Fluorination of Defective Titanium Dioxide with an Efficient Photocatalytic Activity

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Sample</td><td class="align_center" colspan="2">Crystal ratio (%)</td><td class="align_center" rowspan="2">Grain size (nm)</td></tr><tr class="thead"><td class="align_center">Anatase</td><td class="align_center">Rutile</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">TiO<sub>2−<i>x</i></sub></td><td class="align_center">81</td><td class="align_center">19</td><td class="align_center">20</td></tr><tr><td class="align_left">TiO<sub>2−<i>x</i></sub>–0.15</td><td class="align_center">100</td><td class="align_center">0</td><td class="align_center">26</td></tr><tr><td class="align_left">TiO<sub>2−<i>x</i></sub>–0.3</td><td class="align_center">100</td><td class="align_center">0</td><td class="align_center">31</td></tr><tr><td class="align_left">TiO<sub>2−<i>x</i></sub>–0.6</td><td class="align_center">100</td><td class="align_center">0</td><td class="align_center">46</td></tr><tr><td class="align_left">TiO<sub>2−<i>x</i></sub>–0.9</td><td class="align_center">100</td><td class="align_center">0</td><td class="align_center">122</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Crystal forms and grain sizes of F-TiO<sub>2−<i>x</i></sub> prepared with different amounts of HF.</div>

Journal of Nanomaterials

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Table 2

Table 2: Fluorination of Defective Titanium Dioxide with an Efficient Photocatalytic Activity 