1. Department of Chemistry
and the Materials Research Center, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208,
United States
2. Department of Materials
Science and Engineering and Materials Research Center, Northwestern University, 2220 Campus
Drive, Evanston, Illinois 60208, United States
3. Polyera Corporation, 8045 Lamon Avenue, Skokie, Illinois 60077, United States