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Synthesis and characterization of orthorhombic, 2d-centered rectangular and lamellar iron oxide doped silica films

    Publikation: Bidrag till tidskrift › Artikel i vetenskaplig tidskrift › Peer review

    Sammanfattning

    Iron oxide doped silica films and powders with highly ordered mesostructures of extraordinary temperature stability (up to 1000 degrees C) and iron loading of up to 6 atom% were produced by the use of novel iron alkoxide-coordinated surfactants. Wormhole-like, 2d-centered rectangular, orthorhombic and lamellar mesostructures were obtained by variation of the molar ratios of the metal-surfactant complexes. The influence of a subsequent heat treatment was studied by GI-SAXS, TEM, XRD, and nitrogen sorption techniques. The molecular composition of the films was studied by XPS and EXAFS.
    OriginalspråkEngelska
    Sidor (från-till)4443-4453
    Antal sidor11
    TidskriftJournal of Materials Chemistry
    Volym16
    Nummer45
    DOI
    StatusPublicerad - 2006

    Nyckelord

    • ORDERED MESOPOROUS SILICAS
    • RAY-ABSORPTION-SPECTRUM
    • THIN-FILMS
    • PHASE-TRANSFORMATION
    • PRE-EDGE
    • COMPLEXES
    • TRANSITION
    • SCATTERING
    • OXIDATION
    • BEHAVIOR

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