Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1554696 | Superlattices and Microstructures | 2010 | 4 Pages |
Abstract
We studied the delocalization of electron wave function in asymmetric CdSe/CdS nanocrystals, consisting of a spherical CdSe dot embedded in an elongated CdS shell, by means of a pump–probe technique. By comparing the transient spectra obtained upon pumping the band edge transition of the CdSe in CdSe/CdS heterostructure and in a bare CdSe dot, we observed the delocalization of electron wave function at the CdSe/CdS interface.
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Physical Sciences and Engineering
Materials Science
Electronic, Optical and Magnetic Materials
Authors
Maria Grazia Lupo, Margherita Zavelani-Rossi, Angela Fiore, Dario Polli, Luigi Carbone, Roberto Cingolani, Liberato Manna, Guglielmo Lanzani,