Review Article

Ti??+ in the Surface of Titanium Dioxide: Generation, Properties and Photocatalytic Application

Figure 5

(a) ESR signals of O anion radicals and Ti3+ cations on the TiO2 powder after γ-ray irradiation of 150 MR under N2 atmosphere. (b) Variation of the intensity of the signals due to γ-ray induced O anion radicals and Ti3+ cations with γ-ray irradiation time under N2 atmosphere [45].
831524.fig.005a
(a)
831524.fig.005b
(b)