PROPERTIES OF PHOTOSENSOR WITH AMORPHOUS SI-H/SIOX-H DOUBLE-LAYER STRUCTURE

被引:6
作者
HAGA, K [1 ]
MURAKAMI, A [1 ]
ADACHI, K [1 ]
KUMANO, M [1 ]
WATANABE, H [1 ]
机构
[1] SENDAI NATL COLL TECHNOL,SENDAI 98931,JAPAN
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1992年 / 31卷 / 03期
关键词
SILICON-OXYGEN ALLOY FILM; PHOTOSENSOR; PHOTORESPONSE; GLOW DISCHARGE; WIDE OPTICAL GAP; XPS; THERMAL STABILITY;
D O I
10.1143/JJAP.31.925
中图分类号
O59 [应用物理学];
学科分类号
摘要
A new amorphous silicon photosensor with glass/Cr/a-Si:H/a-SiOx:H/ITO structure was prepared. Initially, the photoresponse of this structure to a light pulse is about 750 times slower than that of the photosensor with the inverse (glass/ITO/a-SiOx:H/a-Si:H/Cr) structure. The X-ray photoemission spectra show that the a-SiOx:H surface is additionally oxidized during deposition of the ITO electrode. A fast response with a rise time of less than 1 ms can be obtained by treating the a-SiOx:H surface with boron plasma or depositing the boron-doped a-SiOx:H layer onto the undoped a-SiOx:H layer before the ITO deposition.
引用
收藏
页码:925 / 931
页数:7
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