1. School of Materials Science and EngineeringNanyang Technological University Singapore 639798 Singapore
2. Solar Fuels LaboratoryNanyang Technological University Singapore 639798 Singapore
3. Energy Research Institute @NTUERI@NInterdisciplinary Graduate SchoolNanyang Technological University Singapore 639798 Singapore
4. Institute of Chemical and Engineering Sciences A*STAR 1 Pesek Road Singapore 627833 Singapore
5. Institute of PhysicsChinese Academy of Science P. O. Box 603 Beijing 100190 China
6. Singapore‐HUJ Alliance for Research and Enterprise (SHARE)Nanomaterials for Energy and Energy‐Water Nexus (NEW)Campus for Research Excellence and Technological Enterprise (CREATE) Singapore 138602 Singapore
7. Chimie du Solide et de l'EnergieUMR 8260Collège de France 75231 Paris Cedex 05 France
8. Réseau sur le Stockage Electrochimique de l'Energie (RS2E) FR CNRS 3459 80039 Amiens Cedex France