The authors regret the omission of the e-mail addresses of two of the corresponding authors, Kwun Nam Hui and Chu-Ying Ouyang, from the original manuscript. The corrected list of affiliations is as shown here. The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.
All Science Journal Classification (ASJC) codes
- Renewable Energy, Sustainability and the Environment
- Materials Science(all)