Organic electroluminescent materials and devices
Abstract:
A compound having a structure according to wherein Y is a carbene moeity coordinated to a trivalent copper atom Cu is disclosed. In Formula I, L1, L2, and L3 are three monodentate ligands. In Formula II, L1, L2, and L3 represent a single tridentate ligand chelated by X, wherein X is B—H, C—H, N, P, or P═O.
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