RESEARCH / A0026
Nickel-metal-orgsanic framework coupled with Cu sub-nanometer clusters enables reverse hydrogen spillover for efficient electrocatalytic nitrate reduction to ammonia
Read the original paper · 10.1016/j.jcis.2026.141248 ↗
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. (a) XRD patterns of Cu@Ni-MOF and Ni-MOF. (b) FTIR spectra of Cu@Ni-MOF and Ni-MOF. (c) Cu 2p XPS spectra of Cu@Ni-MOF. (d) O 1 s and (e) Ni 2p XPS spectra of Ni-MOF and Cu@Ni-MOF. (f) Charge density difference of Cu@Ni-MOF. (g) Ni K-edge XANES spectra; (h, i) Curve fitting results of Ni K-edge data in R- space and K-space for Ni-MOF, Cu@Ni-MOF, and Ni foil.