1. Department of Materials Science and Engineering and Research Institute of Advanced Materials, Seoul National University, Seoul 08826, Korea
2. LG Electronics Yangjae R&D campus, 38, Baumoe-ro, Seocho-gu, Seoul 06763, Korea
3. Korea Institute for Advanced Study, Seoul 02792, Korea
4. Materials Modeling and Characterization Department, Korea Institute of Materials Science, Changwon 51508, Korea