DOI: 10.1039/d6sc06678j ISSN: 2041-6520

Tetraphenylmethane-based nonconjugated bipolar hosts with tunable donor–acceptor ratios for high-performance phosphorescent and TADF OLEDs

Jinyan Zhang, Changsheng Shi, Shengjie Li, Qi Li, Zeyan Hui, Ning Sun, Qiang Wang

Tetraphenylmethane-based nonconjugated bipolar hosts enable efficient blue TADF and multicolor phosphorescent OLEDs. DCz-DBI achieves external quantum efficiencies above 20% across blue, green, red, and white devices with simple architectures.

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