fig10

Figure 10. Homogeneous elastomers with spatially aligned polymer networks. (A) Domain images of the substrate surface showing the effects of unidirectional alignment in PS-b-PDMS thin films through the shearing process. Reproduced with permission^[91]. Copyright 2013, American Chemical Society; (B) Self-assembled BCP elastomer film achieved through a solvent annealing process. Reproduced with permission^[92]. Copyright 2012, Wiley-VCH; (C) Schematic of TBC composed of PDPP-TT and PDMS blocks, exhibiting anisotropic charge transport characteristics. Reproduced with permission^[93]. Copyright 2021, Wiley-VCH; (D) LC polymer strip with a super-twisted nematic structure in the thickness direction. Reproduced with permission^[96]. Copyright 2023, Wiley-VCH; (E) Programmable complex deformation LCE films created using non-uniform stretching and optical alignment techniques. Reproduced with permission^[98]. Copyright 2015, Elsevier; (F) Schematic of anisotropic expansion of an LCE film with LC molecules aligned in a designed orientation under applied voltage. Reproduced with permission^[100]. Copyright 2021, Wiley-VCH. PS-b-PDMS: Polystyrene-block-polydimethylsiloxane; BCP: block copolymer; TBC: triblock copolymer; PDPP-TT: poly-diketopyrrolopyrrole-thienothiophene; PDMS: polydimethylsiloxane; LC: liquid crystal; LCE: liquid crystal elastomer.