Controlled Assembly of Silver Nanocap Arrays with Tunable Gaps for Molecular Sensing Using SERS

Xianzhong Lang, Teng Qiu*, Wenjun Zhang, Paul K. Chu

*Corresponding author for this work

    Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

    Abstract

    A convenient nanotechnique for fabrication of highly ordered hemispherical silver nanocap arrays templated by porous anodic alumina membranes as robust and cost-efficient surface-enhanced Raman scattering (SERS) substrates is reported. This geometry exhibits a high Raman signal due to periodically hexagonal arrangements and gap control between the nanostructures in the sub-10 nm regime. The surface structure can further be tuned to optimize the enhancement factor according to optional porous anodic alumina fabrication and silver deposition parameters. ©2010 IEEE.
    Original languageEnglish
    Title of host publicationINEC 2010 - 2010 3rd International Nanoelectronics Conference
    Subtitle of host publicationProceedings
    EditorsPaul K Chu
    PublisherIEEE
    Pages1347-1348
    ISBN (Electronic)9781424435449
    ISBN (Print)9781424435432
    DOIs
    Publication statusPublished - Jan 2010
    Event3rd IEEE International NanoElectronics Conference (INEC 2010) - City University of Hong Kong, Hong Kong, China
    Duration: 3 Jan 20108 Jan 2010
    http://www.cityu.edu.hk/ieeeinec/

    Publication series

    Name
    ISSN (Print)2159-3523
    ISSN (Electronic)2159-3531

    Conference

    Conference3rd IEEE International NanoElectronics Conference (INEC 2010)
    Country/TerritoryChina
    CityHong Kong
    Period3/01/108/01/10
    Internet address

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