One-Pot Template-Free Hydrothermal Synthesis of Monoclinic <svg     style="vertical-align:-4.32pt;width:58.962502px;" id="M1" height="20.4125" version="1.1" viewBox="0 0 58.962502 20.4125" width="58.962502"  xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
	
		
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</svg> Hollow Microspheres and Their Enhanced Visible-Light Photocatalytic Activity

<table>XRD patterns of BiVO<sub>4</sub> samples prepared with 9 g urea at different reaction time from 1, 3, 6, 12 to 24 h.</table>

International Journal of Photoenergy

fig4

Figure 4

Figure 4: One-Pot Template-Free Hydrothermal Synthesis of Monoclinic <svg     style="vertical-align:-4.32pt;width:58.962502px;" id="M1" height="20.4125" version="1.1" viewBox="0 0 58.962502 20.4125" width="58.962502"  xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
	
		
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</svg> Hollow Microspheres and Their Enhanced Visible-Light Photocatalytic Activity 

Figure 4 | One-Pot Template-Free Hydrothermal Synthesis of Monoclinic 
	
		
			

			

		
	
 Hollow Microspheres and Their Enhanced Visible-Light Photocatalytic Activity 

International Journal of Photoenergy

One-Pot Template-Free Hydrothermal Synthesis of Monoclinic Hollow Microspheres and Their Enhanced Visible-Light Photocatalytic Activity

Figure 4