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. 2022 May 25;36(12):6362–6373. doi: 10.1021/acs.energyfuels.2c00784

Figure 3.

Figure 3

SEM images and EDS spectra of (a) Ni/CeO2, (b) Na–Ni/CeO2, (c) K–Ni/CeO2, and (d) Cs–Ni/CeO2.