| abstract |
An organic light-emitting device including a first electrode as an anode; a second electrode as a cathode and facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode, where at least one selected from the emission layer and the electron transport region includes at least one selected from condensed cyclic compounds represented by Formula 1:n nA 2 -(A 1 ) n1 . Formula 1 |