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Article: Bioinspired hydrogel jellyfish with mechanical flexibility and acoustic transparency

TitleBioinspired hydrogel jellyfish with mechanical flexibility and acoustic transparency
Authors
Keywordsacoustic transparency
bioinspired
flexibility
hydrogel
jellyfish
soft materials
Issue Date1-Jul-2022
PublisherElsevier
Citation
Cell Reports Physical Science, 2022, v. 3, n. 10 How to Cite?
Abstract

The uniqueness of soft materials such as hydrogels allows for great potential for new soft robots and actuators. Conventional underwater robots are generally crafted of rigid structures and materials with water-mismatched acoustic impedance, severely limiting their underwater operating capabilities. Therefore, flexible and acoustically transparent soft robots show great prospects for applications in marine exploration, biomedical engineering, etc. Inspired by the high water content of jellyfish, we report a hydraulically actuated bioinspired hydrogel jellyfish. The acoustic backscattered energy of the hydrogel jellyfish is reduced to about 1/270 compared with conventional underwater robots, achieving omnidirectional transparency under broadband acoustic detection from 10 kHz to 1 MHz. Moreover, the body length of hydrogel jellyfish can contract to about 1/3 of its original length under hydraulic control, exhibiting flexible motion to pass through narrow orifices. This design can potentially establish generic design principles for constructing next-generation mechanically flexible and acoustically transparent robots.


Persistent Identifierhttp://hdl.handle.net/10722/338753
ISSN
2023 Impact Factor: 7.9
2023 SCImago Journal Rankings: 2.446
ISI Accession Number ID

 

DC FieldValueLanguage
dc.contributor.authorZhang, Jinhu-
dc.contributor.authorZhang, Tianye-
dc.contributor.authorDong, Erqian-
dc.contributor.authorZhang, Chuang-
dc.contributor.authorLin, Zhonglu-
dc.contributor.authorSong, Zhongchang-
dc.contributor.authorLi, Hongquan-
dc.contributor.authorFang, Nicholas X-
dc.contributor.authorZhang, Yu-
dc.date.accessioned2024-03-11T10:31:16Z-
dc.date.available2024-03-11T10:31:16Z-
dc.date.issued2022-07-01-
dc.identifier.citationCell Reports Physical Science, 2022, v. 3, n. 10-
dc.identifier.issn2666-3864-
dc.identifier.urihttp://hdl.handle.net/10722/338753-
dc.description.abstract<p>The uniqueness of soft materials such as hydrogels allows for great potential for new <a href="https://www.sciencedirect.com/topics/engineering/soft-robot" title="Learn more about soft robots from ScienceDirect's AI-generated Topic Pages">soft robots</a> and <a href="https://www.sciencedirect.com/topics/earth-and-planetary-sciences/actuator" title="Learn more about actuators from ScienceDirect's AI-generated Topic Pages">actuators</a>. Conventional underwater robots are generally crafted of rigid structures and materials with water-mismatched acoustic impedance, severely limiting their underwater operating capabilities. Therefore, flexible and acoustically transparent soft robots show great prospects for applications in marine exploration, <a href="https://www.sciencedirect.com/topics/engineering/biomedical-engineering" title="Learn more about biomedical engineering from ScienceDirect's AI-generated Topic Pages">biomedical engineering</a>, etc. Inspired by the <a href="https://www.sciencedirect.com/topics/engineering/high-water-content" title="Learn more about high water content from ScienceDirect's AI-generated Topic Pages">high water content</a> of jellyfish, we report a hydraulically actuated bioinspired hydrogel jellyfish. The acoustic backscattered energy of the hydrogel jellyfish is reduced to about 1/270 compared with conventional underwater robots, achieving omnidirectional transparency under broadband acoustic detection from 10 kHz to 1 MHz. Moreover, the body length of hydrogel jellyfish can contract to about 1/3 of its original length under hydraulic control, exhibiting flexible motion to pass through narrow orifices. This design can potentially establish generic design principles for constructing next-generation mechanically flexible and acoustically transparent robots.</p>-
dc.languageeng-
dc.publisherElsevier-
dc.relation.ispartofCell Reports Physical Science-
dc.rightsThis work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.-
dc.subjectacoustic transparency-
dc.subjectbioinspired-
dc.subjectflexibility-
dc.subjecthydrogel-
dc.subjectjellyfish-
dc.subjectsoft materials-
dc.titleBioinspired hydrogel jellyfish with mechanical flexibility and acoustic transparency-
dc.typeArticle-
dc.identifier.doi10.1016/j.xcrp.2022.101081-
dc.identifier.scopuseid_2-s2.0-85140227253-
dc.identifier.volume3-
dc.identifier.issue10-
dc.identifier.eissn2666-3864-
dc.identifier.isiWOS:000880753600005-
dc.identifier.issnl2666-3864-

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