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    Hydrothermal synthesis of brookite TiO2 nanoparticles for dye-sensitized solar cell

    We obtained Tannin-4-azobenzoic acid (azo dye) by the conventional method of diazotization and coupling of aromatic amines. The properties of the azo dye were characterized via ultraviolet-visible (UV–vis), in...

    C. G. Ezema, A. C. Nwanya, B. E. Ezema in Journal of Solid State Electrochemistry (2017)