Fig. 6: Diverse applications of the ordered mesoporous nanofibers and their derived cryogel.

a Schematic illustration of the electrode composed by the OMCFs for sodium-ion storage. b Galvanostatic charge/discharge curves at 0.1 A g−1 and c rate capability and coulombic efficiency at various current rates from 0.2 to 10.0 A g−1 of the OMCFs electrode. d Comparison of rate capabilities between OMCFs and nonporous particles electrodes. e Charge/discharge curves of the OMCFs anode, Na3V2(PO4)2F3 cathode, and OMCFs || Na3V2(PO4)2F3 sodium-ion full battery, respectively. f Optical photograph of a LED strip lamp powered by two full batteries in series. g Optical photograph of the nanofilter device based on OMCFs cryogel. h Optical photograph and i UV-vis spectra of the solutions before and after filtering Rhodamine B and fast green FCF. j IR thermal images of the OMCFs cryogel evaporator under one-sun illumination. k Mass change curves of the water on OMCFs cryogel evaporator with pure water as control. l The concentrations of four primary ions in seawater before and after purifying.