An Evaluation of Nanostructured Zinc Oxide as a Fluorescent Powder for Fingerprint Detection

Mi Jung Choi, Katie McBean, Ping Hei Ng, Andrew McDonagh, Philip Maynard, Chris Lennard, Claude Roux

    Research output: Contribution to journalArticlepeer-review

    82 Citations (Scopus)

    Abstract

    Zinc oxide is evaluated as a fluorescent powder for the detection of fingermarks on non-porous surfaces. Pure and lithium-doped nanostructured zinc oxide powders were characterized using scanning electron microscopy, X-ray diffraction, and fluorescence spectroscopy. The zinc oxide powders were applied to fresh and aged fingermarks deposited on non-porous surfaces such as glass, polyethylene and aluminium foil. Zinc oxide was found to produce clear fluorescent impressions of the latent fingermarks when illuminated with long-wave UV light.
    Original languageEnglish
    Pages (from-to)732-737
    Number of pages6
    JournalJournal of Materials Science
    Volume43
    Issue number2
    DOIs
    Publication statusPublished - Oct 2007

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