1. Department
of Physics, Southeast University, Nanjing 211189, China
2. Synergetic
Innovation Center for Quantum Effects and Applications (SICQEA), Hunan Normal University, Changsha 410081, China
3. Institute
of High Performance Computing, Agency for Science, Technology and Research, 1 Fusionopolis Way, #16-16 Connexis, Singapore 138632, Republic of Singapore
4. Institute
of Materials Research and Engineering, Agency for Science, Technology and Research, 2 Fusionopolis Way, Innovis, #08-03, Singapore 138634, Republic of Singapore