Tetraboron deep-blue MR-TADF emitter

Meets BT.2020

A fully fused acceptor-donor-acceptor design enables ultranarrow emission and fast reverse intersystem crossing simultaneously, achieving high efficiency without a sensitizer.

Cheng, Ying · Tang, Xun · Tong-Yuan, Zhang · Yu, Jia · Wang, Kai · Adachi, Chihaya · Chen, Xiankai · Zhang, Hong

Advanced Materials 2025

Specifications

半峰宽

{'zh': '12', 'en': ''} nm

最大外量子效率

{'zh': '30.3', 'en': ''} %

真空蒸镀器件最大外量子效率

{'zh': '39.6', 'en': ''} %

反向系间窜越速率

{'zh': '4.23 × 10⁶', 'en': ''} s⁻¹