fig6

Figure 6. (A) Schematic illustration of MXene hydrogel supercapacitor electrode; (B) rate performance of the MXene hydrogel, unordered hydrogel, H₂SO₄-immersed aerogel, and filtrated MXene film^[105]; (C) Top view SEM micro-structure of 3D-printed MXene; (D) CV graphs at 50 mV s^-1 while the blue-colored area illustrating the surface capacitive contributions; (E) GCD graphs at different current density (CD) values^[84]; (F) TEM image of crumpled MXene-N nanosheets and HAADF-STEM elemental maps of N-doped MXene sheets; (G) digital photographs; and (H) CV graphs of N-doped MXene printed MSC under different bending angles^[107].