fig3
Figure 3. PDOS of Ce-4f (A) and N-2p (B) with different S:P ratios in the coordination environment. Reproduced with permission[33]. Copyright 2023, John Wiley and Sons. (C) ηORR on CuN4 and Cu-Se pairs with varied distances. Reproduced with permission[35]. Copyright 2023, John Wiley and Sons. (D) The calculated ORR reaction paths for medium-distance Cu-Se pair. Reproduced with permission[35]. Copyright 2023, John Wiley and Sons. (E) Schematic of Fe-Co pair with bifunctional catalytic capability. Reproduced with permission[39]. Copyright 2022, John Wiley and Sons. Volcano plots of ORR (F) and OER (G) for varied configurations of Fe-Co pairs. Reproduced with permission[39]. Copyright 2022, John Wiley and Sons.