1. Center
for Nanochemistry, Beijing Science and Engineering Center for Nanocarbons,
Beijing National Laboratory for Molecular Sciences (BNLMS), College
of Chemistry and Molecular Engineering, Peking University, Beijing 100871, People’s Republic of China
2. Department of Materials Science and Engineering, Stanford University, Stanford, California 94305, United States
3. College of Chemistry and Biological Sciences, Yili Normal University, Yining, Xinjiang 83500, People’s Republic of China
4. Stanford Institute for Materials and Energy Sciences, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, California 94025, United States