A novel butterfly-like Ir(III) complex is designed, synthesized, and characterized for highly efficient yellow phosphorescent polymer-based light-emitting diodes (PLEDs). The device shows a maximum external quantum efficiency of 19.2%, luminance efficiency of 40 cd A−1 and Commission International de L'Eclairage (CIE) color coordinates of (0.49, 0.50) at J = 1.2 mA cm−2.
设计、合成并表征了一种新型蝴蝶状 Ir(III) 配合物,用于高效黄色磷光聚合物发光二极管 (PLED)。该器件的最大外量子效率为 19.2%,发光效率为 40 cd A−1,国际照明委员会 (CIE) 在 J = 1.2 mA cm−2 时的色坐标为 (0.49, 0.50)。