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Reconfigurable Fluorescent Liquid Crystal Elastomers for Integrated Visual and Haptic Information Storage
Jingjing Gao1, Yanrong He1, Xiaoyang Cong1
1Key Laboratory of Carbon Fibers and Functional Polymers, Ministry of Education, and College of Materials Science and Engineering, Beijing University of Chemical Technology, Beijing100029, China.
ACS Applied Materials & Interfaces
|November 17, 2022
Summary
This study introduces a novel reconfigurable fluorescent liquid crystal elastomer (FLCE) for integrated visual and haptic information storage. This material offers tunable fluorescence and shape memory for advanced display devices.
Area of Science:
- Materials Science
- Polymer Chemistry
- Information Technology
Background:
- Rapid advancements in information technology necessitate innovative storage and display materials.
- Developing on-demand, multi-modal information storage systems presents a significant challenge.
Purpose of the Study:
- To design and fabricate an integrated visual and haptic information storage and display system.
- To utilize a reconfigurable fluorescent liquid crystal elastomer (FLCE) with dynamic covalent bonds.
Main Methods:
- Fabrication of FLCEs via amine-acrylate aza-Michael addition and photopolymerization.
- Exploitation of reversible Z/E photoisomerization for phototunable fluorescence.
- Utilizing catalyst-free transesterification for reprogrammable shape-changing capabilities.
Main Results:
- Simultaneous exhibition of phototunable fluorescence and reprogrammable shape in FLCEs.
- Demonstration of various information storage and display modes including photoswitchable fluorescence and shape memory.
- Successful implementation of a strategy for combined visual and haptic feedback display.
Conclusions:
- Reconfigurable FLCE systems offer a pioneering approach to on-demand information storage and display.
- The developed system caters to diverse user needs, including the visually impaired.
- These FLCEs hold potential for future information storage, display, and protection devices.
