Synergistic Effect of Sn and Fe in Fe-N<sub><i>x</i></sub> Site Formation and Activity in Fe-N-C Catalyst for ORR.

ACS Appl Mater Interfaces · 2022 · PMC9756292 · PMID 36468946

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a clear trendno p-value reported

Concerning the TOF, a clear trend with respect to N content or other kinetic parameters is not observed ( Figure 6 c), maybe caused by different site distributions (different sites with different activities).

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