Fig. 3 | Nature Communications

Fig. 3

From: Cascade anchoring strategy for general mass production of high-loading single-atomic metal-nitrogen catalysts

Fig. 3

Atomic structure analysis of Fe–NC SAC by XAFS and XPS. a Fe K-edge XANES spectra (inset: first-derivative curves), b Fourier transform of Fe K-edge EXAFS spectra, and c, Wavelet transform of the k3-weighted EXAFS data of Fe–NC SAC and reference samples (FePc and Fe foil). d N K-edge NEXAFS spectra and e, deconvoluted N 1s XPS spectra of Fe–NC SAC and reference FePc

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