Enhancing Activity of Pd-Based/rGO Catalysts by Al-Si-Na Addition in Ethanol Electrooxidation in Alkaline Medium

Figure 8

TEM images of PASGN.N and PASG.N catalysts before (a, b) and after 500 scanning cycles (c, d) in a (NaOH 0.5 M + C₂H₅OH 1 M) solution at a scan rate of 50 mV·s⁻¹.

(a)

(b)

(c)

(d)