1. Department of Materials and Mineral Resources Engineering, National Taipei University of Technology, Taipei 10608, Taiwan
2. Institute of Mineral Resources Engineering, National Taipei University of Technology, Taipei 10608, Taiwan
3. Taiwan Consortium of Emergent Crystalline Materials, Ministry of Science and Technology, Taipei 10622, Taiwan
4. Advanced Imaging and Microscopy Laboratory, Maryland NanoCenter, Institute for Research in Electronic and Applied Physics, University of Maryland, College Park, Maryland 20742, USA
5. Materials Characterization Facility, Texas A&M University, College Station, Texas 77845, USA
6. Materials Analysis Division, Taiwan Semiconductor Research Institute, National Applied Research Laboratories, Hsinchu 300091, Taiwan
7. Department of Material Science and Engineering, University of Maryland, College Park, Maryland 20742, USA
8. Department of Physics, National Tsing Hua University, Hsinchu 30013, Taiwan
9. Graduate Institute of Applied Physics and Department of Physics, National Taiwan University, Taipei 10617, Taiwan