Semiconductor MgTiO&lt;sub&gt;3&lt;/sub&gt;, MgTi&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;5&lt;/sub&gt; and Mg&lt;sub&gt;2&lt;/sub&gt;TiO&lt;sub&gt;4&lt;/sub&gt; Double-Oxide Electrodes for Dye-Sensitized Solar Cells
International letters of chemistry, physics and astronomy