Fig. 7. (a) Computational modelling of ZnNiCoIr and ZnNiCoIrMn. (b) D-band projected DOS of Ir. (c) The linear relationship between the d-band center and hydrogen binding energy. (d) The energy diagram. Reproduced with permission.14 Copyright 2023, Wiley-VCH. (e) Standard free energy diagram. (f) The d-orbital partial density of states. (g) The proposed OER mechanism. Reproduced with permission.55 Copyright 2022, Elsevier Ltd.
