant Fe@M (M=Cr, Ni) core@shell nanoparticles prepared by a modified reverse micelle reaction
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10.1063/1.3548828
/content/aip/journal/jap/109/7/10.1063/1.3548828
http://aip.metastore.ingenta.com/content/aip/journal/jap/109/7/10.1063/1.3548828

Figures

Image of FIG. 1.
FIG. 1.

(Color online) XRD pattern of the as-synthesized Fe@M nanoparticles with an overlay of the data obtained from the JSPDS reference powder diffraction patterns of α-iron, chromium, and nickel

Image of FIG. 2.
FIG. 2.

(Color online) Room temperature VSM data plotted as magnetization (electromagnetic unit per gram) vs applied field (Oersted) for the Fe@M (M=Cr,Ni) core@shell nanoparticles.

Image of FIG. 3.
FIG. 3.

TEM image of (a) Fe@Cr and (b) Fe@Ni core@shell nanoparticles synthesized by the reverse micelle technique. Both Fe@Cr and Fe@Ni nanoparticles are relatively uniform sized with an average diameter of 7 and 10 nm, respectively.

Image of FIG. 4.
FIG. 4.

XPS survey scans of (a) Fe@Ni nanoparticles and (b) Fe@Cr nanoparticles. (c) Depth profile of Fe 2p region scans and (d) depth profile of Ni 2p regions scans of Fe@Ni core@shell nanoparticles.

Tables

Generic image for table
Table I.

The atomic percentage of each element present during various XPS depth profiling etch levels.

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/content/aip/journal/jap/109/7/10.1063/1.3548828
2011-03-28
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Characterization of oxidation resistant Fe@M (M=Cr, Ni) core@shell nanoparticles prepared by a modified reverse micelle reaction
http://aip.metastore.ingenta.com/content/aip/journal/jap/109/7/10.1063/1.3548828
10.1063/1.3548828
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