fig16

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

Figure 16. (A) Two-layer slab model for sAu/NiFe LDH with interlayer CO₃^2- anions and water molecules; (B) Proposed OER pathways with OH*, O* and OOH* intermediates for sAu/NiFe LDH; (C) Free energy diagram for the OER at diﬀerent potentials on the surface of sAu/NiFe LDH model. (A-C) Reprinted with permission from Ref.^[126]. Copyright 2018, American Chemical Society. LDH: Layered double hydroxide; OER: oxygen evolution reaction; sAu/NiFe LDH: single-atom Au-doped NiFe LDH.