High-resolution transmission electron microscopy study of luminescent anodized amorphous silicon

被引:11
|
作者
Bustarret, E [1 ]
Sauvain, E [1 ]
Ligeon, M [1 ]
机构
[1] UNIV GRENOBLE 1,SPECTROMETRIE PHYS LAB,F-38402 ST MARTIN DHER,FRANCE
关键词
D O I
10.1080/095008397179895
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
High resolution transmission electron microscopy revealed luminescent anodized hydrogenated silicon to be porous on a 3-5 nm scale and still fully amorphous, in contrast with the nanocrystalline character of anodized c-Si wafers processed and observed under similar conditions. These experimental findings strengthened our claim that crystallinity is not a requirement for visible photoluminescence to occur at room-temperature in silicon-based nanostructures.
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页码:35 / 42
页数:8
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