1 International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China; Key Laboratory for the Physics and Chemistry of Nanodevices, Peking University, Beijing 100871, China.
2 Department of Physics and Shenzhen Institute for Quantum Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China.
3 International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China.
4 Beijing Academy of Quantum Information Sciences, Beijing 100193, China.
5 International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China; Beijing Academy of Quantum Information Sciences, Beijing 100193, China.
6 Condensed Matter Physics & Materials Science Division, Brookhaven National Laboratory, Upton, NY 11973-5000, USA.
7 Condensed Matter Physics & Materials Science Division, Brookhaven National Laboratory, Upton, NY 11973-5000, USA; Department of Physics and Astronomy, Stony Brook, University, Stony Brook, NY 11794-3800, USA.
8 International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China; Institute for Nanoelectronic Devices and Quantum Computing, Fudan University, Shanghai 200433, China; Hefei National Laboratory, Hefei 230088, China.
9 Department of Physics and Shenzhen Institute for Quantum Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China. Electronic address: luhz@sustech.edu.cn.
10 International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China; Beijing Academy of Quantum Information Sciences, Beijing 100193, China. Electronic address: weixj@baqis.ac.cn.
11 International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China; Key Laboratory for the Physics and Chemistry of Nanodevices, Peking University, Beijing 100871, China; Beijing Academy of Quantum Information Sciences, Beijing 100193, China; Interdisciplinary Institute of Light-Element Quantum Materials and Research Center for Light-Element Advanced Materials, Peking University, Beijing 100871, China. Electronic address: chenjianhao@pku.edu.cn.