Influence of Solvents on the Electroactivity of PtAl/rGO Catalyst Inks and Anode in Direct Ethanol Fuel Cell

Figure 13

SEM images of electrode-coated CI-WATER (a), CI-NBA (1/1) (b), CI-IPA (1/1) (c), and CI-EtOH (1/1) (d) inks at a magnification of 1 : 50.000.

(a)

(b)

(c)

(d)