Gas sensing mechanism of SnO2-F (1 1 0) oriented surface from first principles

Wen Zeng*, Bin Miao, Shun Xu, Xianghe Peng

*Corresponding author for this work

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Abstract

The structural, adsorptive and electronic properties of H2 adsorption on SnO2-F (1 1 0) surface are investigated by first-principles calculation. The results show that the F-doped (1 1 0) surface is more reducible than that of undoped SnO2 surfaces, which is mainly attributed to formation of the surface states and larger charges transfer between H2 molecule and the F-doped (1 1 0) surface. This simulation mechanism may provide the instruction to further explore the SnO 2-based sensing materials.

Original languageEnglish
Pages (from-to)68-71
Number of pages4
JournalPhysica E: Low-Dimensional Systems and Nanostructures
Volume49
DOIs
Publication statusPublished - 2013
Externally publishedYes

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Zeng, W., Miao, B., Xu, S., & Peng, X. (2013). Gas sensing mechanism of SnO2-F (1 1 0) oriented surface from first principles. Physica E: Low-Dimensional Systems and Nanostructures, 49, 68-71. https://doi.org/10.1016/j.physe.2013.02.002