Marked reduction in photocarrier lifetim
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Takahiro Kitada; Tomoya Takahashi; Hyuga Ueyama; Ken Morita; Toshiro Isu
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Article
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2011
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Elsevier Science
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English
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Effects of erbium doping on photocarrier lifetime have been investigated for self-assembled InAs quantum dots (QDs) embedded in strain-relaxed In 0.35 Ga 0.65 As barriers grown on (1 0 0) GaAs substrates by molecular beam epitaxy. Time-resolved transmission change measurements were performed on 20-l