Theoretical Physics Division, Chern Institute of Mathematics, Nankai University, Tianjin 300071, China;
Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, Singapore 117543;
physics Department, School of Science, Tianjin University, Tianjin 300072, China;
Sino-European Institute of Aviation Engineering, Civil Aviation University of China, Tianjin 300300, China;
Theoretical Physics Division, Chern Institute of Mathematics, Nankai University, Tianjin 300071, China;
Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, Singapore 117543;
