Fig. 7From: Synthesis and characterization of TiO2-V2O5-MCM-41 for catalyzing transesterification of dimethyl carbonate with phenolXPS spectra of 20%Ti-5%V-MCM-41 for the catalyst (a); XPS spectra of 20%Ti-5%V-MCM-41 for the catalyst (b); XPS spectra of 20%Ti-5%V-MCM-41 for the catalyst (c)Back to article page