fig6

Figure 6. (A) Mo 3d core level spectrum. (B) The photographs of the MoO3-x and MoO3 powder dispersed in ethanol. (C) Comparison of zeta potential of MoO3-x and MoO3. (D) XRD pattern. (E) SEM image of MoO3-x. (F) SEM, (G) HRTEM, (H and I) ADF-STEM images of Ru/MoO2-x. All panels reprinted with permission[49]. Copyright 2022, Elsevier.