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采用热丝辅助MWECR-CVD系统制备出了a-Si:H薄膜.应用傅立叶红外仪测量了薄膜的红外谱,用共面蒸铝电极法测量了薄膜的光电导.通过比较A样品(加入热丝)和B样品(未加热丝),得出在热丝辅助MWECR-CVD系统制备非晶硅薄膜过程中,热丝的光照对薄膜的抗衰退起到了关键作用,用该系统制备非晶硅薄膜,大大降低了薄膜中的总氢含量,提高了薄膜的稳定性,同时,Si-H键合体的摇摆模发生了红移.

参考文献

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