Fig. 6.

a Schematic illustration of the fabrication of the hydrophobic and flexible MXene foam. b XRD patterns of Ti₃AlC₂, unexfoliated Ti₃C₂T_x, and the MXene film. c SEM image of the Ti₃C₂T_x MXene sheets on an AAO filter. Cross-sectional SEM images of the MXene film d, e and the MXene foam f, g. EMI SE of the h MXene films and i MXene foams with different thicknesses (µm). j Experimental and theoretical EMI SE of the MXene foam and bulk MXene film.

Reproduced with permission from Ref. [98]. Copyright 2017, WILEY–VCH