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一种基于的氧化固态电解质的通用自我传播合成
Simeng Zhang1,2, Yang Xu2,3, Han Wu1
1Eastern Institute for Advanced Study, Eastern Institute of Technology, Ningbo, Zhejiang, 315200, P. R. China.
Angewandte Chemie (International ed. in English)
|April 25, 2024
概括
一种新的自我传播方法使得基于的氧化固态电解质 (SSEs) 能够进行可扩展的,具有成本效益的合成,用于高能全固态电池 (ASSB). 这些材料具有高离子导电性,并促进实际的电池应用.
科学领域:
- 材料科学 材料科学 材料科学
- 电化学 电化学 电化学
- 固态化学 固态化学
背景情况:
- 无机固态电解质 (SSEs) 对于高能全固态电池 (ASSB) 来说至关重要.
- 目前的SSE制备方法,如球磨和高温回火,是能源密集的,对于工业应用来说不可扩展.
研究的目的:
- 开发一个简单和可扩展的合成战略,以成本高效的基氧化SSEs.
- 研究这些SSE在促进高能量密度ASSB的实际应用方面的潜力.
主要方法:
- 一种利用原材料的外热反应进行SSE合成的自我传播方法.
- 合成的SSEs的离子导电性和结构性质的表征.
主要成果:
- 成功的可扩展合成各种基于的氧化SSEs与可调节组件.
- 对Li+,Na+和Ag+离子实现了高离子导电率 (>25°C时10−3 S/cm) .
- 鉴定了一种含有氧化氨酸盐物种的无形矩阵,作为高离子流动性的关键.
结论:
- 自传播合成方法提供了一个成本效益高,高效的通往先进的SSE的途径.
- 基于的氧化SSEs显示出提高全固态电池性能的巨大潜力.
- 开发的SSEs重量轻,易于合成,适合于实际的ASSB应用.
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