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. 2022 Jun 8;13:3188. doi: 10.1038/s41467-022-30536-9

Fig. 1. Preparation route, structure, and morphology characterizations of RuNi bimetallic samples.

Fig. 1

a Schematic illustration for the synthesis route of RuNi/Al2O3 samples; b XRD patterns of Ni/Al2O3 and various RuNi/Al2O3 samples. c1c8 TEM images with corresponding particle size distribution and d1d8 HRTEM lattice fringe images of monometallic Ni, 0.1 wt.%, 0.2 wt.%, 0.4 wt.%, 0.6 wt.%, 0.8 wt.%, 1 wt.%, and 2 wt.% RuNi, respectively. ‘a. u.’ denotes arbitrary units.