1. Department of Physics, National Tsing Hua University, Hsinchu 30013, Taiwan
2. National Synchrotron Radiation Research Center, Hsinchu 30076, Taiwan
3. Center for Theory and Computation, National Tsing Hua University, Hsinchu 30013, Taiwan
4. Physics Division, National Center for Theoretical Sciences, Taipei 10617, Taiwan
5. Center for Quantum Technology, National Tsing Hua University, Hsinchu 30013, Taiwan
6. Department of Electrophysics, National Yang Ming Chiao Tung University, Hsinchu 30010, Taiwan
7. Department of Physics, National Sun Yat-sen University, Kaohsiung 80424, Taiwan
8. Institute of Physics, Academia Sinica, Taipei 11529, Taiwan