1. Department of Materials Science and Engineering; National Taiwan University; No. 1, Sec. 4, Roosevelt Rd. Taipei 10617 Taiwan
2. Department of Physics; National Taiwan University; No. 1, Sec. 4, Roosevelt Rd. Taipei 10617 Taiwan
3. Nano Science and Technology Program; Taiwan International Graduate Program; Academia Sinica and National Taiwan University; No. 128, Sec. 2, Academia Rd. Taipei 115 Taiwan
4. Department of Physics; National Chung Hsing University; No. 145, Xingda Rd. Taichung 40227 Taiwan
5. Center for Condensed Matter Sciences; National Taiwan University; No. 1, Sec. 4, Roosevelt Rd. Taipei 10617 Taiwan
6. Institute of Physics; Academia Sinica; No. 128, Sec. 2, Academia Rd. Taipei 115 Taiwan
7. Department of Electrophysics; National Chiao Tung University; No. 1001, University Rd. Hsinchu 300 Taiwan
8. Taiwan Consortium of Emergent Crystalline Materials (TCECM); Ministry of Science and Technology; Taipei 106 Taiwan
9. Center of Atomic Initiative for New Materials (AI-MAT); National Taiwan University; No. 1, Sec. 4, Roosevelt Rd. Taipei 10617 Taiwan