fig13

From: Catalyst design for the electrochemical reduction of carbon dioxide: from copper nanoparticles to copper single atoms

Figure 13. (A) Pyridine Cu-N₄ structure; (B) LSV curves and (C) FE of all products at CuSAs/TCNFs. (Reproduced with permission^[157]. Copyright 2019, American Chemical Society); (D) TEM image and (E) corresponding enlargement of the sites 1-4 and intensity profiles of Cu_-1/hNCNC; (F) FE, current density (j), and product distribution for Cu_-1/hNCNC at different polarization potentials; (G) Ethanol FE and j as a function of time for Cu_-1/hNCNC during a chronoamperometric test at -0.30 V. (Reproduced with permission^[161]. Copyright 2024, American Chemical Society). FE: Faraday efficiency; LSV: Linear sweep voltammetry; CuSAs/TCNFs: Cu Single Atoms/through-hole carbon nanofibers; TEM: Transmission electron microscope; hNCNCs: NC nanocages.