This invention relates to the development of heterocyclic materials for use in OLED devices. The materials are based on a pair of 5-membered aromatic or psuedoaromatic rings bonded to one another and complexed to a transition metal.
本发明涉及用于有机发光二极管设备的杂环材料的开发。这些材料基于一对相互键合并与过渡
金属络合的五元芳香族或次芳香族环。