1. Organic Electronic
Materials Laboratory, Department of Information Display, Kyung Hee University, Seoul 02447, Republic of Korea
2. Department of Physics and Institute of Basic Sciences, Kyung Hee University, Seoul 02447, Republic of Korea
3. Platform Technology Lab, Samsung Advanced Institute of Technology, 130 Samsung-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do 16678, Korea