fig12

Figure 12. (A) Computational structural models of Co_SA/CZO, CoO_xNC/CZO, and Co_SA CoO_xNC/CZO; (B) AC HAADF-STEM image of Co_SA+CoO_xNC/CZO; (C) NO conversion and (D) N₂ selectivity of different catalysts (1,000 ppm NO, 2,000 ppm CO, 5% O₂, N₂ balance, 20,000 h^-1)^[178]. Copyright 2023, Wiley-VCH; (E) Site fraction (%) of Rh₁ and Rh_n for all Rh/TiO₂/Ti catalysts; (F) HAADF-STEM images of 8Rh/TiO₂/Ti. (G) Schematic diagram of the possible CO-SCR reaction mechanism in Rh/TiO₂/Ti catalyst^[180]. Copyright 2023, Wiley-VCH; (H) Schematic diagram of electron acceptor and donor between Pd_NP/Rh_NP pairs and Pd₁/Pd_NP pairs^[48]. Copyright 2022, American Chemical Society; (I) HR-STEM images and structural transformation diagram of the 04CuAl sample after various treatments^[183]. Copyright 2019, American Chemical Society. HAADF-STEM: CO-SCR: selective catalytic reduction of nitrogen oxides by CO.