| abstract |
Provided are organic electronic devices comprising at least one layer comprising at least one complex of the formula: n nwhere M is Ti, Zr, Hf, Nb, Re, Sn, and Ge; R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , and R 8 are each independently F, Cl, CF 3 , diarylamine, carbazolyl, alkoxy, cyano, alkyl or aryl, wherein at least one of R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , and R 8 is carbazolyl; and a, b, c, d, e, f, g, and h are each 0, 1, 2, or 3, at least one of which is other than zero. |