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Toward safer solid-state lithium metal batteries: a review.
Zhenkang Wang1, Jie Liu1, Mengfan Wang1
1College of Energy, Key Laboratory of Advanced Carbon Materials and Wearable Energy Technologies of Jiangsu Province, Soochow University Suzhou 215006 China tqian@suda.edu.cn c.yan@suda.edu.cn.
Nanoscale Advances
|September 22, 2022
Summary
Solid-state lithium metal batteries (SSLMBs) offer high energy density but can still pose safety risks. This review highlights potential dangers and solutions for safer SSLMB development.
Area of Science:
- Materials Science
- Electrochemistry
- Energy Storage
Background:
- Solid-state lithium metal batteries (SSLMBs) are promising for next-generation energy storage due to high energy density.
- Solid-state electrolytes (SSEs) are believed to eliminate safety issues associated with lithium metal anodes.
- However, the inherent safety of SSLMBs has been overestimated, with potential dangers overlooked.
Purpose of the Study:
- To identify and summarize potential safety concerns in SSLMBs.
- To review existing solutions addressing these safety issues.
- To provide perspectives on achieving ultra-high safety in SSLMB research.
Main Methods:
- Literature review of SSLMB safety aspects.
- Analysis of potential hazards in SSLMB operation.
- Compilation of safety enhancement strategies.
Main Results:
- Several critical safety concerns in SSLMBs have been identified.
- Various technical solutions are available to mitigate these risks.
- The stereotype of inherent safety in SSEs needs re-evaluation.
Conclusions:
- SSLMBs require dedicated safety research beyond electrochemical performance.
- Addressing identified safety concerns is crucial for widespread adoption.
- Future research should focus on developing intrinsically safe SSLMBs.
