fig4

Figure 4. Advanced strategies of designing synergistic catalysts with dual-functional active sites for parallel reactions. (A) Separated active site and reaction space over Ru/Cu-SSZ-13 for synergistic catalytic elimination of NO_x and CB^[36]; (B) Bifunctional Cu-SSZ-13@Mn₂Cu₁Al₁O_x core-shell catalyst for the co-removal of NO_x and toluene^[82]; (C) The CuCe-TiO₂ NTs catalyst with spatially separated sites for the synergistic removal of NO_x and n-butylamine^[65]. Figure 4A is reprinted with permission from Ref.^[36], Copyright © 2023 WILEY. Figure 4B is reprinted with permission from Ref.^[82], Copyright © 2023 American Chemical Society. Figure 4C is reprinted with permission from Ref.^[65], Copyright © 2024 American Chemical Society. Ru/Cu-SSZ-13: Copper-siliceous special zeolite-13 supported Ru; NO_x: nitrogen oxides; CB: chlorobenzene; NTs: nanotubes; TEPA: tetraethylenepentamine; CHA: chabazite; NPs: nanoparticles.