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Dielectric responses of modified ceramics in multilayer ceramic capacitors to the combined uniaxial stress and dc bias field
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10.1063/1.2998906
/content/aip/journal/jap/104/7/10.1063/1.2998906
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/7/10.1063/1.2998906
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Schematic illustration of the experimental equipment used in measuring the dielectric properties under a combined uniaxial stress and dc bias field.

Image of FIG. 2.
FIG. 2.

Temperature dependence of the dielectric permittivity at 1 kHz under a combined uniaxial stress and dc bias field.

Image of FIG. 3.
FIG. 3.

Dielectric permittivity as a function of temperature at 1 kHz under (a) zero dc bias, (b) 2.8, and (c) 5.6 MV/m. All curves are measured for both zero stress and 10 MPa stress.

Image of FIG. 4.
FIG. 4.

Model of the transformation from PMRs to polar macrodomains in the shell part of a core-shell structured grain under the action of a dc bias field.

Image of FIG. 5.
FIG. 5.

Changes in the domain configuration under combined dc bias and uniaxial compressive stress.

Image of FIG. 6.
FIG. 6.

Temperature and frequency dependence of the dielectric permittivity at zero dc bias and 5.6 MV/m (inset) without uniaxial stress.

Image of FIG. 7.
FIG. 7.

Raman spectra at (a) 253 and (b) 323 K, both recorded without dc bias field and at 6 MV/m.

Image of FIG. 8.
FIG. 8.

Dependence of the Curie temperature , the Curie–Weiss temperature and the Curie–Weiss constant on dc bias and uniaxial stress.

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/content/aip/journal/jap/104/7/10.1063/1.2998906
2008-10-15
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Dielectric responses of modified BaTiO3 ceramics in multilayer ceramic capacitors to the combined uniaxial stress and dc bias field
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/7/10.1063/1.2998906
10.1063/1.2998906
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