RESEARCH / A0167
Amorphous IrOx buffer layer stabilizes low-valence Ir centers and reinforces IrO hybridization in hierarchical multilayered Ir-IrCoOx for acidic oxygen evolution
Read the original paper · 10.1016/j.jcis.2026.140219 ↗
Source figures may contain other techniques and soft X-ray spectra. C, N and O measurements are outside our current hard-XAFS testing range.
Fig. 4. (a) Normalized XANES and (b) FT-EXAFS of Co K-edge spectra for Ir-IrCoOx OCP, Ir-IrCoOx after OER, Co3O4 and Co foil. (c) Normalized XANES and (d) FT- EXAFS of Ir L3-edge spectra for Ir-IrCoOx OCP, Ir-IrCoOx after OER, IrO2 and Ir foil. (e) The k3-weighted WT-EXAFS plot for Ir-IrCoOx OCP and Ir-IrCoOx after OER.