fig8

Gradient engineering in proton exchange membrane fuel cell cathodes: an electrochemical study of charge transfer, mass transport, and Pt utilization

Figure 8. Polarization curves comparing: (A) Ungraded (optimized) layer, simultaneous I/C & EW gradient, and simultaneous I/C, EW, & Pt/C gradient at Pol 1, (B) EIS data for the CLs featuring simultaneous I/C, EW, and Pt/C gradient at Pol 1.

Energy Materials
ISSN 2770-5900 (Online)
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