Fig. 7
XPS 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)
Fig. 7 | Chemistry Central Journal
XPS 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)