Correction to: Nature Materials https://doi.org/10.1038/s41563-020-00875-3, published online 11 January 2021.

In the version of this Letter originally published, in the key in Fig. 3e the red data were mistakenly labelled ‘PMM-0.3PT(100)’; the label should have been ‘PMN-0.3PT(100)’. This has now been corrected.