Carbazolylgold(<scp>iii</scp>) complexes with thermally activated delayed fluorescence switched on by ligand manipulation as high efficiency organic light-emitting devices with small efficiency roll-offs
Chun‐Yin Wong, Man‐Chung Tang, Lok‐Kwan Li, Ming‐Yi Leung, Wai Kit Tang, Shiu‐Lun Lai, Wai‐Lung Cheung, Maggie Ng, Mei‐Yee Chan, Vivian Wing‐Wah Yam
Abstract
Switch on of TADF can be achieved by tuning the excited state energy levels via ligand manipulation of the carbazolylgold( iii ) C^C^N complexes. The resulting OLEDs show maximum EQEs of over 11% and efficiency roll-offs of down to less than 1%.
Topics & Concepts
Ligand (biochemistry)FluorescenceChemistryPhotochemistryMaterials scienceReceptorOpticsPhysicsBiochemistryOrganic Light-Emitting Diodes ResearchOrganic Electronics and PhotovoltaicsConducting polymers and applications