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Cyclic Cluster Growth in Ferroelectric Perovskites

Lupascu, Doru C. and Rabe, Ute (2002):
Cyclic Cluster Growth in Ferroelectric Perovskites.
In: Physical Review Letters, pp. 187601-1-187601-4, 89, (18), ISSN 0031-9007, [Online-Edition: http://dx.doi.org/10.1103/PhysRevLett.89.187601],
[Article]

Abstract

We prove that point defect clustering in perovskite ferroelectrics and the subsequent loss in switchable polarization can occur only if the depolarizing fields are locally unscreened during certain fractions of time in each of the multiple bipolar electric field cycles

Item Type: Article
Erschienen: 2002
Creators: Lupascu, Doru C. and Rabe, Ute
Title: Cyclic Cluster Growth in Ferroelectric Perovskites
Language: English
Abstract:

We prove that point defect clustering in perovskite ferroelectrics and the subsequent loss in switchable polarization can occur only if the depolarizing fields are locally unscreened during certain fractions of time in each of the multiple bipolar electric field cycles

Journal or Publication Title: Physical Review Letters
Volume: 89
Number: 18
Uncontrolled Keywords: cyclic cluster growth; ferroelectric perovskites; point defect clustering; switchable polarization; depolarizing fields; locally unscreened field; multiple bipolar electric field cycles
Divisions: 11 Department of Materials and Earth Sciences > Material Science > Nonmetallic-Inorganic Materials
11 Department of Materials and Earth Sciences > Material Science
11 Department of Materials and Earth Sciences
Date Deposited: 18 May 2011 15:20
Official URL: http://dx.doi.org/10.1103/PhysRevLett.89.187601
Identification Number: doi:10.1103/PhysRevLett.89.187601
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