Extended Data Fig. 8: TEM characterization of Hec-MX-PAAm hydrogel.
From: Stiff and self-healing hydrogels by polymer entanglements in co-planar nanoconfinement

a, Schematic illustration of MXene distribution among hectorite. b, Cryo-TEM image of Hec-MX-PAAm hydrogel containing 1.5 wt% Hec, 1.5 wt% MXene, and 62 wt% PAAm. c, Dark field TEM image of the hydrogel cross-section with corresponding element mappings.