Direct experimental observations reveal that grain boundaries in aluminium oxide migrate by a chain of structural phase transformations within the boundary core.
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Panels a–c adapted with permission from ref. 5, Springer Nature Ltd.
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29 July 2021
A Correction to this paper has been published: https://doi.org/10.1038/s41563-021-01083-3
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Mishin, Y. Interface migration by phase transformations. Nat. Mater. 20, 911–912 (2021). https://doi.org/10.1038/s41563-021-00945-0
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DOI: https://doi.org/10.1038/s41563-021-00945-0
