Polarization dynamics and non-equilibrium processes in ferroelectric switching

Melvin M. Vopson, Paul M. Weaver, Markys G. Cain, Mike J. Reece, K. B. Chong

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Time and thermal dependent effects are critical for the operation of non-volatile memories based on ferroelectrics. In this paper we assume a domain nucleation process of the polarization reversal and we discuss the polarization dynamics in the framework of a non-equilibrium statistical approach. This approach yields analytical expressions, which can be used to explain a wide range of time and thermal dependent effects in ferroelectrics. Experimental P-E loops data obtained for soft ferroelectrics at various temperatures are well predicted by the theory.

Original languageEnglish
Title of host publicationProceedings of the 2010 IEEE International Symposium on the Applications of Ferroelectrics, ISAF 2010, Co-located with the 10th European Conference on the Applications of Polar Dielectrics, ECAPD 2010
DOIs
Publication statusPublished - 2010
Externally publishedYes
Event2010 IEEE International Symposium on the Applications of Ferroelectrics, ISAF 2010, Co-located with the 10th European Conference on the Applications of Polar Dielectrics, ECAPD 2010 - Edinburgh, Scotland, United Kingdom
Duration: 9 Aug 201012 Aug 2010

Publication series

NameProceedings of the 2010 IEEE International Symposium on the Applications of Ferroelectrics, ISAF 2010, Co-located with the 10th European Conference on the Applications of Polar Dielectrics, ECAPD 2010

Conference

Conference2010 IEEE International Symposium on the Applications of Ferroelectrics, ISAF 2010, Co-located with the 10th European Conference on the Applications of Polar Dielectrics, ECAPD 2010
Country/TerritoryUnited Kingdom
CityEdinburgh, Scotland
Period9/08/1012/08/10

Keywords

  • Ferroelectric switching
  • Non-equilibrium nucleation model
  • Thermal effects
  • Time dependent effects

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