Synthesis and Characterization of K-Ta Mixed Oxides  for Hydrogen Generation in Photocatalysis

<table>The dependence of the calcination temperature on the values of band gap energy of produced catalysts (the inset-Kubelka-Munk plot for band gap evaluation of K-500 sample).</table>

International Journal of Photoenergy

fig4

Figure 4

Figure 4: Synthesis and Characterization of K-Ta Mixed Oxides  for Hydrogen Generation in Photocatalysis 