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Electromagnetic-wave absorption properties of FeCo nanocapsules and coral-like aggregates self-assembled by the nanocapsules
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10.1063/1.2982411
/content/aip/journal/jap/104/6/10.1063/1.2982411
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/6/10.1063/1.2982411
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

XRD pattern of the aggregates.

Image of FIG. 2.
FIG. 2.

SEM images at different magnification of aggregates of FeCo nanocapsules show (a) a large branch of the aggregates, (b) a local image of the aggregates indicated by the arrow in (a), and (c) particles adhering together to form the flocculent structure indicated by the arrow in (b).

Image of FIG. 3.
FIG. 3.

(a) Morphology and size distribution of the FeCo nanocapsules (the inset shows the corresponding SAED pattern). (b) Wirelike structure self-assembled by several nanocapsules (the inset shows the electron diffraction dots of the nanocapsules indicated by the arrow). (c) HRTEM image of a FeCo nanocapsule.

Image of FIG. 4.
FIG. 4.

(a) Zero-field-cooled (ZFC) and field-cooled (FC) magnetization curves of FeCo nanocapsules at an applied field between 5 and 300 K. (b) Magnetic hysteresis loop at 295 K of FeCo nanocapsules.

Image of FIG. 5.
FIG. 5.

The relative complex permittivity (a) and permeability (b) of a FeCo nanocapsule-paraffin wax sample versus frequency.

Image of FIG. 6.
FIG. 6.

Microwave RL of a FeCo nanocapsule-paraffin wax sample versus frequency.

Image of FIG. 7.
FIG. 7.

Dielectric loss factor and magnetic loss factor of FeCo nanocapsule-paraffin wax sample versus frequency.

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/content/aip/journal/jap/104/6/10.1063/1.2982411
2008-09-26
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Electromagnetic-wave absorption properties of FeCo nanocapsules and coral-like aggregates self-assembled by the nanocapsules
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/6/10.1063/1.2982411
10.1063/1.2982411
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