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\bibitem{Verbruggen_etal2012} {\textquotedblleft}\textit{Factors driving the activity of commercial titanium dioxide powders towards gas phase photocatalytic oxidation of acetaldehyde}{\textquotedblright}. Verbruggen SW, Masschaele K, Moortgat E, Korany TE, Hauchecorne B, Martens JA, Lenaerts S, Catalysis science \& technology \textbf{2}, 2311 (2012).   http://doi.org/10.1039/C2CY20123B

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