Deep‐Red/Near‐Infrared Delayed Fluorescence Luminophores Based on Dipyrido[3,2‐a:2”,3”‐c]Phenazine‐11,12‐Dicarbonitrile for High‐Performance OLEDs (Advanced Optical Materials 14/2023)

In article number 2300404, Zujin Zhao and colleagues create efficient deep-red to near-infrared thermally activated delayed fluorescence molecules with extended π-conjugation intramolecular hydrogen bonding, which exhibit high photoluminescence efficiencies large horizontal dipole ratios furnish the state-of-the-art organic light-emitting diodes, outstanding external quantum of up 32.9%.