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. 2018 Aug 7;3(8):8733–8744. doi: 10.1021/acsomega.8b01234

Table 3. XPS Determined Composition Ratios and Binding Energy of Experimental NCs (Pt/Pd = 0.3).

  surface composition (%)
 binding energy (eV)
NCs Pt Pd Ni Pt Pt(OH)2 PtO2 Pd PdO PdO2 NiOx
NPP-10 s 49.72 31.15 19.13 71.1 72.21 73.36 335.8 337.2 338 68.58
NPP-2 h 32.65 42.57 24.78 69.92 71.27 74.28 335.85 337.25 338.05 68.72
NPP-24 h 28.02 43.91 28.07 69.68 71.33 72.43 336 337.25 338 68.17