| 摘要 |
<p>PURPOSE: A compound is provided to improve light emitting efficiency and lifetime of a light emitting device. CONSTITUTION: A compound is denoted by formula 102. A carbazole compound is denoted by general formula G1. In general formula G1, R^1 is a C1-C12 alkyl group, a substituted or non-substituted phenyl group, a substituted or non-substituted non-phenyl group, a substituted or non-substituted naphthyl group, a substituted or non-substituted phenanthryl group, a substituted, or a substituent of general formula G1-1.</p> |
