1. Divison of Display
and Semiconductor Physics, Display Convergence, College of Science
and Technology, Korea University, Sejong Campus, 2511 Sejong-ro, Sejong City 30019, Republic of Korea
2. Department of Advanced Materials Chemistry,
College of Science and Technology, Korea University, Sejong Campus, 2511 Sejong-ro, Sejong City 339-770, Republic of Korea
3. Advanced
Functional Thin Films Department, Korea Institute of Materials Science (KIMS), Changwon 51508, Republic of Korea