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. 2018 Jan 26;4(1):eaao3865. doi: 10.1126/sciadv.aao3865

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Copyright © 2018 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial license, which permits use, distribution, and reproduction in any medium, so long as the resultant use is not for commercial advantage and provided the original work is properly cited.

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Fig. 3 — (A) Various nonlinear motions realized by localized photo-irradiation. (The white and black colors in the masks denote exposed and unexposed areas, respectively.) (B) Sequential programming process of a 3D flower. Green areas represent active regions. (C) Stress relaxation curve and construction of a 3D shape via the corresponding solid-state plasticity. (D) Spatio-selective actuation in a 3D structure. (i) Selective angular actuation. (ii) No actuation for comparison. Scale bars, 1 cm.