Suppressing dimer formation by increasing conformational freedom in multi-carbazole thermally activated delayed fluorescence emitters
Lubna Salah, Marc K. Etherington, Ali Shuaib, Andrew Danos, Ahmed Abdel Nazeer, Basma Ghazal, Antonio Prlj, Andrew T. Turley, Abhijit Mallick, Paul R. McGonigal, Basile F. E. Curchod, Andrew P. Monkman, Saad Makhseed
Abstract
Twisted carbazoles and shallow dihedral angles provide a defence against dimer formation that adversely affects OLED performance.
Topics & Concepts
CarbazoleDimerDihedral angleMaterials scienceFluorescenceOLEDPhotochemistryCrystallographyNanotechnologyOpticsOrganic chemistryChemistryMoleculePhysicsLayer (electronics)Hydrogen bondOrganic Light-Emitting Diodes ResearchOrganic Electronics and PhotovoltaicsLuminescence and Fluorescent Materials