Nature Communications (Aug 2021)

High efficiency blue organic light-emitting diodes with below-bandgap electroluminescence

  • Maria Vasilopoulou,
  • Abd. Rashid bin Mohd Yusoff,
  • Matyas Daboczi,
  • Julio Conforto,
  • Anderson Emanuel Ximim Gavim,
  • Wilson Jose da Silva,
  • Andreia Gerniski Macedo,
  • Anastasia Soultati,
  • George Pistolis,
  • Fabio Kurt Schneider,
  • Yifan Dong,
  • Polina Jacoutot,
  • Georgios Rotas,
  • Jin Jang,
  • Georgios C. Vougioukalakis,
  • Christos L. Chochos,
  • Ji-Seon Kim,
  • Nicola Gasparini

DOI
https://doi.org/10.1038/s41467-021-25135-z
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 10

Abstract

Read online

Thermally activated delayed fluorescence organic light-emitting diodes (TADF-OLEDs) rely on high triplet energy interlayers to confine excitons, which results in reduced performance. Here, the authors report high-performance blue TADF-OLEDs with below bandgap electroluminescence.