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Updated: Aug 28, 2025
A Simple and Scalable Fabrication Method for Organic Electronic Devices on Textiles
Published on: March 13, 2017
Light-Controlled Triple-Shape-Memory, High-Permittivity Dynamic Elastomer for Wearable Multifunctional Information
Huixia Xuan1, Qingbao Guan1, Hao Tan1
1State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, College of Materials Science and Engineering, Institute of Functional Materials, Shanghai Engineering Research Center of Nano-Biomaterials and Regenerative Medicine, Research Base of Textile Materials for Flexible Electronics and Biomedical Applications (China Textile Engineering Society), Donghua University, Shanghai201620, P.R. China.
Researchers developed a new self-powered information encoding device (IED) that is reprogrammable, self-healing, and wearable. This battery-free device utilizes a unique elastomer with a triple-shape-memory effect for advanced functionality.
Area of Science:
- Materials Science
- Nanotechnology
- Electronics
Background:
- Self-powered information encoding devices (IEDs) are crucial for battery-free operation.
- Next-generation IEDs require programmability, self-healing, and wearability for advanced applications.
- Current IEDs lack these integrated multifunctional features.
Purpose of the Study:
- To develop an integrated triboelectric nanogenerator-based IED with reprogrammable, self-healing, and wearable characteristics.
- To demonstrate a novel material enabling these advanced IED functionalities.
- To explore shape-memory effects for enhanced device performance.
Main Methods:
- Designed a light-responsive, high-permittivity poly(sebacoyl diglyceride-co-4,4'-azodibenzoyl diglyceride) elastomer (PSeDAE) with a triple-shape-memory effect.
- Integrated a triboelectric nanogenerator with the PSeDAE for self-powered operation.
- Utilized microscale and macroscale shape-memory properties for electrical and physical reprogramming.
- Incorporated dynamic transesterifications and light-heating groups for self-healing capabilities.
Main Results:
- Achieved an electrical memory feature enabling spatiotemporal information reprogramming via microscale shape-memory properties.
- Demonstrated shape-reprogramming ability for wearable and detachable IEDs through macroscale shape-memory behavior.
- Enabled a remotely controlled, self-healing IED by light-induced rearrangement of the PSeDAE cross-linking network.
Conclusions:
- Successfully developed a multifunctional, self-powered IED with integrated reprogrammable, self-healing, and wearable features.
- The PSeDAE material is key to achieving these advanced functionalities.
- This work paves the way for next-generation intelligent electronic devices.
