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Updated: Dec 13, 2025
A Simple and Scalable Fabrication Method for Organic Electronic Devices on Textiles
Published on: March 13, 2017
Highly conductive, stretchable, and breathable epidermal electrode based on hierarchically interactive nano-network.
You Jun Fan1, Peng Tao Yu2, Fei Liang2
1CAS Center for Excellence in Nanoscience, Beijing Key Laboratory of Micro-Nano Energy and Sensor, Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences, Beijing 100083, China. zhuguang@binn.cas.cn and State Key Lab of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University, Beijing 100084, China and School of Nanoscience and Technology, University of Chinese Academy of Sciences, Beijing 100049, China.
Researchers developed a highly conductive, stretchable epidermal electrode (SEE) using a novel nano-network structure. This breathable electrode maintains conductivity under extreme strain and washing, paving the way for advanced electronic skins.
Area of Science:
- Materials Science
- Nanotechnology
- Biomedical Engineering
Background:
- Flexible electronic systems require advanced electrode materials.
- Conventional nanocomposite electrodes often lack sufficient stretchability, breathability, and durability.
- There is a need for robust and comfortable electrodes for wearable applications.
Purpose of the Study:
- To develop a highly conductive, breathable, and stretchable epidermal electrode (SEE).
- To investigate a hierarchically interactive nano-network for enhanced electrode performance.
- To demonstrate the potential of SEE in wearable electronic devices.
Main Methods:
- Fabrication of a nano-network using elastic polymer nanofibers and multi-level silver nanowires (AgNWs).
- Characterization of electrical conductivity, stretchability, and durability under various conditions.
- Integration and testing of the SEE in epidermal electronic applications.
Main Results:
- Achieved high conductivity of 4800 S cm-1 with low AgNW content (1.59 vt%).
- Demonstrated exceptional stretchability (conductive at 500% strain) and durability (30,000 cycles at 50% strain, 100,000 wash cycles).
- Successfully applied SEE for electrocardiogram signal measurement and thermal therapy with robust performance.
Conclusions:
- The developed SEE offers superior conductivity, stretchability, and durability compared to conventional electrodes.
- The facile fabrication process enables large-scale production of elastic circuits for electronic skins.
- SEE shows significant promise for comfortable, multifunctional, and water-washable wearable electronics.
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