Correction: Steering the crystallization of perovskites for high-performance solar cells in ambient air (J. Mater. Chem. A (2019) 7 (12166-12175) DOI: 10.1039/C9TA02566A)

The authors regret that the conflict of interest statement in the published article was incomplete. The conflict of interest statement should read as follows: The research being reported in this paper was supported by Advanced Semiconductor Processing Technology, LLC (ASPT). One author of this paper, Prof. Zhi David Chen, has equity ownership in and serves as EO/CTO for ASPT. ASPT does not develop any product related to the research being reported here. The terms of this arrangement have been reviewed and approved by the University of Kentucky in accordance with its responsible conduct of research policies. The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.