Fig. 2: Structural characterizations of Ir1/(Co,Fe)-OH/MI and Ir1/(Co,Fe)-OH samples. | Nature Nanotechnology

Fig. 2: Structural characterizations of Ir1/(Co,Fe)-OH/MI and Ir1/(Co,Fe)-OH samples.

From: Out-of-plane coordination of iridium single atoms with organic molecules and cobalt–iron hydroxides to boost oxygen evolution reaction

Fig. 2

a, XRD patterns. b, XANES spectra. c, Valence of various Ir species obtained from Ir L3-edge XANES. d, Normalized Ir L3-edge FT-EXAFS spectra. e, Wavelet-transformed spectra of Ir L3-edge FT-EXAFS. f,g, Fitting results of the FT-EXAFS spectra of Ir1/(Co,Fe)-OH/MI. Real part (f). Imaginary part (g).

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