Thickness-dependent renormalization of strain effects on self-organized InAs quantum dots grown on GaAs

Ray Ming Lin, Tzer En Nee, Mei Ching Tsai, Yuan Hao Chang, Ping Lin Fan, Rong Seng Chang

研究成果: 雜誌貢獻期刊論文同行評審

摘要

The thickness dependence of strain distribution renormalization on self-organized InAs quantum dots was systematically studied. The photoluminescence (PL) characteristics exhibit that the strain energy between quantum dots (QDs) and wetting layer (WL) is redistributed as the InAs deposition thickness changes. By the temperature dependence of emission energy shift, the dots exhibit the more InAs-like behaviors, while increasing the InAs deposition thickness.

原文???core.languages.en_GB???
頁(從 - 到)1125-1127
頁數3
期刊Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films
20
發行號3
DOIs
出版狀態已出版 - 5月 2002

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