fig7
Figure 7. Overview of SACs for eCO2R. (A) Schematic of M–N–C active-site motifs embedded in a nitrogen-doped carbon support, and the corresponding C1 (CO, HCOOH, CH3OH, CH4) product distributions accessible via eCO2R. Reproduced with permission from Ref.[105], Copyright © 2020 American Chemical Society; (B) Periodic-table map of transition-metal SACs investigated computationally and/or experimentally, colour-coded by primary reduction product selectivity (CO, HCOOH, CH3OH, CH4, and C2+). Adapted from Ref.[106], Copyright © 2021 Royal Society of Chemistry. SACs: Single-atom catalysts; eCO2R: electrochemical CO2 reduction.






