1. Department of Chemistry, the Center for Light Energy Activated Redox Processes (LEAP), and the Materials Research Center, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208, United States
2. Material Measurement Laboratory, National Institute of Standards and Technology, Gaithersburg, Maryland 20899, United States
3. Flexterra Corporation, 8025 Lamon Avenue, Skokie, Illinois 60077, United States