A two-dimensional (2D) Ga 2 O 3 monolayer with an asymmetric quintuple-layer configuration was reported as a novel 2D material with excellent stability and strain tunability. This unusual asymmetrical structure opens up new possibilities for improving the selectivity and sensitivity of gas sensors by using selected surface orientations.

2025年1月12日 · This review provides a comprehensive overview of the recent advancements for improving the selectivity of 2D gas sensors. It explores material modification strategies, such as functionalizing the sensing components and tuning adsorption dynamics, to enhance selective gas interactions.

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2024年11月17日 · This chapter provides a comprehensive overview of gas sensors utilizing 2D materials, with a focus on recent advancements in graphene oxide, exfoliated MoS 2, WS 2, and Phosphorene for gas detection applications.

2017年5月16日 · Graphene and related layered inorganic analogues have shown great potential for gas-sensing applications because of their large specific surface areas and strong surface activities. This review aims to discuss the latest advancements in the 2D layered inorganic materials for gas sensors.

2022年10月18日 · Recent studies suggest that two-dimensional (2D) materials may offer a solution to this problem since they have a high likelihood for integration with sophisticated CMOS fabrication while also providing a high sensitivity towards a plethora of gases of interest, even at room temperature.

2017年10月15日 · These thin 2D-inorganic nanomaterials could provide the monitoring of harmful/toxic gases with high sensitivity and a low concentration detection limit by means of conductometric sensors operating at relatively low working temperatures.

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2019年1月1日 · This chapter provides information on the basics of gas sensors, sensor configuration for 2D materials, available 2D materials for gas sensing, and influential parameters. A part of the chapter sheds light on the mechanism of gas sensing in 2D materials.

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