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Article: High-contrast photopatterning of photoluminescence within quantum dot films through degradation of a charge-transfer quencher

TitleHigh-contrast photopatterning of photoluminescence within quantum dot films through degradation of a charge-transfer quencher
Authors
Keywordscore/shell structures
layer-by-layer films
patterning
photoinduced electron transfer
poly(viologen)
Issue Date2012
Citation
Advanced Materials, 2012, v. 24, n. 27, p. 3617-3621 How to Cite?
AbstractDiffraction-limited, high-contrast photopatterning of the photoluminescence of layer-by-layer films comprising CdSe@CdS@ZnS quantum dots and polyviologen is reported. The photoluminescence of the quantum dots is initially quantitatively quenched due to ultrafast photoinduced electron transfer to polyviologen. Photopatterning is achieved by high-power or prolonged illumination in air, which photochemically degrades the polyviologen and thereby restores the photoluminescence of the quantum dots. Copyright © 2012 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
Persistent Identifierhttp://hdl.handle.net/10722/332992
ISSN
2021 Impact Factor: 32.086
2020 SCImago Journal Rankings: 10.707
ISI Accession Number ID

 

DC FieldValueLanguage
dc.contributor.authorTagliazucchi, Mario-
dc.contributor.authorAmin, Victor A.-
dc.contributor.authorSchneebeli, Severin T.-
dc.contributor.authorStoddart, J. Fraser-
dc.contributor.authorWeiss, Emily A.-
dc.date.accessioned2023-10-06T05:15:56Z-
dc.date.available2023-10-06T05:15:56Z-
dc.date.issued2012-
dc.identifier.citationAdvanced Materials, 2012, v. 24, n. 27, p. 3617-3621-
dc.identifier.issn0935-9648-
dc.identifier.urihttp://hdl.handle.net/10722/332992-
dc.description.abstractDiffraction-limited, high-contrast photopatterning of the photoluminescence of layer-by-layer films comprising CdSe@CdS@ZnS quantum dots and polyviologen is reported. The photoluminescence of the quantum dots is initially quantitatively quenched due to ultrafast photoinduced electron transfer to polyviologen. Photopatterning is achieved by high-power or prolonged illumination in air, which photochemically degrades the polyviologen and thereby restores the photoluminescence of the quantum dots. Copyright © 2012 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.-
dc.languageeng-
dc.relation.ispartofAdvanced Materials-
dc.subjectcore/shell structures-
dc.subjectlayer-by-layer films-
dc.subjectpatterning-
dc.subjectphotoinduced electron transfer-
dc.subjectpoly(viologen)-
dc.titleHigh-contrast photopatterning of photoluminescence within quantum dot films through degradation of a charge-transfer quencher-
dc.typeArticle-
dc.description.naturelink_to_subscribed_fulltext-
dc.identifier.doi10.1002/adma.201201356-
dc.identifier.pmid22678816-
dc.identifier.scopuseid_2-s2.0-84863685770-
dc.identifier.volume24-
dc.identifier.issue27-
dc.identifier.spage3617-
dc.identifier.epage3621-
dc.identifier.eissn1521-4095-
dc.identifier.isiWOS:000306218600002-

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