采用射频磁控溅射工艺,在镀有ITO薄膜的柔性PET衬底上低温制备WOx-Mo薄膜,利用电化学工作站测试薄膜的循环伏安曲线和计时电流曲线来分析薄膜的电致变色性能.结果表明:随Mo掺杂量的增加,薄膜的氧化峰峰位往电压正方向移动,并且氧化峰电流峰值增加,薄膜着色响应时间缩短,退色时间延长.当Mo掺杂量为15.4%时,着色时间最短达到4.53 s,退色时间最长达到9.8 s.薄膜的可逆性与电荷在薄膜中的滞留量有关,在Mo掺杂量为7.6%时,薄膜可逆性最好,达到51.2%左右,电荷滞留量为2.4E-3C.
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