1. Department
of Materials Science and Engineering and the Materials Research Center,
the Argonne-Northwestern Solar Energy Research Center, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208, United States
2. Department
of Chemistry, National Central University, Chung-Li, Taiwan 32054, ROC
3. Department
of Chemistry, PSG College of Arts and Science, Coimbatore, India-641014
4. Research
Center for New Generation Photovoltaics, National Central University, Chung-Li,
Taiwan 32054, ROC
5. Department
of Chemistry and the Materials Research Center, the Argonne-Northwestern
Solar Energy Research Center, Northwestern University, 2145 Sheridan
Road, Evanston, Illinois 60208, United States
6. Polyera Corporation, 8045 Lamon
Avenue, Skokie, Illinois 60077, United States