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(a) The epoxy monomer and the cebacic acid are the same as those in the original work introducing xLCEs by Ji et al.,86 but a new function is added by incorporating disulfide bonds in a fraction of spacers. (b) Illustration of the disulfide exchange. (c) Demonstration of triple shape memory in the xLCE. (d) Demonstration of welding of two disulfide-containing xLCEs. Adapted with permission from ref (99) under CCBY license, Royal Society of Chemistry.
