Effect of Pt/Au atomic ratio in active-carbon-supported Au–Pt catalysts on its cathodic performance in direct formic acid fuel cells

Effect of surface composition of Pt-Au a

Effect of surface composition of Pt-Au alloy cathode catalyst on the performance of direct methanol fuel cells

✍ J.B. Xu; T.S. Zhao; W.W. Yang; S.Y. Shen 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 585 KB

A pure Pt cathode catalyst in direct methanol fuel cells is not only favored for oxygen reduction but also for the unwanted oxidation of methanol that permeates from the anode. Based on the idea that alloying another metal can alter the surface structure of Pt and hence reduce the active sites for