RESEARCH / A0279
Reserved charges in a long-lived NiOOH phase drive catalytic water oxidation
Read the original paper · 10.1038/s41557-025-01942-5 ↗
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. 3 | Structure changes of A-NiOOH before and after SOE. a, XRD patterns. b, XANES spectra at the nickel K-edge of A-NiOOH and D-NiOOH, nickel foil, NiO, LiNiO2 and H4I2K2NiO12. Inset: oxidation state of various nickel compounds obtained from nickel K-edge XANES. c, EELS spectra of the nickel L-edge for A-NiOOH, D-NiOOH, NiO and LiNiO2. The left and right dashed lines indicating