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为了提高离子运输的低温性能,用于金属有机框架的固态电解质:纳米结构工程或控制晶体形态学

Xin Wang¹, Sheng Jin¹, Lu Shi¹

¹Inner Mongolia Key Laboratory of Chemistry and Physics of Rare Earth Materials, School of Chemistry and Chemical Engineering, Inner Mongolia University, Hohhot 010021, P.R. China.

ACS applied materials & interfaces

|June 21, 2024

概括

花形2D铜基金属有机框架 (Cu-MOF) 作为离子电池的固态电解质. 这些材料能够在低温下有效地运输离子,解决了实际应用的关键挑战.

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
储能储能储能储能储能储能

背景情况:

由于其结构,金属有机框架 (MOF) 对固态电池具有前景.
目前的MOF电解质在低温性能方面面临着挑战.

研究的目的:

开发基于MOF的固态电解质 (SSEs),以改善低温Li+运输.
研究一种新的2D Cu-MOF (CuBDC-10) 材料的离子导电性.

主要方法:

制造薄层,花形2D Cu-MOF (CuBDC-10) 的SSEs.
在广泛的温度范围 (-40至100°C) 中测量离子导电性.

主要成果:

在-30°C时达到10^-4 S cm^-1的离子导电性.
从-40到100°C (0.073-3.68 × 10^-3 S cm^-1) 证明了极好的离子导电性.

结论:

开发的CuBDC-10 SSE可在低温下实现高效的+运输.
这项研究提供了设计基于MOF的SSE的策略,以满足苛刻的温度条件.

关键词:

离子导电性的离子导电性.离子电池的离子电池是什么金属-有机的框架.形态控制形态控制形态控制固态电解质固态电解质

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