1. Computational
Research Division, Lawrence Berkeley National Laboratory, 1 Cyclotron
Road, Berkeley, California 94720, United States
2. Hefei
National Laboratory for Physical Sciences at Microscale, University of Science and Technology of China, 96 JinZhai Road, Hefei, Anhui 230026, China
3. Synergetic
Innovation Center of Quantum Information and Quantum Physics, University of Science and Technology of China, Hefei, Anhui 230026, China