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

Table 3. BEs of the Ni 2p3/2 Levels for the Reduced Catalysts and Ni0/Nitotal Atomic Ratios.

  Ni 2p3/2     Ce 3d3/2
  Ni0 Ni2+ Ni0/(Nitotal) Ce4+
catalysts BE (eV) BE (eV) % BE (eV)
Ni/CeO2 851.8 853.4–855.3 26.6 915.94
Na–Ni/CeO2 851.8 853.1–854.8 38.1 916.11
K–Ni/CeO2 851.9 853.1–855.2 20.6 916.09
Cs–Ni/CeO2 851.8 853.0–854.6 29.9 916.13