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Specific heat of ferroelectric Pb(Zr1−xTix)O3 ceramics across the morphotropic phase boundary
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10.1063/1.4712633
/content/aip/journal/jap/111/9/10.1063/1.4712633
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/9/10.1063/1.4712633

Figures

Image of FIG. 1.
FIG. 1.

X-ray diffraction patterns of the Pb(Zr1 − xTix)O3 ceramics, showing a pure perovskite phase for all the compositions.

Image of FIG. 2.
FIG. 2.

Interference due to pyroelectric effect and its correction by means of a 9 T magnetic field.

Image of FIG. 3.
FIG. 3.

Specific heats of PZT compositions measured from 1.8 to 300 K with an inset showing the range from 0 to 10 K.

Image of FIG. 4.
FIG. 4.

Entropies of PZT compositions from 1.8 to 300 K with an inset showing the range from 0 to 10 K.

Image of FIG. 5.
FIG. 5.

Enthalpies of PZT compositions from 1.8 to 300 K with an inset showing the range from 0 to 10 K.

Image of FIG. 6.
FIG. 6.

Data fit to the harmonic lattice expansion for the x = 0.455 composition.

Image of FIG. 7.
FIG. 7.

β coefficients from Eq. (7) and their standard errors for all compositions. The molecular weights (MW) for all the compositions are shown in the figure legend.

Image of FIG. 8.
FIG. 8.

Debye temperatures of the PZT as a function of composition.

Tables

Generic image for table
Table I.

Comparison of the specific heat data (in units of J mole−1 K−1) of undoped PZT (this work) with those of “soft” and “hard” PZT of Ref. 5.

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/content/aip/journal/jap/111/9/10.1063/1.4712633
2012-05-09
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Specific heat of ferroelectric Pb(Zr1−xTix)O3 ceramics across the morphotropic phase boundary
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/9/10.1063/1.4712633
10.1063/1.4712633
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