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. 2018 Oct 8;9:4148. doi: 10.1038/s41467-018-06647-7

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© The Author(s) 2018

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 4 — Reconfigurable shape morphing. a Optical image of the actuator at the initial stage. b Schematic of mask patterns. c Optical image of the actuator after UV exposure using mask no.1. d Photothermally induced shape morphing upon red-light illumination after different mask exposure. Scale bars: 5 mm