A universal host material for high external quantum efficiency close to 25% and long lifetime in green fluorescent and phosphorescent OLEDs.

Cho, Yong Joo; Yook, Kyoung Soo; Lee, Jun Yeob · Adv Mater · 2014

basic_science · Level V

Where this comes from

Abstract

High quantum efficiency close to 25% and long lifetime in green thermally activated delayed fluorescent and phosphorescent organic light emitting diodes are achieved using universal 3',5'-di(carbazol-9-yl)-[1,1'-biphenyl]-3,5-dicarbonitrile host material.