1. Department of Semiconductor Systems Engineering Korea University Seoul 02841 Republic of Korea
2. Department of Materials Science and Engineering Korea University Seoul 02841 Republic of Korea
3. Materials Science Engineering Program and Department of Electrical and Computer Engineering University of California San Diego La Jolla CA 92093 USA
4. Nanophotonics Research Center Korea Institute of Science and Technology Seoul 02792 Republic of Korea
5. KIST‐SKKU Carbon‐Neutral Research Center Sungkyunkwan University (SKKU) Suwon 16419 Republic of Korea
6. Resources Utilization Research Center Korea Institute of Geoscience and Mineral Resources Daejeon 34132 Republic of Korea