Nonequilibrium polarization dynamics in antiferroelectrics

Nonequilibrium polarization dynamics in antiferroelectrics A nonequilibrium statistical domain nucleation model of polarization dynamics in less understood antiferroelectric systems is introduced. Predictions of the model have been successfully tested experimentally using an antiferroelectric Pb0.99Nb0.02[(Zr0.57Sn0.43)0.94Ti0.06]0.98O3 polycrystalline ceramic. We determined the activation energy of the domain nucleation process for this particular antiferroelectric sample to be Wb=1.07eV and the critical volume of the polar nucleus V*=98×10−27m3, which corresponds to a linear length scale of 2.86 nm. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Physical Review B American Physical Society (APS)

Nonequilibrium polarization dynamics in antiferroelectrics

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Nonequilibrium polarization dynamics in antiferroelectrics

Abstract

A nonequilibrium statistical domain nucleation model of polarization dynamics in less understood antiferroelectric systems is introduced. Predictions of the model have been successfully tested experimentally using an antiferroelectric Pb0.99Nb0.02[(Zr0.57Sn0.43)0.94Ti0.06]0.98O3 polycrystalline ceramic. We determined the activation energy of the domain nucleation process for this particular antiferroelectric sample to be Wb=1.07eV and the critical volume of the polar nucleus V*=98×10−27m3, which corresponds to a linear length scale of 2.86 nm.
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Publisher
The American Physical Society
Copyright
Copyright © ©2017 American Physical Society
ISSN
1098-0121
eISSN
1550-235X
D.O.I.
10.1103/PhysRevB.96.014104
Publisher site
See Article on Publisher Site

Abstract

A nonequilibrium statistical domain nucleation model of polarization dynamics in less understood antiferroelectric systems is introduced. Predictions of the model have been successfully tested experimentally using an antiferroelectric Pb0.99Nb0.02[(Zr0.57Sn0.43)0.94Ti0.06]0.98O3 polycrystalline ceramic. We determined the activation energy of the domain nucleation process for this particular antiferroelectric sample to be Wb=1.07eV and the critical volume of the polar nucleus V*=98×10−27m3, which corresponds to a linear length scale of 2.86 nm.

Journal

Physical Review BAmerican Physical Society (APS)

Published: Jul 7, 2017

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