Niobium-doped titania photocatalyst film prepared via a nonaqueous sol-gel method

  • Bhavana N. Joshi
  • , Hyun Yoon
  • , Maikel F.A.M. Van Hest
  • , Sam S. Yoon*
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    30 Citations (Scopus)

    Abstract

    Niobium-doped Titanium dioxide (Nb:TiO2) transparent films were successfully deposited on glass substrates using a non-aqueous sol-gel spin coating technique. The effect of Nb concentration on the structural and photocatalytic properties of Nb:TiO2 films was studied using X-ray diffraction (XRD), scanning electron microscopy (SEM), atomic force microscopy (AFM), and UV visible spectroscopy. The films with 12 at.% (atomic percent) Nb doped TiO2 showed excellent photocatalytic activity through 97.3% degradation of methylene blue (MB) after 2 h of UV irradiation.

    Original languageEnglish
    Pages (from-to)2623-2627
    Number of pages5
    JournalJournal of the American Ceramic Society
    Volume96
    Issue number8
    DOIs
    Publication statusPublished - 2013 Aug

    ASJC Scopus subject areas

    • Ceramics and Composites
    • Materials Chemistry

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