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Effect of inxga1-xas (0 <= x <= 0.4) capping layer on self-assembled 1.3 mu m wavelength inas/gaas quantum islands

文献类型:期刊论文

作者Wang, XD; Niu, ZC; Feng, SL; Miao, ZH
刊名Journal of crystal growth
出版日期2001-03-01
卷号223期号:3页码:363-368
关键词Atomic force microscopy Low dimensional structures Optical microscopy Molecular beam epitaxy Nanomaterials Semiconducting iii-v materials Laser diodes
ISSN号0022-0248
通讯作者Niu, zc()
英文摘要We report the effect of inchiga1-chias (0 less than or equal to chi less than or equal to0.4) capping layer on photoluminescence (pl) properties of 1.3 mum wavelength self-assembled inas quantum islands, which are formed via depositing 3.5 monolayers (ml) inas on gaas (1 0 0) substrate by molecular beam epitaxy (mbe). compared with the inchiga1-chias capping layer containing a larger in mole fraction chi greater than or equal to0.2 and the gaas capping layer (chi = 0), the inas islands covered by the in0.1ga0.9as layer show pl with lower emission energy, narrower full-width at half-maximum (fwhm), and quite stronger intensity. the pl peak energy and fwhm become more temperature dependent with the increase of in content in the inchiga1-chias capping layer (chi greater than or equal to0.2), while the inas islands covered by the in0.1ga0.9as layer is much less temperature sensitive. in addition, the inas islands covered by the in0.1ga0.9as capping layer show room temperature pl wavelength at about 1.3 mum. (c) 2001 published by elsevier science b.v.
WOS关键词TEMPERATURE-DEPENDENCE ; M PHOTOLUMINESCENCE ; INGAAS OVERGROWTH ; GAAS ; DOTS ; EMISSION ; ENERGY ; LASER
WOS研究方向Crystallography ; Materials Science ; Physics
WOS类目Crystallography ; Materials Science, Multidisciplinary ; Physics, Applied
语种英语
WOS记录号WOS:000167487400007
出版者ELSEVIER SCIENCE BV
URI标识http://www.irgrid.ac.cn/handle/1471x/2429004
专题半导体研究所
通讯作者Niu, ZC
作者单位Chinese Acad Sci, Inst Semicond, Natl Lab Superlattices & Microstruct, Beijing 100083, Peoples R China
推荐引用方式
GB/T 7714
Wang, XD,Niu, ZC,Feng, SL,et al. Effect of inxga1-xas (0 <= x <= 0.4) capping layer on self-assembled 1.3 mu m wavelength inas/gaas quantum islands[J]. Journal of crystal growth,2001,223(3):363-368.
APA Wang, XD,Niu, ZC,Feng, SL,&Miao, ZH.(2001).Effect of inxga1-xas (0 <= x <= 0.4) capping layer on self-assembled 1.3 mu m wavelength inas/gaas quantum islands.Journal of crystal growth,223(3),363-368.
MLA Wang, XD,et al."Effect of inxga1-xas (0 <= x <= 0.4) capping layer on self-assembled 1.3 mu m wavelength inas/gaas quantum islands".Journal of crystal growth 223.3(2001):363-368.

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来源:半导体研究所

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