| abstract |
The organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including a light-emitting layer, wherein the organic layer includes the first compound represented by Formula 1 and a second compound represented by formula 2, excluding the case where the first compound is 4,4'-bis(N-carbazolyl)-1,1'-biphenyl (CBP): formula 1 Formula 2 |