Fig. 4.
TEM images (left) and XRD patterns (right) of the products obtained by hydrothermal methods under various reactants. The reactants are as follows: a NH4VO3 + SDS, b NH4VO3 + SDS + Ag (10 %), c V2O5 + Ag (10 %), d V2O5 + PVP, e V2O5 + PVP + Ag (10 %), and f V2O5 + CTAB + Ag (10 %)