Observation of Large Changes in the Band Gap Absorption Energy of Small CdSe Nanoparticles Induced by the Adsorption of a Strong Hole Acceptor
When butylamine in relatively high concentrations (0.1−0.25 M) is added to a colloidal solution of CdSe nanoparticles (NPs) that are approximately 1.6 nm in diameter, the band gap absorption changes from a broad, relatively weak absorption centered at 445 nm to a narrow, relatively strong absorption...
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Veröffentlicht in: | Nano letters 2001-11, Vol.1 (11), p.667-670 |
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Hauptverfasser: | , , , |
Format: | Artikel |
Sprache: | eng |
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