1. Department of Chemistry, University of Toronto, 80 Saint George street, Toronto M5S 3H6, Ontario, Canada
2. Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
3. Center for Functional Nanomaterials, Brookhaven National Laboratory, Upton, New York 11973, United States
4. National Synchrotron Light Source II, Brookhaven National Laboratory, Upton, New York 11973, United States
5. Departments of Chemical Engineering and Applied Physics and Applied Mathematics, Columbia University, New York, New York 10027, United States
6. Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
7. Institute of Biomaterials and Biomedical Engineering, University of Toronto, Toronto M5S 3H6, Ontario, Canada
8. Department of Chemical Engineering and Applied Chemistry, University of Toronto, Toronto M5S 3H6, Ontario, Canada