Achieving high circularly polarized luminescence with push–pull helicenic systems: from rationalized design to top-emission CP-OLED applications
Kais Dhbaibi, Laura Abella, Sylvia Meunier‐Della‐Gatta, Thierry Roisnel, Nicolas Vanthuyne, Bassem Jamoussi, Grégory Pieters, Benoît Racine, Etienne Quesnel, Jochen Autschbach, Jeanne Crassous, Ludovic Favereau
Abstract
A CPL intensity of up to 3 × 10<sup>−2</sup> is achieved in π-extended 6-helicene derivatives, owing to an intense helicene-mediated exciton coupling. Corresponding top-emission CP-OLEDs afforded a promising <italic>g</italic><sub>El</sub> of around 8 × 10<sup>−3</sup>.
Topics & Concepts
OLEDLuminescenceOptoelectronicsMaterials scienceNanotechnologyLayer (electronics)Synthesis and Properties of Aromatic CompoundsLuminescence and Fluorescent MaterialsLiquid Crystal Research Advancements