Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient Electronics

Deformability and self‐adaptability are important for soft robots to deal with uncertain and varying situations and environments during movement and navigation. Droplet‐based robots are great candidates to travel inside narrow and constrained spaces without damaging the interfaces due to their extre...

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Main Authors: Ben Wang, Baofeng Zhang, Yongzhu Tan, Fengtong Ji, Guanghui Lv, Chengfeng Pan, Stephan Handschuh-Wang, Li Zhang, Xuechang Zhou
Format: Article
Language:English
Published: Wiley 2022-09-01
Series:Advanced Intelligent Systems
Subjects:
Online Access:https://doi.org/10.1002/aisy.202200080
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author Ben Wang
Baofeng Zhang
Yongzhu Tan
Fengtong Ji
Guanghui Lv
Chengfeng Pan
Stephan Handschuh-Wang
Li Zhang
Xuechang Zhou
author_facet Ben Wang
Baofeng Zhang
Yongzhu Tan
Fengtong Ji
Guanghui Lv
Chengfeng Pan
Stephan Handschuh-Wang
Li Zhang
Xuechang Zhou
author_sort Ben Wang
collection DOAJ
description Deformability and self‐adaptability are important for soft robots to deal with uncertain and varying situations and environments during movement and navigation. Droplet‐based robots are great candidates to travel inside narrow and constrained spaces without damaging the interfaces due to their extreme deformability and liquid nature, which enables smooth contact between robots and target spaces. Here, magnetic liquid metal droplet robots, comprising liquid metal and carbonyl iron, that can perform reversible telescopic deformation, bending, and on‐demand locomotion are proposed. The magnetic liquid‐metal‐based robots can perform on‐demand and reversible coalescence and splitting by intricately applying magnetic fields. Importantly, the liquid metal robot can perform phase transition to fix the desired shape after programmable shape encoding. The liquid‐metal‐based soft robots can serve as dynamic and recyclable switches for complex circuits, and are capable of repairing damaged sections of microcircuits by remote actuation, controllable coalescence, and on‐demand circuit welding. This technology provides a new application scenario of droplet‐based soft robots for on‐demand circuit welding and transient recyclable electronics. A preprint version of the article can be found at: https://www.authorea.com/doi/full/10.22541/au.165167005.56125584.
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spelling doaj.art-127aeacee48344879f33ef65a1129d0f2022-12-22T03:14:31ZengWileyAdvanced Intelligent Systems2640-45672022-09-0149n/an/a10.1002/aisy.202200080Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient ElectronicsBen Wang0Baofeng Zhang1Yongzhu Tan2Fengtong Ji3Guanghui Lv4Chengfeng Pan5Stephan Handschuh-Wang6Li Zhang7Xuechang Zhou8College of Chemistry and Environmental Engineering Shenzhen University Shenzhen 518055 P. R. ChinaCollege of Chemistry and Environmental Engineering Shenzhen University Shenzhen 518055 P. R. ChinaCollege of Chemistry and Environmental Engineering Shenzhen University Shenzhen 518055 P. R. ChinaDepartment of Mechanical and Automation Engineering The Chinese University of Hong Kong Shatin N.T. Hong Kong ChinaCollege of Chemistry and Environmental Engineering Shenzhen University Shenzhen 518055 P. R. ChinaDepartment of Mechanical and Automation Engineering The Chinese University of Hong Kong Shatin N.T. Hong Kong ChinaCollege of Chemistry and Environmental Engineering Shenzhen University Shenzhen 518055 P. R. ChinaDepartment of Mechanical and Automation Engineering The Chinese University of Hong Kong Shatin N.T. Hong Kong ChinaCollege of Chemistry and Environmental Engineering Shenzhen University Shenzhen 518055 P. R. ChinaDeformability and self‐adaptability are important for soft robots to deal with uncertain and varying situations and environments during movement and navigation. Droplet‐based robots are great candidates to travel inside narrow and constrained spaces without damaging the interfaces due to their extreme deformability and liquid nature, which enables smooth contact between robots and target spaces. Here, magnetic liquid metal droplet robots, comprising liquid metal and carbonyl iron, that can perform reversible telescopic deformation, bending, and on‐demand locomotion are proposed. The magnetic liquid‐metal‐based robots can perform on‐demand and reversible coalescence and splitting by intricately applying magnetic fields. Importantly, the liquid metal robot can perform phase transition to fix the desired shape after programmable shape encoding. The liquid‐metal‐based soft robots can serve as dynamic and recyclable switches for complex circuits, and are capable of repairing damaged sections of microcircuits by remote actuation, controllable coalescence, and on‐demand circuit welding. This technology provides a new application scenario of droplet‐based soft robots for on‐demand circuit welding and transient recyclable electronics. A preprint version of the article can be found at: https://www.authorea.com/doi/full/10.22541/au.165167005.56125584.https://doi.org/10.1002/aisy.202200080liquid metalmagnetic actuationsoft robotstransient electronicswettability
spellingShingle Ben Wang
Baofeng Zhang
Yongzhu Tan
Fengtong Ji
Guanghui Lv
Chengfeng Pan
Stephan Handschuh-Wang
Li Zhang
Xuechang Zhou
Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient Electronics
Advanced Intelligent Systems
liquid metal
magnetic actuation
soft robots
transient electronics
wettability
title Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient Electronics
title_full Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient Electronics
title_fullStr Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient Electronics
title_full_unstemmed Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient Electronics
title_short Leech‐Inspired Shape‐Encodable Liquid Metal Robots for Reconfigurable Circuit Welding and Transient Electronics
title_sort leech inspired shape encodable liquid metal robots for reconfigurable circuit welding and transient electronics
topic liquid metal
magnetic actuation
soft robots
transient electronics
wettability
url https://doi.org/10.1002/aisy.202200080
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