1. Hunan Key Laboratory of Two-Dimensional Materials and State Key Laboratory for Chemo/Biosensing and Chemometrics, College of Chemistry and Chemical Engineering, Hunan University, Changsha 410082, China
2. College of Semiconductors (College of Integrated Circuits), Hunan University, Changsha 410082, China
3. MOE Key Laboratory of Low-Grade Energy Utilization Technologies and Systems, School of Energy and Power Engineering, Chongqing University, Chongqing 400044, China
4. Department of Chemistry and Biochemistry, University of California, Los Angeles, Los Angeles, California 90095, United States
5. Department of Applied Physics, School of Physics and Electronics, Hunan University, Changsha 410082, China