Nature Communications (Apr 2020)

Nanosecond-time-scale delayed fluorescence molecule for deep-blue OLEDs with small efficiency rolloff

  • Jong Uk Kim,
  • In Seob Park,
  • Chin-Yiu Chan,
  • Masaki Tanaka,
  • Youichi Tsuchiya,
  • Hajime Nakanotani,
  • Chihaya Adachi

DOI
https://doi.org/10.1038/s41467-020-15558-5
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 8

Abstract

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Deep-blue emitting organic materials with low exciton lifetime are required to realize efficient organic light-emitting diodes (OLEDs) at high brightness. Here, the authors report deep-blue OLEDs featuring thermally activated delayed fluorescence molecules with subnano-second exciton lifetime.