RESEARCH / A0316
Carbon-confinement modulated interfacial water structure for accelerated dissociation kinetics towards hydrogen evolution
Read the original paper · 10.1016/j.cej.2025.166181 ↗
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. 2. High-resolution XPS spectra for (a) Ni 2p and (b) S 2p of Ni3S4@C and Ni3S4. (c) Ni K-edge XANES and (d) k2-weighted EXAFS spectra of Ni3S4@C, Ni3S4, NiO, and Ni foil. (e) WT-EXAFS analysis of Ni3S4@C and reference samples including Ni3S4, NiO, and Ni foil. (f) N2 adsorption-desorption isotherm curves of Ni3S4@C and Ni3S4. (g) Fourier-transformed EXAFS spectra and corresponding fitting for Ni3S4@C.