Photocatalytic of TiO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;-SiO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; Thin Films Co-Doped with Fe&amp;lt;sup&amp;gt;3+&amp;lt;/sup&amp;gt; and Thio-Urea in the Degradation of Formaldehyde by Indoor and Outdoor Visible Lights
Advances in materials physics and chemistry