可伸缩和自我修复的纤维状导体,适合恶劣环境
Mingming Rong1, Dongdong Chen1, Hong Hu1
1Laboratory for Advanced Interfacial Materials and Devices, School of Fashion and Textiles, The Hong Kong Polytechnic University, Hong Kong, SAR, 999077, China.
Small (Weinheim an der Bergstrasse, Germany)
|August 24, 2023
概括
研究人员开发了一种新的纤维导体,这种导体可拉伸,自我修复,耐用,用于可穿戴电子产品. 这种导电纤维在恶劣条件下保持性能,提高了先进应用的可靠性.
科学领域:
- 材料科学 材料科学 材料科学
- 可穿戴技术可穿戴技术
- 纳米技术纳米技术
背景情况:
- 纤维状导体对于可穿戴电子产品至关重要,但在恶劣环境中缺乏可靠性.
- 现有的可拉伸和耐用纤维在性能和环境耐受性方面存在局限性.
研究的目的:
- 开发一种具有增强导电性,伸展性,耐用性和环境耐受性的新型纤维导体.
- 解决当前光纤导体的局限性,以便可靠地集成到可穿戴设备中.
主要方法:
- 制造一个多层核心层纤维导体 (CESH).
- 该CESH包括一个自我愈合的有机水凝核心,一个曲的银纳米线涂层和一个保护.
- 电导率,伸展性,自我愈合特性和环境耐受性 (温度,湿度,水下) 的表征.
主要成果:
- 实现了高拉伸性 (≈2400%) 和电导率 (1.0 × 10 6 S m -1).
- 证明了出色的自我愈合能力,耐用性和耐受性,适应广泛的温度范围 (-60-20°C),低湿度 (约10%RH) 和水下条件.
- 成功将CESH集成到可穿戴的格式中作为互连器,在机械应力和恶劣环境下显示稳定的电气功能.
结论:
- 开发的CESH光纤导体为先进的可穿戴应用提供了独特的特性组合.
- 这项技术弥合了可拉伸和自愈光纤技术的差距,使超稳定的电导率和环境耐受性成为可能.
- 多功能CESH扩大了光纤导体在苛刻条件下的应用范围.
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