Article ID Journal Published Year Pages File Type
1629913 Journal of Iron and Steel Research, International 2006 5 Pages PDF
Abstract

Several rigid substrates such as stainless steel, titanium alloy, aluminum alloy, nickel foil, silicon, and sodium lime glass have been employed for manufacturing high quality TiO2 films by metal organic chemical vapor deposition (MOCVD). The as-deposited TiO2 films have been characterized with SEM/EDX and XRD. The photocatalytic properties were investigated by decomposition of aqueous orange II. UV-VIS photospectrometer was employed to check the absorption characteristics and photocatalytic degradation activity. The results show that films synthesized on metal substrates display higher photoactivities than that on absolute substrates such as silicon and glass. It is found that solar light is an alternative to UV-light used for illumination during photodegradation of orange II. TiO2 film on stainless steel substrate was regarded as the best one for photocatalysis.

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Physical Sciences and Engineering Materials Science Metals and Alloys