1. School of Chemical Sciences The University of Auckland Auckland 1142 New Zealand
2. Department of Chemical Engineering Waterloo Institute for Nanotechnology Waterloo Institute for Sustainable Energy University of Waterloo Waterloo ON N2L 3G1 Canada
3. Shanghai Synchrotron Radiation Facility Shanghai Institute of Applied Physics Chinese Academy of Sciences Shanghai 201204 China
4. Key Laboratory of Photochemical Conversion and Optoelectronic Materials Technical Institute of Physics and Chemistry Chinese Academy of Sciences Beijing 100190 China