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Related Experiment Video

Updated: Oct 23, 2025

Bioinspired Soft Robot with Incorporated Microelectrodes

Bioinspired Soft Robot with Incorporated Microelectrodes

Published on: February 28, 2020

Bioinspired, Shape-Morphing Scale Battery for Untethered Soft Robots.

Myoung-Ho Kim^1,2, Seunghoon Nam¹, Minsub Oh¹

¹Department of Nano-Mechanics, Korea Institute of Machinery & Materials (KIMM), Daejeon, Republic of Korea.

|August 17, 2021

Summary

This summary is machine-generated.

Bioinspired origami and kirigami create shape-morphing batteries for soft robots. These snake-scale-like structures offer enhanced stretchability and reliability, enabling untethered robots with dynamic deformation capabilities.

Keywords:

scale structure shape-morphing soft robotics stretchable Li-ion battery stretchable electronics

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Area of Science:

Materials Science
Robotics
Energy Storage

Background:

Soft robotics requires advanced materials for enhanced stretchability and reliability.
Bioinspired designs, particularly origami and kirigami, offer promising solutions for complex structural challenges.

Purpose of the Study:

To develop a novel, geometrically multifunctional structure for untethered soft robots.
To create a shape-morphing battery using bioinspired principles for enhanced deformability and performance.

Main Methods:

Designing a novel structure with overlapping, scale-like units inspired by snake scales.
Utilizing origami and kirigami techniques for folding and cutouts in a hexagonal cell pattern.
Integrating hexagonal pouch cells into a stretchable lithium-ion battery architecture.
Conducting in situ electrochemical characterization and numerical simulations.

Main Results:

The structure exhibits multi-axial deformability and a zero Poisson's ratio without off-axis distortion.
The shape-morphing battery maintains performance under 90% stretching and 10-mm bending radius.
Achieved over 36,000 charge/discharge cycles with sustained performance.
Demonstrated excellent conformability and deformability in movable robots.

Conclusions:

The bioinspired, scale-like structure enables highly deformable and reliable energy storage for soft robots.
This shape-morphing battery technology significantly advances the capabilities of untethered soft robotic systems.
The design offers a pathway for creating robust and adaptable power sources for next-generation robots.