An organic electroluminescence device includes: a cathode; an anode; and an organic thin-film layer having one or more layers and provided between the anode and the cathode, in which the organic layer includes an emitting layer. The emitting layer includes a first host material, a second host material and a phosphorescent dopant material. The first host material is a compound represented by a formula (1A). The second host material is a compound represented by a formula (2A).
一种有机电致发光器件包括:阴极;阳极;以及具有一个或多个层的有机薄膜层,设置在阳极和阴极之间,其中有机层包括一个发光层。发光层包括第一主体材料、第二主体材料和
磷光掺杂材料。第一主体材料是由式(1A)表示的化合物。第二主体材料是由式(2A)表示的化合物。