fig2
Figure 2. (A) Structure of Cu32; (B) Lattice hydride mechanism of HCOOH generation during CO2 reduction on Cu32; (C) Product selectivity for H2, HCOOH, and CO at different overpotentials. Color code: Cu, orange; hydride, green; oxygen, red; carbon, gray. This figure is reproduced with permission from Ref.[54]. Copyright © 2017 American Chemical Society. RHE: Reversible hydrogen electrode.
