fig21

Figure 21. (A) Structure of Cu₆-NH ; (B) Coordination modes of ligand in Cu₆-NH ; (C) Coordination modes of ligand in Cu₆-N; (D) Structure of Cu₆-N; (E) Common octahedral Cu₆ metal core in Cu₆-NH and Cu₆-N; Molecule packing diagrams of (F) Cu₆-NH and (G) Cu₆-N; (H) Time-dependent CO₂ photoreduction performances of Cu₆-NH and Cu₆-N; In-situ DRIFTS spectra during CO₂ photoreduction over (I) Cu₆-NH and (J) Cu₆-N. Color code: Cu, brown; S, yellow; C, gray; H, white; N, blue. This figure is reproduced with permission from Ref.^[69], © 2023 Wiley-VCH GmbH.