1. College
of Energy, Beijing University of Chemical Technology, Beijing 100029, People’s Republic of China
2. Solar and Photovoltaics Engineering Research Center & Division of Physical Science and Engineering, King Abdullah University of Science and Technology, Thuwal 23955-6900, Kingdom of Saudi Arabia
3. Department
of Polymer Science and Engineering, University of Massachusetts, 120
Governors Drive, Amherst, Massachusetts 01003, United States
4. Department
of Materials Science and Engineering, Monash University, Clayton, Victoria 3800, Australia
5. Australian Synchrotron, 800 Blackburn
Road, Clayton, Victoria 3168, Australia
6. Polyera Corporation, 8045 Lamon
Avenue, Skokie, Illinois 60077, United States