Locomotion of miniature soft robots

Miniature soft robots are mobile devices, which are made of smart materials that can be actuated by external stimuli to realize their desired functionalities. Here, the key advancements and challenges of the locomotion producible by miniature soft robots in micro- to centimeter length scales are hig...

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Main Authors: Ng, Chelsea Shan Xian, Tan, Matthew Wei Ming, Xu, Changyu, Yang, Zilin, Lee, Pooi See, Lum, Guo Zhan
Other Authors: School of Mechanical and Aerospace Engineering
Format: Journal Article
Language:English
Published: 2022
Subjects:
Online Access:https://hdl.handle.net/10356/155762
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author Ng, Chelsea Shan Xian
Tan, Matthew Wei Ming
Xu, Changyu
Yang, Zilin
Lee, Pooi See
Lum, Guo Zhan
author2 School of Mechanical and Aerospace Engineering
author_facet School of Mechanical and Aerospace Engineering
Ng, Chelsea Shan Xian
Tan, Matthew Wei Ming
Xu, Changyu
Yang, Zilin
Lee, Pooi See
Lum, Guo Zhan
author_sort Ng, Chelsea Shan Xian
collection NTU
description Miniature soft robots are mobile devices, which are made of smart materials that can be actuated by external stimuli to realize their desired functionalities. Here, the key advancements and challenges of the locomotion producible by miniature soft robots in micro- to centimeter length scales are highlighted. It is highly desirable to endow these small machines with dexterous locomotive gaits as it enables them to easily access highly confined and enclosed spaces via a noninvasive manner. If miniature soft robots are able to capitalize this unique ability, they will have the potential to transform a vast range of applications, including but not limited to, minimally invasive medical treatments, lab-on-chip applications, and search-and-rescue missions. The gaits of miniature soft robots are categorized into terrestrial, aquatic, and aerial locomotion. Except for the centimeter-scale robots that can perform aerial locomotion, the discussions in this report are centered around soft robots that are in the micro- to millimeter length scales. Under each category of locomotion, prospective methods and strategies that can improve their gait performances are also discussed. This report provides critical analyses and discussions that can inspire future strategies to make miniature soft robots significantly more agile.
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spelling ntu-10356/1557622022-03-18T07:44:35Z Locomotion of miniature soft robots Ng, Chelsea Shan Xian Tan, Matthew Wei Ming Xu, Changyu Yang, Zilin Lee, Pooi See Lum, Guo Zhan School of Mechanical and Aerospace Engineering School of Materials Science and Engineering Engineering::Mechanical engineering Locomotion Miniature Robots Miniature soft robots are mobile devices, which are made of smart materials that can be actuated by external stimuli to realize their desired functionalities. Here, the key advancements and challenges of the locomotion producible by miniature soft robots in micro- to centimeter length scales are highlighted. It is highly desirable to endow these small machines with dexterous locomotive gaits as it enables them to easily access highly confined and enclosed spaces via a noninvasive manner. If miniature soft robots are able to capitalize this unique ability, they will have the potential to transform a vast range of applications, including but not limited to, minimally invasive medical treatments, lab-on-chip applications, and search-and-rescue missions. The gaits of miniature soft robots are categorized into terrestrial, aquatic, and aerial locomotion. Except for the centimeter-scale robots that can perform aerial locomotion, the discussions in this report are centered around soft robots that are in the micro- to millimeter length scales. Under each category of locomotion, prospective methods and strategies that can improve their gait performances are also discussed. This report provides critical analyses and discussions that can inspire future strategies to make miniature soft robots significantly more agile. National Research Foundation (NRF) Submitted/Accepted version G.Z.L. was funded by the start-up grant awarded by Nanyang Technological University. P.S.L. was funded by the National Research Foundation Investigatorship Award, NRF-NRFI2016-05, awarded by the National Research Foundation, Prime Minister’s Office, Singapore. 2022-03-18T07:44:35Z 2022-03-18T07:44:35Z 2021 Journal Article Ng, C. S. X., Tan, M. W. M., Xu, C., Yang, Z., Lee, P. S. & Lum, G. Z. (2021). Locomotion of miniature soft robots. Advanced Materials, 33(19), 2003558-. https://dx.doi.org/10.1002/adma.202003558 0935-9648 https://hdl.handle.net/10356/155762 10.1002/adma.202003558 33338296 2-s2.0-85097815932 19 33 2003558 en RF-NRFI2016-05 Advanced Materials This is the peer reviewed version of the following article: Ng, C. S. X., Tan, M. W. M., Xu, C., Yang, Z., Lee, P. S. & Lum, G. Z. (2021). Locomotion of Miniature Soft Robots. Advanced Materials, 33(19), 2003558-, which has been published in final form at doi.org/10.1002/adma.202003558. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Use of Self-Archived Versions. application/pdf
spellingShingle Engineering::Mechanical engineering
Locomotion
Miniature Robots
Ng, Chelsea Shan Xian
Tan, Matthew Wei Ming
Xu, Changyu
Yang, Zilin
Lee, Pooi See
Lum, Guo Zhan
Locomotion of miniature soft robots
title Locomotion of miniature soft robots
title_full Locomotion of miniature soft robots
title_fullStr Locomotion of miniature soft robots
title_full_unstemmed Locomotion of miniature soft robots
title_short Locomotion of miniature soft robots
title_sort locomotion of miniature soft robots
topic Engineering::Mechanical engineering
Locomotion
Miniature Robots
url https://hdl.handle.net/10356/155762
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AT yangzilin locomotionofminiaturesoftrobots
AT leepooisee locomotionofminiaturesoftrobots
AT lumguozhan locomotionofminiaturesoftrobots