Correction to: Nature Catalysis https://doi.org/10.1038/s41929-020-00550-5, published online 14 December 2020.

In the version of this article originally published, Co-TiO2 XRD patterns in Supplementary Figure 2 were erroneously presented as duplicates of TiO2 data. This error has now been corrected in a revised Supplementary Information file accompanying the article.