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a) Schematic representation of functional components of the blend. Beta‐sheets rich protein backbone from B. mori silk fibroin (left) and catechol rich polymer from polydopamine (right) to mimic mussels adhesion. b)Preparation procedure of specimens for lap shearing tests. c) Assembled aircraft model using SF–PDA adhesive with Fe3+ curing process as a proof‐of‐concept of SF–PDA glue.
