Figure 1

Chemical structures of PFSA component at (a) ionized Nafion (EW = 1000), (b) ionized Aquivion (EW = 830), and (c) water, (d) hydronium ion, and (e) O2 molecules.

Chemical structures of PFSA component at (a) ionized Nafion (EW = 1000), (b) ionized Aquivion (EW = 830), and (c) water, (d) hydronium ion, and (e) O2 molecules.