| abstract |
An organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a first compound and a second compound, the first compound includes a compound represented by the following Formula 1, and the second compound includes a compound represented by one of the following Formulae 2-1 to 2-4: |