fig9

Figure 9. Bifunctional electrocatalysts for HER/OER in AEMWE. (A) Scheme of the fabrication processes for Pt_SA-Mn, Fe-Ni LDHs on NF; In situ Raman spectra of Pt_SA-Mn, Fe-Ni LDHs for (B) HER and (C) OER processes in an alkaline environment; (D) Long-term stability test of AEM water electrolyzer employing Pt_SA-Mn, Fe-Ni LDH catalysts for both anode and cathode^[141]. Copyright 2024 American Chemical Society; (E) Synthesis illustration of CoN/VN@NF and P-CoVO@NF; (F) Durability test at 1.76 V under 70 °C^[144]. Copyright 2024 John Wiley & Sons; (G) Polarization curves of AEM water electrolyzer equipped with bifunctional Ni/NiO@Ru-NC electrocatalyst; (H) Chronopotentiometric curve of AEM water electrolyzer using bifunctional Ni/NiO@Ru-NC electrocatalyst at 500 mA cm^-2[145]. Copyright 2024 American Chemical Society. HER: Hydrogen evolution reaction; OER: oxygen evolution reaction; AEMWE: anion exchange membrane water electrolysis; LDH: layered double hydroxide; NF: nickel foam.