fig11

From: Layered double hydroxide-based single-atom catalysts: precise catalyst design on a two-dimensional ‘atomic canvas’

Figure 11. Top and side views of differential charge densities of (A) Nilr_SAA-NiFe-LDH and (B) lr_SAC-NiFe-LDH. Gibbs free energy dagrams for (c) the HER at U = 0 and (D) OER at U =1.23 V on Nilr_SAA-NiFe-LDH, lr_SAC-NiFe-LDH, and NiFe-LDH. (A-D) Reprinted with permission from Ref. ^[57]. Copyright 2023, American Chemical Society. LDH: Layered double hydroxide; SAA: single-atom alloy; SAC: single-atom catalyst; HER: hydrogen evolution reaction; OER: oxygen evolution reaction.