Research Article
Effect of Posttreatment on the Catalytic Performances of Fe-N-C for Oxygen Reduction Reactions
Figure 6
Fourier–transforms of k2-weighted EXAFS spectra (circle) and their best fits (solid line in red); (a) FeDN-AT, (b) FeDN-AT-700, (c) FeDN-H2SO4, (d) FeDN-H2SO4-700, (e) FeDN-HNO3, and (f) FeDN-HNO3-700.
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