Article ID Journal Published Year Pages File Type
817835 Composites Part B: Engineering 2014 5 Pages PDF
Abstract

In this work, TiO2–Al2O3 nano-composite films were deposited on glass substrates by the sol gel method. The structural and optical properties of TiO2–Al2O3 nano composite films were characterized for different Al2O3:TiO2 volume ratio in TiO2–Al2O3 solution. The crystal size of TiO2 nanoparticles in TiO2–Al2O3 nano-composite films was determined for the different Al2O3:TiO2 volume ratios. Band gap energy values of the films were controlled by changing Al2O3:TiO2 ratios. The properties of TiO2–Al2O3 nano-composite films were characterized by X-ray diffraction (XRD), atomic force microscopy (AFM), ultraviolet–visible spectroscopy (UV–vis), scanning electron microscopy (SEM), spectrophotometer (Perkin–Elmer), and Fourier transform infrared spectroscopy (FTIR). SEM results showed flower-like TiO2–Al2O3 nano-composite films.

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Physical Sciences and Engineering Engineering Engineering (General)
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