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. 2024 Jan 30;14(4):2284–2299. doi: 10.1021/acscatal.3c05336

Table 4. Coverage of the Different Species Considered at the Different Sites for the Simulations Including the ER Reactions (W/ER) and without Them (Wo/ER) at T = 523 K, P(H2) = 0.528 bar, and P(CO2) = 0.132 bara.

T = 523 K NiCe NiO hCe hO
species W/ER Wo/ER W/ER Wo/ER W/ER Wo/ER W/ER Wo/ER
CO 71.7 ± 0.1 67.7 ± 0.1 27.0 ± 0.1 30.2 ± 0.2        
O 0.7 ± 0.1 6.6 ± 0.2 0 0.5 ± 0.1        
OH 0.7 ± 0.1 0.5 ± 0.1 0 0        
H2         29.0 ± 0.3 29.3 ± 0.3 29.0 ± 0.3 29.3 ± 0.3
H         18.9 ± 0.2 17.3 ± 0.3 17.0 ± 0.2 15.6 ± 0.3
total 73.1 74.8 27.0 30.7 47.9 46.6 46.0 44.9
a

Note that the present values are calculated as the mean value of 5 different kMC simulations for each working condition and including the standard deviation.