First-principles investigations on the mechanism of highly sensitive and selective trimethylamine sensing in MoO3

Qian Chen,Junfeng Zheng,Xiaoqing Liu,Xuan Zhang,Wei Kang,Liang Fang,Miao Zhou

Applied Surface Science（2020）

引用 11|浏览16

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摘要

•Surface defects in MoO3(0 1 0) generally enhance the adsorption of various biological molecules.•TMA exhibits the strongest adsorption on MoO3(0 1 0) among all the molecules considered.•A clear relationship between adsorption strength and charge transfer is identified.

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关键词

Solid-state sensors,Trimethylamine,Oxygen semiconductors,Surface defect,First-principles

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