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Microfluidic Preparation of Liquid Crystalline Elastomer Actuators
Published on: May 20, 2018
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Structure-induced Intelligence of Liquid Crystal Elastomers.
Zhen-Zhou Nie1, Meng Wang1, Hong Yang1
1Institute of Advanced Materials, School of Chemistry and Chemical Engineering, State Key Laboratory of Digital Medical Engineering, Jiangsu Province Hi-Tech Key Laboratory for Bio-medical Research, Southeast University, Nanjing, 211189, China.
Chemistry (Weinheim an Der Bergstrasse, Germany)
|May 2, 2023
Summary
Liquid crystal elastomers (LCEs) are smart materials that can change shape. This review explores how LCE structures and alignment control unlock advanced functions for robotics and artificial muscles.
Area of Science:
- Materials Science
- Soft Matter Physics
- Robotics Engineering
Background:
- Liquid crystal elastomers (LCEs) are advanced soft materials known for stimulus-responsive, large-shape morphing.
- Their applications span soft robotics, wearable devices, artificial muscles, and optical machines.
- The functionality of LCEs is intrinsically linked to their structural properties and design.
Purpose of the Study:
- To review recent advancements in structure-induced intelligence in LCEs.
- To explore the integration of structural properties with LCE alignment and processing.
- To present design principles for various LCE structural categories.
Main Methods:
- Categorization of LCE structures into common (film, fiber, tubule), smart (origami, kirigami, metamaterials), and complex (monolithic, integrated).
- Discussion of alignment control methods including mechanical, surface, field-assisted, and shear alignment.
- Analysis of coupling mechanisms between LCE structures and generated functions.
Main Results:
- Detailed structural design principles for diverse LCE configurations are presented.
- Various alignment techniques are shown to effectively induce specific structural properties in LCEs.
- The interplay between LCE structure and emergent functionalities is elucidated.
Conclusions:
- Structure-induced intelligence is key to unlocking advanced LCE capabilities.
- Further research into LCE structural design and alignment offers significant opportunities.
- Addressing current challenges will pave the way for next-generation LCE applications.
