Research advances, problems and developing tendency of organic phosphorescent electroluminescent materials with iridium core are reviewed, and the host materials for preparing devices are introduced briefly.

• 本文综述了以铱为内核的有机电致磷光材料的研究进展、存在问题和研究趋势，并简要介绍了用于制作有机磷光器件的主体材料。