fig10

Figure 10. (A) Mapping of Pd and Cu elements in Cu₅Pd/Al₂O₃ catalyst; and (B) high-resolution image of a single NP; (C) NO conversion to N₂ over Pd-Cu catalysts and (D) comparison of NO reduction in the presence of O₂ and C₃H₆ (5,000 ppm NO, 5,000 ppm CO, He balance, 80,000 h^-1)^[165]. Copyright 2019, The Royal Society of Chemistry; (E) Models of NP PdIn and Pd(In_1-xM_x); (F) NO conversion and N₂ selectivity on different Pd-In_1-xCu_x/Al₂O₃ catalysts (5000 ppm NO, 5,000 ppm CO, He balance, 240,000 h^-1)^[167]. Copyright 2019, The Royal Society of Chemistry; (G) NO-CO-O₂ reaction on Pd-M/CeO₂ catalysts after five rich-lean cycles at 300 °C (5,000 ppm NO, 10,000 ppm CO, 0-7,500 ppm O₂, He balance, 40,000 h^-1); (H) Model structure of (Pd_1-xPt_x)In and the role of each metal in the catalysis^[168]. Copyright 2020, American Chemical Society. NP: Nanoparticle.