Fig. 3: Performance of the bonding of the hydrogels to the secondary treatment substrate.
From: Functional hydrogel-plastic hybrids inspired by the structural characteristics of mussels

a Illustration of the hybrids based on retreatment plastics. b Curves of the peeling force per width versus displacement for the original and healed hybrids. c Tensile stress of the original and healed hybrids. d Statistical interfacial toughness and tensile stress of the hybrids.