Chlorine adsorption on Cu(111) revisited: LT-STM and DFT studyстатья
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Дата последнего поиска статьи во внешних источниках: 26 сентября 2016 г.
Аннотация:Adsorption of chlorine atoms on the Cu(111) surface has been studied with low-temperature scanning tunneling microscopy (LT-STM) in a combination with density functional theory (DFT) calculations. At submonolayer coverage range (θ ≤ 0.10 ML), chlorine forms quasi-one dimensional chains. Atoms in the chains alternately occupy fcc and hcp positions, with nearest-neighbor distance of ≈ 3.9 Å. At coverage of 0.10–0.33 ML, a simple (v3xv3)R30 structure is formed, in which all chlorine atoms occupy fcc positions with nearest neighbor distances of 4.4 Å.