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Room-temperature single phase multiferroic magnetoelectrics: Pb(Fe, M)x(Zr,Ti)(1−x)O3 [M = Ta, Nb]
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10.1063/1.4790317
/content/aip/journal/jap/113/7/10.1063/1.4790317
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/7/10.1063/1.4790317
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Room temperature x-ray spectra of (a) Pb(Fe0.5Nb0.5)x(Zr0.53Ti0.47)(1−x)O3 ceramics for different compositions (0.1 ≤ x ≤ 0.4). A close view of: (b) (101) and (c) (200) peaks for Pb(Fe0.5Nb0.5)x(Zr0.53Ti0.47)(1−x)O3, (d) (101), and (e) (200) peaks for Pb(Fe0.5Ta0.5)y(Zr0.53Ti0.47)(1−y)O3.

Image of FIG. 2.
FIG. 2.

Room temperature Raman spectra of PZT and Pb(Fe0.5Nb0.5)x(Zr0.53Ti0.47)(1−x)O3 (x = 0.1, 0.2, 0.3, 0.4) ceramics.

Image of FIG. 3.
FIG. 3.

Room temperature (a) Ferroelectric loop for Pb(Fe0.5Nb0.5)x(Zr0.53Ti0.47)(1−x)O3 (x = 0.1, 0.2, 0.3, 0.4) ceramics. (b) Remanent polarization (Pr) and the respective electric coercive field (Ec) for PFNx-PZT(1−x) and PFTy-PZT(1−y) as a function of the concentration (x or y).

Image of FIG. 4.
FIG. 4.

Room temperature (a) ferromagnetic loop for Pb(Fe0.5Nb0.5)x(Zr0.53Ti0.47)(1−x)O3 (x = 0.1, 0.2, 0.3, 0.4) ceramics. (b) Remanent magnetization (Mr) and the respective magnetic coercive field (Hc) for PFNx-PZT(1−x) and PFTy-PZT(1−y) as a function of the concentration (x or y).

Image of FIG. 5.
FIG. 5.

(a) Temperature dependence of the dielectric constant PFNx-PZT(1−x) (x = 0.1, 0.2, 0.3, 0.4) ceramics at 10 kHz. (b) Curie temperature (Tc) as a function of the x or y concentration for PFNx-PZT(1−x) and PFTy-PZT(1−y), respectively, dotted lines represent the Tc values of PZT, PFN, and PFT ceramic compounds.

Image of FIG. 6.
FIG. 6.

SEM image (upper figure) for: (a) ∼1 μm grain of Pb(Fe0.5Nb0.5)x(Zr0.53Ti0.47)(1−x)O3 (x = 0.2) and (b) lamella of Pb(Fe0.5Ta0.5)y(Zr0.53Ti0.47)(1−y)O3 (y = 0.4), ceramic samples. Lower figures in (a) and (b) represent the respective elemental concentration (Fe, Pb, Ti, Zr, Nb, Ta, and O) dot maps for each sample.

Image of FIG. 7.
FIG. 7.

ME voltage coefficient as a function of the bias magnetic field in longitudinal (αE,33) and transverse (αE,31) modes for PFTy-PZT(1−y) (y = 0.2) at 1 kHz and room temperature.

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/content/aip/journal/jap/113/7/10.1063/1.4790317
2013-02-20
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Room-temperature single phase multiferroic magnetoelectrics: Pb(Fe, M)x(Zr,Ti)(1−x)O3 [M = Ta, Nb]
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/7/10.1063/1.4790317
10.1063/1.4790317
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