Piezoelectricity in nominally centrosymmetric phases

Compound phases often display properties that are symmetry forbidden relative to their nominal, average crystallographic symmetry, even if extrinsic reasons (defects, strain, or imperfections) are not apparent. Specifically, breaking the macroscopic inversion symmetry of a centrosymmetric phase can...

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Bibliographic Details
Main Authors: Oktay Aktas, Moussa Kangama, Gan Linyu, Gustau Catalan, Xiangdong Ding, Alex Zunger, Ekhard K. H. Salje
Format: Article
Language:English
Published: American Physical Society 2021-12-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.3.043221