Answers are grounded in this paper and cite their sources.
The corrosive zone at the anode of a proton exchange membrane water electrolyser extends only ∼200 μm into the porous transport layer under typical operating conditions, allowing replacement of platinum-coated titanium with much cheaper materials.
No takes yet. Share an insight, caveat, or question.
Becker et al. (2022) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: