Seungjin Lee1, Jong Hyun Park1, Yun Seok Nam1, Bo Ram Lee2,3, Baodan Zhao2, Daniele Di Nuzzo2, Eui Dae Jung1, Hansol Jeon1, Ju‐Young Kim1, Hu Young Jeong4, Richard H. Friend2, Myoung Hoon Song1
1School of Materials Science and Engineering, Ulsan National Institute of Science and Technology, UNIST-gil 50, Ulsan, 44919, Republic of Korea
2Cavendish Laboratory, JJ Thomson Avenue, Cambridge CB3 0HE, United Kingdom
3Department of Physics, Pukyong National University, 45 Yongso-ro, Nam-gu, Busan, 48513, Republic of Korea
4UNIST Central Research Facilities, Ulsan National Institute of Science and Technology, UNIST-gil 50, Ulsan, 44919, Republic of Korea