1. Functional Nanomaterials Laboratory, Center for Micro/Nanomaterials
and Technology and Key Laboratory of Photochemical Conversion and
Optoelectronic Materials, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences (CAS), Beijing 100190, China
2. School of Materials Science & Engineering, Beihang University, Beijing 100191, China
3. Beijing
Key Laboratory of Novel Thin Film Solar Cells, Renewable Energy School, North China Electric Power University, Beijing 102206, China
4. State Key Laboratory of Low-Dimensional
Quantum Physics, Department of Physics, Tsinghua University, Beijing 100084, China
5. Collaborative Innovation Center of Quantum Matter, Beijing, China