Enhanced Catalyst Activity of <svg     style="vertical-align:-4.47119pt;width:46.787498px;" id="M1" height="20.6" version="1.1" viewBox="0 0 46.787498 20.6" width="46.787498"  xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
	
		
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			<g transform="matrix(.016,-0,0,-.016,38.575,20.35)"><path id="x33" d="M285 378v-2q65 -13 102 -54.5t37 -97.5q0 -57 -30.5 -104.5t-74 -75t-85.5 -42t-72 -14.5q-31 0 -59.5 11t-40.5 23q-19 18 -16 36q1 16 23 33q13 10 24 0q58 -51 124 -51q55 0 88 40t33 112q0 64 -39 96.5t-88 32.5q-29 0 -64 -11l-6 29q77 25 118 57.5t41 84.5
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</svg> Using Polypyrrole as Support for Acidic Esterification of Glycerol with Acetic Acid

<table>XPS spectra of the O1s and W4f in (a) WO<sub>3</sub> nanoparticle and (b) WO<sub>3</sub>-Ppy nanocomposite.</table>

Journal of Chemistry

fig9

Figure 9

Figure 9: Enhanced Catalyst Activity of <svg     style="vertical-align:-4.47119pt;width:46.787498px;" id="M1" height="20.6" version="1.1" viewBox="0 0 46.787498 20.6" width="46.787498"  xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
	
		
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			<g transform="matrix(.016,-0,0,-.016,38.575,20.35)"><path id="x33" d="M285 378v-2q65 -13 102 -54.5t37 -97.5q0 -57 -30.5 -104.5t-74 -75t-85.5 -42t-72 -14.5q-31 0 -59.5 11t-40.5 23q-19 18 -16 36q1 16 23 33q13 10 24 0q58 -51 124 -51q55 0 88 40t33 112q0 64 -39 96.5t-88 32.5q-29 0 -64 -11l-6 29q77 25 118 57.5t41 84.5
q0 45 -26.5 69.5t-68.5 24.5q-67 0 -120 -79l-20 20l43 63q51 56 127 56h1q66 0 107 -37t41 -95q0 -42 -31 -71q-22 -23 -68 -54z" /></g>

		
	
</svg> Using Polypyrrole as Support for Acidic Esterification of Glycerol with Acetic Acid 

Journal of Chemistry

Enhanced Catalyst Activity of Using Polypyrrole as Support for Acidic Esterification of Glycerol with Acetic Acid

Figure 9