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Updated: Jul 10, 2025

Microfluidic Preparation of Liquid Crystalline Elastomer Actuators

Microfluidic Preparation of Liquid Crystalline Elastomer Actuators

Published on: May 20, 2018

Electrostatically Powered Multimode Liquid Crystalline Elastomer Actuators.

Mohsin Hassan Saeed¹, Moon-Young Choi², Kitae Kim²

¹Department of Electrical, Electronics and Communication Engineering Education, Chungnam National University, Daejeon 34134, Republic of Korea.

ACS Applied Materials & Interfaces

|November 22, 2023

Summary

This summary is machine-generated.

Researchers developed fast, multimodal soft actuators using liquid crystalline elastomers (LCEs) powered by electrostatic force. These LCE actuators enable rapid, programmable shape changes for advanced electromechanical systems.

Keywords:

degree of freedom electrostatic actuation liquid crystal elastomer multimode deformation volumic modulation

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Last Updated: Jul 10, 2025

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Area of Science:

Materials Science
Polymer Science
Soft Robotics

Background:

Liquid crystalline elastomers (LCEs) offer unique programmable order and elasticity.
Achieving subsecond, multimodal shape changes in LCE actuators is a key challenge for practical applications.

Purpose of the Study:

To fabricate a monodomain LCE actuator capable of fast, multimodal actuation using electrostatic force.
To explore the potential of LCEs for high-degree-of-freedom electromechanical systems.

Main Methods:

Fabrication of a monodomain LCE.
Actuation powered by electrostatic force.
Tuning dielectric constant and resistivity of LCE gels.

Main Results:

Demonstrated fast multidirectional bending, oscillation, and rotation (0.1 s cycle time).
Achieved complex actuation with a high degree of freedom.
Observed anisotropic actuation behaviors in monodomain LCEs.

Conclusions:

Electrostatically powered monodomain LCEs enable fast, multimodal soft actuation.
This technology promises advancements in isothermal manipulation for soft robotic systems.
Anisotropic properties of LCEs enhance potential for complex electromechanical applications.