Indole-fused BN-heteroarenes as narrowband blue emitters for organic light-emitting diodes

Authors :: Cheng-Zhuo Du
Yang Lv
Hengyi Dai
Xiangchen Hong
Jianping Zhou
Ji-Kun Li
Rong-Rong Gao
Dongdong Zhang
Lian Duan
Xiao-Ye Wang
Source :: Journal of Materials Chemistry C. 11:2469-2474
Publication Year :: 2023
Publisher :: Royal Society of Chemistry (RSC), 2023.
Abstract: Multi-resonance thermally activated delayed fluorescence (MR-TADF) emitters based on a novel indole-fused BN-heteroarene (InBN) are developed via a π-truncation strategy. Narrowband blue-emitting OLEDs are demonstrated with high EQEs of up to 16.8%.

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