1. Department of Physics and van der Waals Materials Research Center, Yonsei University 1 , 50 Yonsei-ro, Seodaemun-gu, Seoul 03722, Republic of Korea
2. Advanced Analysis & Data Center, Korea Institute of Science and Technology (KIST) 2 , Seoul 02792, Republic of Korea
3. Institut für Physik & IRIS Adlershof, Humboldt-Universität zu Berlin 3 , Brook-Taylor Straße 6, 12489 Berlin, Germany
4. Institut für Chemie, Humboldt-Universität zu Berlin 4 , Brook-Taylor Straße 6, 12489 Berlin, Germany
5. Helmholtz-Zentrum für Materialien und Energie GmbH 5 , Bereich Solarenergieforschung, Albert-Einstein Straße 15, 12489 Berlin, Germany
6. Department of Physics, Yonsei University 6 , 1 Yonseidae-gil, Wonju-si, Gangwon-do 26493, Republic of Korea
7. Department of Physics and Institute of Quantum Convergence Technology, Kangwon National University 7 , 1 Gangwondaehak-gil, Chuncheon-si, Gangwon-do 24341, Republic of Korea
8. Division of Nano & Information Technology, KIST School, University of Science and Technology (UST) 8 , Seoul 02792, Republic of Korea