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Ferroic investigations in LuFe2O4 multiferroic ceramics
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10.1063/1.3622147
/content/aip/journal/jap/110/3/10.1063/1.3622147
http://aip.metastore.ingenta.com/content/aip/journal/jap/110/3/10.1063/1.3622147
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

XRD patterns and Rietveld refinement results for the powdered LuFe2O4 ceramic at 300 K.

Image of FIG. 2.
FIG. 2.

Scanning electron microscopy images for LuFe2O4 samples. (a) High-energy ball milled powder (12 h), and (b) as-fired (1473 K/1 h) ceramic surface.

Image of FIG. 3.
FIG. 3.

(a) Temperature and frequency dependent dielectric constant (ɛ′) for the LuFe2O4 ceramic. (b) Ferroelectric hysteresis loops, at 200 K and 10 Hz, for the LuFe2O4 ceramic. Inset: Vogel-Fulcher representation and correlated fitting curve.

Image of FIG. 4.
FIG. 4.

(a) Magnetic hysteresis loops for the LuFe2O4 ceramic powder at 300 K and 200 K. (b) field cooling and zero field cooling M × T curves at a probe field of 100 Oe.

Image of FIG. 5.
FIG. 5.

Mössbauer spectrum (symbols) and fitting curve (line) for the LuFe2O4 powdered ceramic at room temperature. Site 1—fitting curve (dashed line) for the Fe3+ subspectra, and Site 2—fitting curve (dotted line) for the Fe2.5+ subspectra.

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/content/aip/journal/jap/110/3/10.1063/1.3622147
2011-08-15
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Ferroic investigations in LuFe2O4 multiferroic ceramics
http://aip.metastore.ingenta.com/content/aip/journal/jap/110/3/10.1063/1.3622147
10.1063/1.3622147
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