fig1

Figure 1. (A) Experimentally determined ΔG_*O⁰ - ΔG_*OH⁰ values at different oxygen coverages; (B) Effects of the ^*O interaction strength and ^*O binding strength on the OER activity. Reproduced with permission^[1]; (C) Schematic illustration of oxygen coverage effect on atomic grid structure toward accelerated O–O bond formation; (D and E) Atomic-resolution high-angle annular dark field scanning transmission electron microscopy image of atomic grid structure on Ir-Mn-O_v catalyst and the corresponding three-dimensional surface plot with atom-overlapping. Reproduced with permission^[7].