Nickel Alloy Catalysts for the Anode of a High Temperature PEM Direct Propane Fuel Cell

Figure 4

Water adsorbed on the surface of Ni/Fe alloy anode slab (top view) with compositions of (a) 0% Fe (pure Ni slab), (b) 2.8% Fe, (c) 22.2% Fe, and (d) 100% Fe.

(a)  

(b)

(c)

(d)