Formation, structure and fluorescence of CdS clusters in a mesoporous zeolite
文献类型:期刊论文
作者 | Chen W ; Xu Y ; Lin ZJ ; Wang ZG ; Lin LY |
刊名 | solid state communications
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出版日期 | 1998 |
卷号 | 105期号:2页码:129-134 |
关键词 | SEMICONDUCTOR MICROCRYSTALS OPTICAL-PROPERTIES PHOTOCHEMISTRY LUMINESCENCE PARTICLES EXCITONS SPECTRA |
ISSN号 | 0038-1098 |
通讯作者 | chen w,chinese acad sci,inst semicond,lab semicond mat sci,pob 912,beijing 100083,peoples r china. |
中文摘要 | cds clusters are formed in the pores of a mesoporous zeolite in which the size of the clusters may be adjusted. the size of the clusters increases as the cds loading is increased. x-ray diffraction investigation shows that the lattice constants of the clusters contract upon increasing size. this contraction is attributed to an increase of the static pressure exercised by the zeolite framework as the clusters grow bigger. both the excitonic and trapped emission bands are detected and become more intensive upon decreasing size. three absorption bands appear in the photoluminescence excitation (ple) spectra and they shift to the blue as cluster size decreases. based on the effective-mass approximation, the three bands are assigned to the 1s-1s, 1s-1p and 1s-1d transitions, respectively. the size-dependence of the ple spectra can also be explained. (c) 1997 elsevier science ltd. |
学科主题 | 半导体物理 |
收录类别 | SCI |
语种 | 英语 |
公开日期 | 2010-08-12 |
源URL | [http://ir.semi.ac.cn/handle/172111/13308] ![]() |
专题 | 半导体研究所_中国科学院半导体研究所(2009年前) |
推荐引用方式 GB/T 7714 | Chen W,Xu Y,Lin ZJ,et al. Formation, structure and fluorescence of CdS clusters in a mesoporous zeolite[J]. solid state communications,1998,105(2):129-134. |
APA | Chen W,Xu Y,Lin ZJ,Wang ZG,&Lin LY.(1998).Formation, structure and fluorescence of CdS clusters in a mesoporous zeolite.solid state communications,105(2),129-134. |
MLA | Chen W,et al."Formation, structure and fluorescence of CdS clusters in a mesoporous zeolite".solid state communications 105.2(1998):129-134. |
入库方式: OAI收割
来源:半导体研究所
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