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JOURNALS // Mendeleev Communications // Archive

Mendeleev Commun., 2020 Volume 30, Issue 1, Pages 126–128 (Mi mendc1124)

This article is cited in 2 papers

Communications

Effect of WO3 particle size on the type and concentration of surface oxygen

L. Yang, A. V. Marikutsa, M. N. Rumyantseva, A. M. Gaskov

Department of Chemistry, M.V. Lomonosov Moscow State University, Moscow, Russian Federation

Abstract: X-ray photoelectron spectroscopy and electric conduction measurements performed for nanocrystalline WO3 revealed that the ratio of surface-to-bulk oxygen decreased, and the predominant type of chemisorbed oxygen changed from molecular O2 to atomic O and O2 species with the increment of WO3 particle size.

Keywords: tungsten oxide, nanoparticles, chemisorbed oxygen, surface sites, semiconductor oxide..

Language: English

DOI: 10.1016/j.mencom.2020.01.043



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