1. Materials and Chemistry Science and Technology; National Renewable Energy Laboratory; Golden CO 80401 USA
2. Photovoltaic Research Laboratory; Massachusetts Institute of Technology; Cambridge MA 02139 USA
3. Departments of Materials and Interfaces and of Organic Chemistry Weizmann Institute of Science; Rehovot 76100 Israel
4. Department of Chemical and Biological Engineering; Princeton University; Princeton NJ 08544 USA
5. School of Chemistry and Biochemistry; Georgia Institute of Technology; Atlanta GA 30332 USA
6. Department of Chemistry; Bar-Ilan University; Ramat Gan 5290002 Israel
7. Department of Chemistry; University of Utah; Salt Lake City UT 84112 USA
8. Department of Mechanical Engineering and Materials Science; Duke University; Durham NC 27708 USA
9. Faculties of Chemical Engineering and Physics Technion; Israel Institute of Technology; Haifa 3200003 Israel
10. Department of Chemistry; University of Pennsylvania; Philadelphia PA 19104 USA
11. Electrical Engineering Department; University of California; Los Angeles CA 90095 USA
12. SLAC National Accelerator Laboratory; Menlo Park CA 94025 USA
13. Department of Electrical Engineering; Princeton University; Princeton NJ 08544 USA