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<table>TG-DSC curves of the room-temperature-dried TiO<sub>2</sub> (a) and SiO<sub>2</sub> (b) gels in an air atmosphere.</table>

International Journal of Photoenergy

fig2

Figure 2

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International Journal of Photoenergy

/ Composite Films Immobilized on Foam Nickel Substrate for the Photocatalytic Degradation of Gaseous Acetaldehyde

Figure 2