Correction to: Nature Materials https://doi.org/10.1038/s41563-019-0481-6, published online 16 September 2019.
In the version of this Matters Arising originally published, the DOI link of the article by A. D. Schulz et al. was incorrectly given as https://doi.org/10.1038/s41563-019-480-7; it should have been https://doi.org/10.1038/s41563-019-0480-7. The same DOI has also been corrected in ref. 1.