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author:

贾宏杰 (贾宏杰.) [1] | 程树英 (程树英.) [2]

Abstract:

采用真空热蒸发法在玻璃基片上分别蒸镀一层SnS薄膜和一层Ag薄膜,然后在300℃的真空炉中退火2h后,制备出SnS:Ag薄膜。通过改变银的蒸发电压(60V~70V),以实现不同掺杂浓度的SnS:Ag薄膜。采用XRD对制备的薄膜进行物相分析,结果表明,所制得的薄膜是具有正交结构的SnS多晶薄膜,在(111)晶面上有很强的择优取向,且当银的蒸发电压提高时,薄膜中会出现Ag_2S的衍射峰;同时掺杂对SnS薄膜表面形貌有一定的影响。光电性能研究表明,室温下,SnS:Ag薄膜随掺银量的增大,其载流子浓度增大,由银的蒸发电压为60V时的1.271×10~(15) cm~(-3)增大到70V时的1.035×...

Keyword:

Ag掺杂 SnS薄膜 半导体特性 掺银电压

Community:

  • [ 1 ] 福州大学物理与信息工程学院

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Year: 2008

Language: Chinese

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ESI Highly Cited Papers on the List: 0 Unfold All

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