1. Department of Materials Science and Engineering, Seoul National University, Seoul 08826, Korea
2. Research Institute of Advanced Materials, Seoul National University, Seoul 08826, Korea
3. Department of Materials Science and Engineering, Yonsei University, Seoul 03722, Korea
4. LG Hausys R&D Center Glass Project, Seoul 04637, Korea
5. Department of Physics, Inha University, Incheon 22212, Korea
6. Ingram School of Engineering, Texas State University, San Marcos, Texas 78666, United States
7. Institute of Engineering Research, Seoul National University, Seoul 08826, Korea
8. Institute of Applied Physics, Seoul National University, Seoul 08826, Korea