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author:

魏榕山 (魏榕山.) [1] | 丁晓琴 (丁晓琴.) [2] | 何明华 (何明华.) [3]

Indexed by:

CQVIP PKU CSCD

Abstract:

使用超高真空化学气相淀积(UHV/CVD)设备在Si衬底上生长多层Ge量子点,用双晶X射线衍射(DCXRD)、拉曼光谱(Raman)等手段表征在不同条件下快速热退火的Ge量子点材料的组分、应力等特性,研究了快速热退火对多层Ge量子点晶体质量的影响。结果表明:随着退火温度的升高,量子点中Ge的组分下降,量子点应变的弛豫程度加剧。在1000℃退火20 s后,量子点材料已经完全弛豫。

Keyword:

GE量子点 双晶X射线衍射 快速热退火 拉曼光谱 无机非金属材料

Community:

  • [ 1 ] 福州大学物理与信息工程学院,福州350108

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Source :

材料研究学报

ISSN: 1005-3093

Year: 2011

Issue: 3

Volume: 25

Page: 259-262

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 1

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