P25

[P25-145] Highly Effective Thermally Activated Delayed Fluorescence Emitters Based on Symmetry and Asymmetry Nicotinonitrile Derivatives

*Chae Won Park¹, Min Gyeong Choi², Chan Hee Lee^3,4, Chihaya Adachi^3,4, Sae Youn Lee² (1. Department of Advanced Battery Convergene Engineering, Dongguk University (Korea), 2. Department of Energy and Materials Engineering, Dongguk University (Korea), 3. Center for Organic Photonics and Electronics Research (OPERA), Kyushu University (Japan), 4. Department of Chemistry and Biochemistry, Kyushu University (Japan))

Keywords:Organic Light-Emitting Diodes, Thermally Activated Delayed Fluorescence, Symmetry