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(a) Chemical structures of two main-chain liquid crystalline polymers bearing furan side groups and containing either biphenyl or azobenzene as mesogenic moieties, as well as the preparation of their cross-linked networks through DA-bonded cross-links. (b) A schematic of programming and self-locking of xLCE actuators utilizing the DA exchange reaction. Adapted with permission from ref (96). Copyright 2020 John Wiley and Sons.
