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Nanoscale phase separation in perovskites revisited

Nanoscale phase separation in perovskites revisited correspondence Nanoscale phase separation in perovskites revisited To the Editor — Crystal structure two-dimensionally modulated structure Later, using transmission electron determination becomes particularly complex of (Nd Li )TiO perovskites. However, microscopy (TEM), Guiton and Davies 2/3–x 3x 3 when competing interactions cause intricate our experimental study evidences an identified two types of periodic pattern: a modulated structures. A striking example is unfortunate misinterpretation of some of rectangular chessboard pattern with {100} given by the incommensurately modulated the electron microscopy data . domain boundaries and a diamond-type perovskites at ferroelectric–antiferroelectric e f Th ull complexity of the pattern with {110} boundaries. As both morphotropic phase boundaries, which (Nd Li )TiO materials was first noticed patterns appear in the same material, yet 2/3–x 3x 3 arise due to a competition between by García-Martín et al. who showed that under different imaging conditions, one octahedral tilting distortions and polar electron diffraction (ED) reveals satellites pattern should ree fl ct diffraction contrast 1,2 cation displacements . Extra complexity is decorating the main ree fl ctions of the due to a periodically modulated strain expected when the displacement modulation a  × a  × 2a layered perovskite structure el fi d, whereas the other pattern should p p p is http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Nature Materials Springer Journals

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References (9)

Publisher
Springer Journals
Copyright
Copyright © 2014 by Nature Publishing Group, a division of Macmillan Publishers Limited. All Rights Reserved.
Subject
Materials Science; Materials Science, general; Optical and Electronic Materials; Biomaterials; Nanotechnology; Condensed Matter Physics
ISSN
1476-1122
eISSN
1476-4660
DOI
10.1038/nmat3865
Publisher site
See Article on Publisher Site

Abstract

correspondence Nanoscale phase separation in perovskites revisited To the Editor — Crystal structure two-dimensionally modulated structure Later, using transmission electron determination becomes particularly complex of (Nd Li )TiO perovskites. However, microscopy (TEM), Guiton and Davies 2/3–x 3x 3 when competing interactions cause intricate our experimental study evidences an identified two types of periodic pattern: a modulated structures. A striking example is unfortunate misinterpretation of some of rectangular chessboard pattern with {100} given by the incommensurately modulated the electron microscopy data . domain boundaries and a diamond-type perovskites at ferroelectric–antiferroelectric e f Th ull complexity of the pattern with {110} boundaries. As both morphotropic phase boundaries, which (Nd Li )TiO materials was first noticed patterns appear in the same material, yet 2/3–x 3x 3 arise due to a competition between by García-Martín et al. who showed that under different imaging conditions, one octahedral tilting distortions and polar electron diffraction (ED) reveals satellites pattern should ree fl ct diffraction contrast 1,2 cation displacements . Extra complexity is decorating the main ree fl ctions of the due to a periodically modulated strain expected when the displacement modulation a  × a  × 2a layered perovskite structure el fi d, whereas the other pattern should p p p is

Journal

Nature MaterialsSpringer Journals

Published: Feb 20, 2014

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