1. Department of Materials Science and Engineering, University of California, Berkeley, Berkeley, California 94720, United States
2. California Research Alliance (CARA), BASF Corporation, Berkeley, California 94720, United States
3. Kavli Energy Nanoscience Institute, University of California, Berkeley, Berkeley, California 94720, United States
4. Department of Chemistry, University of California, Berkeley, Berkeley, California 94720, United States
5. Department of Chemistry and Chemical Biology, Cornell University, Ithaca, New York 14850, United States
6. School of Applied and Engineering Physics, Cornell University, Ithaca, New York 14850, United States
7. Miller Institute for Basic Research in Science, University of California, Berkeley, Berkeley, California 94720, United States
8. BASF SE, 67056 Ludwigshafen am Rhein, Germany
9. Kavli Institute at Cornell for Nanoscale Science, Cornell University, Ithaca 14850, New York United States