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Effect of growth interruption on the optical properties of inas/gaas quantum dots

文献类型:期刊论文

作者Lu, ZD; Xu, JZ; Zheng, BZ; Xu, ZY; Ge, WK
刊名Solid state communications
出版日期1999-02-19
卷号109期号:10页码:649-653
关键词Semiconductors Optical properties Luminescence
ISSN号0038-1098
通讯作者Xu, zy()
英文摘要The effect of growth interruption (gi) on the optical properties of inas/gaas quantum dots was investigated by cw and time-resolved photoluminescence (pl). it is found that this effect depends very much on the growth conditions, in particular, the growth rate. in the case of low growth rate, we have found that the gi may introduce either red-shift or blue-shift in pl with increase of the interruption lime, depending on the inas thickness. the observed red shift in our 1.7 monolayer (ml) sample is attributed to the evolution of the inas islands during the growth interruption. while the blue-shift in the 3 ml sample is suggested to be mainly caused by the strain effect. in addition, nearly zero shift was observed for the sample with thickness around 2.5 ml, (c) 1999 elsevier science ltd. all rights reserved.
WOS关键词TIME ; CONFIGURATION ; LUMINESCENCE ; WELLS
WOS研究方向Physics
WOS类目Physics, Condensed Matter
语种英语
WOS记录号WOS:000079601100007
出版者PERGAMON-ELSEVIER SCIENCE LTD
URI标识http://www.irgrid.ac.cn/handle/1471x/2428746
专题半导体研究所
通讯作者Xu, ZY
作者单位1.Chinese Acad Sci, Inst Semicond, NLSM, Beijing 100083, Peoples R China
2.Hong Kong Univ Sci & Technol, Dept Phys, Kowloon, Hong Kong
推荐引用方式
GB/T 7714
Lu, ZD,Xu, JZ,Zheng, BZ,et al. Effect of growth interruption on the optical properties of inas/gaas quantum dots[J]. Solid state communications,1999,109(10):649-653.
APA Lu, ZD,Xu, JZ,Zheng, BZ,Xu, ZY,&Ge, WK.(1999).Effect of growth interruption on the optical properties of inas/gaas quantum dots.Solid state communications,109(10),649-653.
MLA Lu, ZD,et al."Effect of growth interruption on the optical properties of inas/gaas quantum dots".Solid state communications 109.10(1999):649-653.

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来源:半导体研究所

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