International Display Workshops General Incorporated Association

11:00 〜 11:20

[OLED1-3L (Invited)] Highly Efficient and Pure Blue Fluorescent Organic Light-Emitting Diodes with Excellent Device Stability

Duy Cong Le1、*Hideyuki Murata1、Hirofumi Kubota2 (1.Japan Advanced Institute of Science and Technology (Japan)、2.Chemical Materials Evaluation and Research Base (Japan))

high efficiency blue fluorescent OLED, excellent stability, triplet-triplet annihilation, Triazine derivative

https://doi.org/10.36463/idw.2022.0427

Blue fluorescent organic light-emitting diodes with a high external quantum efficiency of 9.53% and excellent lifetime (LT95 ~1335 h) at 1000 cd/m2 are demonstrated. The LT95 is further enhanced to 3450 h in the device with a triazine derivative used as an electron transport layer.