The Shifts of Band Gap and Binding Energies of Titania/Hydroxyapatite Material

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="283034.fig.004a" src="https://static.hindawi.com/articles/jcomp/volume-2014/283034/figures/283034.fig.004a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>DRS</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="283034.fig.004b" src="https://static.hindawi.com/articles/jcomp/volume-2014/283034/figures/283034.fig.004b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>2nd order of derivatives (Algorithm Savitzky-Golay)</td></tr></table></td></tr></table>

<table>The diffuse reflectance spectra of HAp, TiO<sub>2</sub>/HAp, and anatase TiO<sub>2</sub> powders.</table>

Journal of Composites

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Figure 4

Figure 4: The Shifts of Band Gap and Binding Energies of Titania/Hydroxyapatite Material 