fig15

Figure 15. (A) Schematic illustration of the fabrication of M@G fibers via coaxial wet-spinning and subsequent coagulation; (B) Cross-sectional SEM images and 2D SAXS images of M@G-1.25 fibers. (A and B) are reprinted with permission from Ref.^[175], Copyright © 2025 John Wiley and Sons; (C) Front-view and cross-sectional SEM images of CNT-VA-GMF; Structural schematic of CNT-VA-GMF. Reproduced with permission^[176], Copyright © 2025 John Wiley and Sons; (D) Schematic illustration of the fabrication of MGO hydrogel and MGO sheets. Reproduced with permission^[36], Copyright © 2024 The American Association for the Advancement of Science; (E) Stress–strain curves of MxP20Gy fibers with varying MXene loadings (as-spun); (F) Electrical conductivity vs. MXene content in as-spun MxPGy fibers. (E and F) are reprinted with permission from Ref.^[177], Copyright © 2025 Elsevier; (G) specific areal capacitance, energy density and power density at 0.4, 0.6, 0.8 and 1.0 mA·cm^-2. Reproduced with permission^[178], Copyright © 2025 Elsevier; (H) Ragone plot comparing the energy and power densities between M42PG38 FSCs and published FSCs devices. Reproduced with permission^[177], Copyright © 2025 Elsevier. SEM: Scanning electron microscope; SAXS: small-angle X-ray scattering; CNT-VA-GMF: vertically aligned rGO/MXene fibres bridged by carbon nanotubes; MGO: MXene-bridged GO; FSCs: fiber supercapacitors; rGO: reduced graphene oxide.