| abstract |
An organometallic compound represented by Formula 1, wherein the organometallic compound has a horizontal orientation ratio of a transition dipole moment in a range of about 85 percent to about 100 percent: n Formula 1M(L 1 ) n nwherein, in Formula 1, M is selected from a first-row transition metal of the Periodic Table of Elements, a second-row transition metal of the Periodic Table of Elements, and a third-row transition metal of the Periodic Table of Elements, n is 2 or 3, L 1 is a bidentate organic ligand bound to M, wherein L 1 does not comprise a fluoro group (-F), and wherein L 1 groups in the number of n are identical to each other. |