1. Hefei National Research Center for Physical Sciences at the Microscale and School of Physical Sciences, University of Science and Technology of China 1 , Hefei 230026, China
2. CAS Center for Excellence in Quantum Information and Quantum Physics, University of Science and Technology of China 2 , Hefei 230026, China
3. School of Electronic Science and Engineering, Nanjing University 3 , Nanjing 210093, China
4. Hefei National Laboratory, University of Science and Technology of China 4 , Hefei 230088, China