1. Center for Correlated Electron Systems, Institute for Basic Science, Seoul 08826, Republic of Korea
2. Department of Physics and Astronomy, Seoul National University, Seoul 08826, Republic of Korea
3. Department of Physics and HMC, Sejong University, Seoul 05006, Republic of Korea
4. Department of Physics, Jeonbuk National University, Jeonju 54896, Republic of Korea
5. Hydrogen·Fuel Cell Research Center, Korea Institute of Science and Technology (KIST), Seoul 02792, Republic of Korea
6. Division of Energy & Environment Technology, KIST School, University of Science and Technology (UST), Daejeon 34113, Republic of Korea
7. KHU−KIST Department of Converging Science and Technology, Kyung Hee University, Seoul 02447, Republic of Korea
8. Department of Physics, Ajou University, Suwon 16499, Korea
9. Research Center for Novel Epitaxial Quantum Architectures, Department of Physics, Seoul National University, Seoul 08826, Korea
10. Center for Theoretical Physics (CTP), Seoul National University, Seoul 08826, Republic of Korea