1. Department of Chemistry Center for Light Energy Activated Redox Processes (LEAP) and the Materials Research Center (MRC) Northwestern University 2145 Sheridan Road Evanston IL 60208 USA
2. Key Laboratory of Green Chemistry and Technology (Ministry of Education) College of Chemistry Sichuan University Chengdu 610064 P. R. China
3. Raynergy Tek Incorporation 2F, 60, Park Ave. 2, Hsinchu Science Park Hsinchu 30844 Taiwan
4. Flexterra Inc. 8025 Lamon Avenue Skokie IL 60077 USA