Stable blue thermally activated delayed fluorescent organic light-emitting diodes with three times longer lifetime than phosphorescent organic light-emitting diodes.

Kim, Mounggon; Jeon, Sang Kyu; Hwang, Seok-Ho; Lee, Jun Yeob · Adv Mater · 2015

basic_science · Level V

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Abstract

High quantum efficiency above 18% and extended lifetime three times longer than that of phosphorescent organic light-emitting diodes (OLEDs) are demonstrated in blue thermally activated delayed fluorescent OLEDs.