High-performance blue OLED using multiresonance thermally activated delayed fluorescence host materials containing silicon atoms oleh Dongmin Park, Seokwoo Kang, Chi Hyun Ryoo, Byung Hak Jhun, Seyoung Jung, Thi Na Le, Min Chul Suh, Jaehyun Lee, Mi Eun Jun, Changwoong Chu, Jongwook Park, Soo Young Park