Fig. 1 | Nature Communications

Fig. 1

From: Atomically dispersed hybrid nickel-iridium sites for photoelectrocatalysis

Fig. 1

Synthesis and HAADF STEM images. a Schematic illustration of the preparation process at 1.23 V RHE under AM 1.5 illumination in an electrolyte containing 1.0 M NaOH and 1.0 µM Ir-anion. b High-resolution HAADF STEM image of the hematite-supported catalyst and c Ni EDX mapping. Scale bar, 2 nm. d Isolated Ir atoms exemplarily indicated by circles are dispersed on the hematite. Scale bar, 1 nm

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