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Bioinspired rotary flight of light-driven composite films

Engineering and Technology

Bioinspired rotary flight of light-driven composite films

D. Wang, Z. Chen, et al.

Discover the groundbreaking rotary flying photoactuator inspired by vine maple seeds, showcasing astonishing rotation speeds and rapid response times. This innovative actuator, driven by near-infrared light, opens exciting pathways in soft robotics and miniature device technology, thanks to research conducted by Dan Wang and colleagues.

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Playback language: English
Abstract
This paper introduces a novel helicopter-like rotary flying photoactuator inspired by vine maple seeds. The actuator, responsive to near-infrared (NIR) light (0.6 W/cm²), achieves ultrafast rotation (~7200 rpm) and rapid response (~650 ms). This performance stems from synergistic interactions between photothermal graphene and hygroscopic agar/silk fibroin components, resulting in airscrew formation, jet propulsion, and aerodynamic flight. The actuator demonstrates controlled flight and steering, showcasing potential in soft robotics and miniature devices.
Publisher
Nature Communications
Published On
Aug 21, 2023
Authors
Dan Wang, Zhaomin Chen, Mingtong Li, Zhen Hou, Changsong Zhan, Qijun Zheng, Dalei Wang, Xin Wang, Mengjiao Cheng, Wenqi Hu, Bin Dong, Feng Shi, Metin Sitti
Tags
photoactuator
aviation technology
soft robotics
graphene
aerodynamics
near-infrared light
miniature devices
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