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July 5, 2026ACS Applied Nano Materials

The Role of Gas Sensors Based on Metal Oxide Semiconductor Nanomaterials in Thermal Runaway Early Warning for Battery Safety: A Review

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Authors

WQWenhao QiuQXQi XuMLMing Li

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Overview

Review highlights the role of metal oxide semiconductor gas sensors in early thermal runaway detection for battery safety, indicating their potential benefits.

Key Points

  • This review aims to explore the use of metal oxide semiconductor gas sensors for early warning of thermal runaway in lithium-ion batteries.
  • Systematically review applications of MOS gas sensors in monitoring thermal runaway.
  • Evaluate recent advancements in gas sensor technology focusing on sensitivity and response times.
  • Analyze challenges including cross-sensitivity and environmental factors affecting sensor performance.
  • MOS gas sensors demonstrate detection limits as low as ppb for hydrogen and electrolyte vapors.
  • Sensors achieve rapid response/recovery times of approximately 1-30 seconds.
  • Review discusses strategies for enhancing sensor performance, addressing issues related to operating temperatures and algorithm integration.

Cite This Study

Qiu et al. (2026) studied this question.

synapsesocial.com/papers/6a49f36ff5d1d45b287ff960https://doi.org/10.1021/acsanm.6c01594
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1A Review of Gas-Sensitive Materials for Lithium-Ion Battery Thermal Runaway Monitoring2026
  2. 2Design of MEMS Gas Sensors and Integration for Multiple Gas Classification for Lithium-Ion Battery Thermal Runaway Warning2026
  3. 3Real-time monitoring of thermal runaway gases in lithium-ion batteries2026
  4. 4A comprehensive review of hydrogen sensor for thermal runaway monitoring: fundamentals, recent advancements, and challenges2026 · 6 citations
  5. 5Research progress, challenges, and trends of sensing materials for thermal hazard monitoring in lithium-ion batteries: A review2026