Fig. 5: Self-remodeling hydrogel under mechanical vibration.
From: Two dimensional MoS2 accelerates mechanically controlled polymerization and remodeling of hydrogel

a Schematic illustration of construction of self-remodeling hydrogel. MBA: N,N’-methylidene bisacrylamide. b Piezoelectric response of ZnO, BaTiO3 and MoS2 under magnetic stirring. c Left inset: PVA hydrogels SEM images. Scale bar: 20 μm. Center inset: PAM hydrogels SEM images. Scale bar: 20 μm. Right inset: MoS2-DN hydrogels SEM images. Scale bar: 20 μm.