| 摘要 |
<p>A phosphorescent compound according to one embodiment of the present invention is represented by chemical formula 1. In chemical formula 1, X, Y, and Z are selected from carbon and nitrogen, respectively, except all of them are carbon, the substituted R is an aromatic ring compound or a heterocyclic compound and is one selected from phenyl, dibenzothiophene, dibenzofuran, and their substituent.</p> |
