PVDF对QLEDs中激子复合行为的调控 (IMAGE)

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PVDF对QLEDs中激子复合行为的调控

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无PVDF修饰 (a)与引入PVDF修饰 (b) QDs内部激子复合机理示意图。无PVDF (c) 与含PVDF (d) 器件的二维可视化激子复合分布图（上图）及对应激子复合速率曲线（下图）。 不同电流密度下，无PVDF修饰 (e) 引入PVDF (f) 钙钛矿QLEDs的电致发光（EL）光谱；插图为器件在3.0 V驱动电压下，发光呈现“ZZU”对数标识图案的实物发光照片。

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