| abstract |
The invention comprises a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode, wherein the organic layer comprises an organometallic complex of formula (I) and a compound of formula (II) or Organic electronic device. (I) ≪ (III) Organic electronic devices, especially organic light emitting devices, can exhibit excellent lifetime, power efficiency, quantum efficiency and / or low operating voltage. |