Bo-Yen LinChia-Hsun ChenYuan-Zhen ZhuangChun-Chieh ChuMAN-KIT LEUNGHan-Kang LiuYung-Cheng TsaiTien-Lung ChiuJiun-Haw Lee2024-07-162024-07-162023https://scholars.lib.ntu.edu.tw/handle/123456789/7198622.95-times improvement in operation lifetime was achieved in blue triplet-triplet annihilation organic light-emitting diode (OLED) together with efficiency enhancement (13.5%) by using novel device architecture which significantly suppressed organic layer degradation and triplet-polaron quenching. © Optica Publishing Group 2023, © 2023 The Author(s)enconference paper10.1364/FIO.2023.JW4A.63