1. Department of Materials Science and Engineering, University of Washington, Seattle, WA 98195, USA
2. Pritzker School of Molecular Engineering, University of Chicago, Chicago, IL, USA
3. School of Chemical and Biomolecular Engineering, Cornell University, Ithaca, NY, USA
4. Materials Science and Engineering Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899, USA
5. National Synchrotron Light Source II, Brookhaven National Laboratory, Upton, New York, 11973, USA
6. Molecular Engineering and Sciences Institute, University of Washington, Seattle, WA 98195, USA
7. Department of Chemistry, University of Washington, Seattle, WA 98195, USA