Fabrication of TiO2-CuInS2 nanocomposite on ITO substrate via liquid carbon dioxide coating

E. B. Nursanto, B. K. Min, J. Kim

    Research output: Contribution to journalConference articlepeer-review

    Abstract

    TiO2-CuInS2 is one of the promising materials for 3D nanocomposite solar cells. To utilize for 3D nanocomposite solar cells, TiO2-CuInS2 should well deposited onto transparent conducting oxide such as indium doped tin oxide (ITO). High pressure coating with liquid carbondioxide (l-CO2) was successfully deposited TiO2-metals chalcogenide onto ITO substrate. Further heat treatment (oxidation and sulfurization) lead the formation of CuInS2 from metals chalcogenide deposited on the mesoporous TiO2. The formation of CuInS2 on the was confirmed by scanning electron microscopy (SEM), high resolution transmission electron microscopy (HR-TEM), X-ray diffraction (XRD) and Raman spectroscopy. The atomic ratios of deposited CuInS2 were nearly stoichiometric after sulfurization. The crystal growths of CuInS2 were controlled by adjusting the number of coating cycles.

    Original languageEnglish
    Article number012138
    JournalJournal of Physics: Conference Series
    Volume1349
    Issue number1
    DOIs
    Publication statusPublished - 2019 Dec 3
    EventInternational Conference on Nanomaterials: Science, Engineering and Technology 2019, ICoNSET 2019 - Penang Island, Malaysia
    Duration: 2019 Aug 52019 Aug 6

    Bibliographical note

    Publisher Copyright:
    © Published under licence by IOP Publishing Ltd.

    ASJC Scopus subject areas

    • General Physics and Astronomy

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