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

Research output: Contribution to journalArticlepeer-review

Abstract

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.

Original languageEnglish
Pages (from-to)1125-1127
Number of pages3
JournalJournal of Vacuum Science and Technology A: Vacuum, Surfaces and Films
Volume20
Issue number3
DOIs
StatePublished - May 2002

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