1. Department of Information Display and Advanced Display Research CenterKyung Hee University Seoul South Korea
2. R&D Center, TAKOMA Co., Ltd, Nonsan‐si Chungnam South Korea
3. R&D Center, HunetPlus Co., Ltd Cheonan‐si, Chungsheongnam‐do South Korea
4. Nano Material Laboratory, R&D Center, ZEUS Co., Ltd Osan‐si, Gyeonggi‐do South Korea
5. Light Source Research Devision, Micro LED Research CenterKorea Photonics Technology Institute (KOPTI) Gwangju South Korea