Figure 3

(a) Nitrogen adsorption/desorption isotherms, (b) 2D-NLDFT pore size distribution curves, (c) Raman spectra, and (d) XRD pattern of Fe3O4@CNF, and Fe3O4@CNFMn composite membrane, respectively.
(a) Nitrogen adsorption/desorption isotherms, (b) 2D-NLDFT pore size distribution curves, (c) Raman spectra, and (d) XRD pattern of Fe3O4@CNF, and Fe3O4@CNFMn composite membrane, respectively.