制作了双层结构(ITO/TPD/AlQ/Al)的有机发光二极管(OLED),并通过带有CCD相机的显微镜动态地观察了Al电极表面形态的变化,发现Al电极表面形态变化与工作时间及工作电压有关.在不同的工作时间与工作电压下,Al电极表面形态变化的程度也不一样.
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