1. Hefei National Laboratory for Physical Sciences at the Microscale, Department of Physics, and CAS Key Laboratory of Strongly-Coupled Quantum Matter Physics, University of Science and Technology of China, Hefei 230026, China
2. Hefei National Laboratory for Physical Sciences at the Microscale, iChEM (Collaborative Innovation Center of Chemistry for Energy Materials), Department of Chemical Physics, University of Science and Technology of China, Hefei 230026, China
3. Key Laboratory of Materials Physics, Institute of Solid State Physics, CAS, Hefei 230031, China
4. Collaborative Innovation Center of Advanced Microstructures, Nanjing 210093, China