1. Department of Materials Science and Engineering, National Taiwan University of Science and Technology, Taipei 10607, Taiwan
2. Department of Materials and Optoelectronic Science, National Sun Yat-sen University, Kaohsiung 80424, Taiwan
3. Department of Materials Science and Engineering, National Chiao Tung University, Hsinchu 30010, Taiwan
4. Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
5. Applied Research Center for Thin-Film Metallic Glass, National Taiwan University of Science and Technology, Taipei 10607, Taiwan