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Mapping Polarization of Perovskite Oxides across Scales Using 4D STEM with Improved Spatial Resolution

Published online by Cambridge University Press:  30 July 2021

Tim Eldred ,
Jacob Smith ,
Stephen Funni ,
Elizabeth Dickey  and
Wenpei Gao
Tim Eldred
Affiliation:
North Carolina State University, United States
Jacob Smith
Affiliation:
North Carolina State University, United States
Stephen Funni
Affiliation:
Carnegie Mellon University, United States
Elizabeth Dickey
Affiliation:
Carnegie Mellon University, United States
Wenpei Gao
Affiliation:
North Carolina State University, United States

Abstract

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Type
Diffraction Imaging Across Disciplines
Information
Microscopy and Microanalysis , Volume 27 , Supplement S1 , August 2021 , pp. 1796 - 1797
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Copyright
Copyright © The Author(s), 2021. Published by Cambridge University Press on behalf of the Microscopy Society of America

References

Tsuda, K.; Yasuhara, A.; Tanaka, M. Two-Dimensional Mapping of Polarizations of Rhombohedral Nanostructures in the Tetragonal Phase of BaTiO3 by the Combined Use of the Scanning Transmission Electron Microscopy and Convergent-Beam Electron Diffraction Methods. Appl. Phys. Lett. 2013, 103 (8), 082908. https://doi.org/10.1063/1.4819221.Google Scholar
Shao, Y.-T.; Zuo, J.-M. Nanoscale Symmetry Fluctuations in Ferroelectric Barium Titanate, BaTiO3. Acta Cryst B 2017, 73 (4), 708–714. https://doi.org/10.1107/S2052520617008496.Google ScholarPubMed
This work was supported by start-up fund from the College of Engineering and Department of Materials Science and Engineering at North Carolina State University. Electron microscopy was performed at the Analytical Instrumentation Facility (AIF) at North Carolina State University, which is supported by the State of North Carolina and the National Science Foundation (award number ECCS-2025064). The AIF is a member of the North Carolina Research Triangle Nanotechnology Network (RTNN), a site in the National Nanotechnology Coordinated Infrastructure (NNCI).Google Scholar