RESEARCH / A0141
Electrospinning of Fe₃O₄/Fe₃C/N-doped lignin-derived carbon nanofibers with Fesingle bondN structures for low-energy-consumption lithium extraction
Read the original paper · 10.1016/j.cej.2026.175889 ↗
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. Physicochemical Properties of Materials. (a) TGA curves of carbon nanofibers. (b) Nitrogen adsorption-desorption isotherms of carbon nanofibers. (c) Pore size distribution curves of carbon nanofibers. (d) XRD patterns of PAN, CNF, and Fe CNF-2.5. (e) Graphite phase XRD patterns of PAN, CNF, and Fe CNF-2.5. (f) Raman spectra of PAN, CNF, and Fe CNF-2.5. (g) Water contact angles of PAN, CNF, and Fe CNF-2.5. (h) XANES spectra of Fe CNF-2.5 and Fe foil. (i) R-space fitting results for Fe-N4 in Fe CNF-2.5 and Fe foil.