September 12, 2025ACS Sensors

Advances in 2D Transition Metal Dichalcogenide-Based Gas Sensors

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This review examines the performance of TMD-based gas sensors for toxic gas detection, suggesting enhancements for IoT applications.

TMD-based gas sensors demonstrate high sensitivity for detecting toxic gases, including NO2 and NH3, making them suitable for environmental monitoring.
Recent advances have improved sensor performance through techniques like defect engineering and doping, enhancing selectivity and response times.
Synthesis strategies such as chemical vapor deposition and exfoliation are crucial for fabricating high-quality TMD materials for gas sensors.
Integration of TMD sensors into flexible electronics highlights their potential for use in wearable technology and IoT applications.

Patra et al. (2025) studied this question.

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