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Polyimide/nanosized CaCu3Ti4O12 functional hybrid films with high dielectric permittivity
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10.1063/1.4789504
/content/aip/journal/apl/102/4/10.1063/1.4789504
http://aip.metastore.ingenta.com/content/aip/journal/apl/102/4/10.1063/1.4789504
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

XRD pattern of the CCTO powder and PI/Nano-CCTO composites.

Image of FIG. 2.
FIG. 2.

(a) SEM morphology of the CCTO powders. (b) SEM morphology of the fractured cross-surface of pure PI. (c) PI/Nano-CCTO hybrid film with 5 vol. % CCTO filler. (d) Hybrid film with 16 vol. % CCTO filler. (e) Hybrid film with 30 vol. % CCTO filler. (f)TEM images of Nano-CCTO, bright field image, and diffraction (inset).

Image of FIG. 3.
FIG. 3.

Dependence of (a) dielectric permittivity, (b) loss tangent on frequency of the PI/Nano-CCTO hybrid films with different f CCTO at room temperature.

Image of FIG. 4.
FIG. 4.

Comparison of experimental and theoretical dielectric permittivities of PI/Nano-CCTO composites as a function of volume fraction of CCTO nanoparticles at 100 Hz and room temperature.

Image of FIG. 5.
FIG. 5.

Variation of dielectric permittivity as a function of the interparticle distance. An illustration of interparticle distance and interfacial area with various volume fraction of CCTO (inset).

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/content/aip/journal/apl/102/4/10.1063/1.4789504
2013-01-29
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Polyimide/nanosized CaCu3Ti4O12 functional hybrid films with high dielectric permittivity
http://aip.metastore.ingenta.com/content/aip/journal/apl/102/4/10.1063/1.4789504
10.1063/1.4789504
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