1. Department of Chemical and Biomolecular Engineering, Yonsei University, 50 Yonsei-ro, Seodaemun-gu, Seoul 03722, Republic of Korea
2. Department of Physics, Sogang University, Seoul 04107, Korea
3. Spectroscopy Laboratory for Functional π-Electronic Systems and Department of Chemistry, Yonsei University, 50 Yonsei-ro, Seodaemun-gu, Seoul 03722, Republic of Korea
4. Department of Energy Science, Sungkyunkwan University, Suwon 16419, Republic of Korea
5. Pohang Accelerator Laboratory (PAL), Pohang 790-784, Republic of Korea
6. Leading Technology Team, R&D Center, Shinsung E&G Co., Ltd., 8, Daewangpangyo-ro 395, Bundang-gu, Seongnam, Gyeonggi-do 13543, Korea
7. School of Integrative Engineering, Chung-Ang University, 84 Heukseok-Ro, Dongjak-gu, Seoul 06974, Republic of Korea