Fig. 3 | Nature Communications

Fig. 3

From: Systematic design of superaerophobic nanotube-array electrode comprised of transition-metal sulfides for overall water splitting

Fig. 3

In-depth compositional and structural analyses of FeCoNi-HNTAs. a, b The normalized ex situ XANES spectra and corresponding k3-weighted FT profile in R-space from EXAFS at Mo K-edge of FeCoNi-HNTAs. c–f High-resolution XPS spectra of Mo 3d, Fe 2p, Co 2p, and Ni 2p regions with fitting curves. g–i Normalized Fe, Co, and Ni L-edge sXAS spectra of FeCoNi-HNTAs and the counterparts in TEY mode

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