fig3

Figure 3. (A-F) Tapping-mode AFM images of micellar Cu NPs; Particle size dependence of (G) the composition of gaseous reaction products (balance is CO₂) during catalytic CO₂ electroreduction over Cu NPs; (H) the faradic selectivities of reaction products during the CO₂ electroreduction on Cu NPs. (Reproduced with permission^[59]. Copyright 2014, American Chemical Society); (I) Structure-activity correlation of relative fraction of active Cu nanograins and C₂₊ FE of Cu NP ensembles with three different NP sizes; (J) FE for all CO₂RR products of three different Cu NP sizes (7, 10 and 18 nm) at -0.8 V. (Reproduced with permission^[62]. Copyright 2023, The Author(s), under exclusive license to Springer Nature Limited); (K) Structure-activity correlation of relative fraction of active Cu nanograins and C₂₊ FE of Cu NP ensembles with three different NP sizes.(Reproduced with permission^[63]. Copyright 2023, American Chemical Society). NPs: Nanoparticles; CO₂RR: Carbon dioxide reduction reaction; FE: Faraday efficiency; AFM: Atomic force microscopy.