abstract |
The invention relates to dimeric copper (I) complexes, in particular as emitters in optoelectronic devices such as organic light-emitting diodes (OLEDs) and other components, according to formula A. Formula A wherein Cu: Cu (I), X: Cl, Br, I, SCN, CN, and / or alkynyl and P∩N: a phosphine ligand substituted with an N-heterocycle. |