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

Figure 7

Photographs of the surface of the electrode-coated CI-NBA (1/1) (a), CI-NBA (1/0.5) (b), and CI-NBA (1/2) ink.

(a)

(b)

(c)