1. School of Advanced Materials Engineering Jeonbuk National University 567 Baekje‐daero, Deokjin‐gu Jeonju 54896 Republic of Korea
2. Display Research Center Korea Electronics Technology Institute 68 Yatap‐dong, Bundang‐gu Seongnam 13509 Republic of Korea
3. Carbon & Light Materials Application Group Korea Institute of Industrial Technology 222 Palbok‐ro, Deokjin‐gu Jeonju 54853 Republic of Korea