Research Article

Improving the Stability of Polymer Electrolyte Membrane Fuel Cells via Atomic Layer-Deposited Cerium Oxide

Figure 2

STEM EDS mapping of 10–30 cycles of PEALD CeOx deposition on Pt cathode: (a) Pt and ALD 10 cycles, (b) Pt and ALD 20 cycles, and (c) Pt and ALD 30 cycles.
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