1. Department of Mechanical Engineering, Iowa State University, Ames, Iowa 50011, United States
2. Department of Chemistry, Yale University, New Haven, Connecticut 06511, United States
3. Energy Sciences Institute, Yale University, West Haven, Connecticut 06516, United States
4. Department of Earth & Environmental Science, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
5. National Synchrotron Light Source II, Brookhaven National Laboratory, Upton, New York 11973, United States
6. Ames National Laboratory, U.S. Department of Energy, Ames, Iowa 50011, United States
7. Department of Chemistry, Iowa State University, Ames, Iowa 50011, United States
8. Joint Center for Artificial Photosynthesis, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
9. Department of Chemical and Biomolecular Engineering, University of California, Berkeley, California 94720, United States