Fig. 2: Synthesis scheme and structural characterizations of Cr-Ni3S2. | Nature Communications

Fig. 2: Synthesis scheme and structural characterizations of Cr-Ni3S2.

From: Lewis acid-triggered hydroxyl spillover enables selective urea electrooxidation to nitrite with concurrent energy-saving hydrogen production

Fig. 2: Synthesis scheme and structural characterizations of Cr-Ni3S2.

a Schematic illustration of the synthesis of Cr-Ni3S2. b XRD patterns of Cr-Ni3S2 and Ni3S2. c TEM image of Cr-Ni3S2. d HADDF-STEM image and TEM mapping images of Cr-Ni3S2. e AC HAADF-STEM image, f False-color HAADF-STEM image and g corresponding EELS spectra in region I of (e) for Cr-Ni3S2. Source data are provided as a Source Data file.

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